The Qiita Advent Calendar 2020 is supported by the following companies, organizations, and services.

Advent Calendar 2020 / Organization

READYFOR Advent Calendar 2020

Participant24People

Subscriber7People

Category：Organization

READYFOR株式会社

想いをつなぎ、叶える未来を、つくる READYFORのOrganizationです

READYFOR株式会社のメンバーによるアドベントカレンダーです！想いの乗ったお金の流れをつくるためのさまざまな取り組みについて発信します。

Sunday	Monday	Tuesday	Wednesday	Thursday	Friday	Saturday
29	30	@itohiro73 READYFORが目指す「乳化」への取り組み Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here Overwrite Title URL You can post either your article on Qiita or your blog post. About reserved posting If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day. About posting period Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.) When you participate, we will assume that you have agreed to the terms of use	@s_runoa 生活も仕事も。持続可能な効率化が大好きなエンジニアの小噺 Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here Overwrite Title URL You can post either your article on Qiita or your blog post. About reserved posting If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day. About posting period Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.) When you participate, we will assume that you have agreed to the terms of use	@mizu0 GitHub Actions を利用しての ECSのBlue/Greenデプロイとトラフィック切り替え前テストを実践 Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here Overwrite Title URL You can post either your article on Qiita or your blog post. About reserved posting If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day. About posting period Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.) When you participate, we will assume that you have agreed to the terms of use	@yohei_eto ジェネラリスト（器用び...）の私がPM武者修行中にやって良かった10のこと Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here Overwrite Title URL You can post either your article on Qiita or your blog post. About reserved posting If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day. About posting period Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.) When you participate, we will assume that you have agreed to the terms of use	@matsumonn DX初学者の非エンジニアから見た ”乳化”とDX （的なこと） Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here Overwrite Title URL You can post either your article on Qiita or your blog post. About reserved posting If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day. About posting period Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.) When you participate, we will assume that you have agreed to the terms of use
@keitakn GitHubのコードレビューを受ける際に気をつける事 Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here Overwrite Title URL You can post either your article on Qiita or your blog post. About reserved posting If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day. About posting period Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.) When you participate, we will assume that you have agreed to the terms of use	@TaketoWakabayashi Google BeyondCorp Remote Access で実現するゼロトラストの今とこれから Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here Overwrite Title URL You can post either your article on Qiita or your blog post. About reserved posting If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day. About posting period Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.) When you participate, we will assume that you have agreed to the terms of use	@KUMAN OpenAPIのYAML分割管理と構成案 Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here Overwrite Title URL You can post either your article on Qiita or your blog post. About reserved posting If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day. About posting period Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.) When you participate, we will assume that you have agreed to the terms of use	@yamanoku UI の実装で考えていること, 気をつけたいこと Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here Overwrite Title URL You can post either your article on Qiita or your blog post. About reserved posting If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day. About posting period Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.) When you participate, we will assume that you have agreed to the terms of use	@toyoc 10年近く1つのサービス開発続けて「こうしとけばよかったな」と思う細かなTips Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here Overwrite Title URL You can post either your article on Qiita or your blog post. About reserved posting If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day. About posting period Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.) When you participate, we will assume that you have agreed to the terms of use	@neripark Next.js（SSG）＋ Netlify で管理画面のフロントエンドを実装する際のポイントと大きなメリット Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here Overwrite Title URL You can post either your article on Qiita or your blog post. About reserved posting If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day. About posting period Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.) When you participate, we will assume that you have agreed to the terms of use	@resqnet この1年のREADYFORエンジニア組織マネジメントの成長 Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here Overwrite Title URL You can post either your article on Qiita or your blog post. About reserved posting If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day. About posting period Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.) When you participate, we will assume that you have agreed to the terms of use
@kotarella1110 Uncontrolled Components でシンプル且つ高パフォーマンスなフォームの実装 - React Hook Form Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here Overwrite Title URL You can post either your article on Qiita or your blog post. About reserved posting If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day. About posting period Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.) When you participate, we will assume that you have agreed to the terms of use	@takaheraw@github 情報収集どうしてますか？2020年版 Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here Overwrite Title URL You can post either your article on Qiita or your blog post. About reserved posting If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day. About posting period Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.) When you participate, we will assume that you have agreed to the terms of use	@feat2kj Scrum Masterの経験をもとにScrum Product Ownerを学んでみる Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here Overwrite Title URL You can post either your article on Qiita or your blog post. About reserved posting If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day. About posting period Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.) When you participate, we will assume that you have agreed to the terms of use	@kyota READYFOR Tech Visionのビジュアルデザインをした話 Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here Overwrite Title URL You can post either your article on Qiita or your blog post. About reserved posting If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day. About posting period Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.) When you participate, we will assume that you have agreed to the terms of use	@randy39 アクセシビリティの改善をするために進めたこと Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here Overwrite Title URL You can post either your article on Qiita or your blog post. About reserved posting If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day. About posting period Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.) When you participate, we will assume that you have agreed to the terms of use	@laura_ko 風呂敷を広げることと畳むこと。プロダクトマネージャーの役割について Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here Overwrite Title URL You can post either your article on Qiita or your blog post. About reserved posting If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day. About posting period Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.) When you participate, we will assume that you have agreed to the terms of use	@asait0 Ruby on Railsアプリでカバレッジ30%->50%のためにやったこと Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here Overwrite Title URL You can post either your article on Qiita or your blog post. About reserved posting If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day. About posting period Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.) When you participate, we will assume that you have agreed to the terms of use
@otaizo 私が３５年間プログラムコードを書き続けてきたたった一つの理由（わけ） Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here Overwrite Title URL You can post either your article on Qiita or your blog post. About reserved posting If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day. About posting period Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.) When you participate, we will assume that you have agreed to the terms of use	@s-mori スキーマ設計からAPI開発の中でお世話になったツールたち Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here Overwrite Title URL You can post either your article on Qiita or your blog post. About reserved posting If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day. About posting period Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.) When you participate, we will assume that you have agreed to the terms of use	@AReadyfor 「その作業、○○を使えばもっと楽になります。」乳化の2つのストーリー。 Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here Overwrite Title URL You can post either your article on Qiita or your blog post. About reserved posting If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day. About posting period Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.) When you participate, we will assume that you have agreed to the terms of use	@afracs Autify と Datadog Browser Test を比べてみた Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here Overwrite Title URL You can post either your article on Qiita or your blog post. About reserved posting If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day. About posting period Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.) When you participate, we will assume that you have agreed to the terms of use	@itohiro73 READYFORエンジニアリング2020年の振り返りと2021年の展望 Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here Overwrite Title URL You can post either your article on Qiita or your blog post. About reserved posting If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day. About posting period Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.) When you participate, we will assume that you have agreed to the terms of use	@amachino 境界マネジメント：拡大する組織の中での役割分担について考える Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here Overwrite Title URL You can post either your article on Qiita or your blog post. About reserved posting If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day. About posting period Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.) When you participate, we will assume that you have agreed to the terms of use	26

@itohiro73
READYFORが目指す「乳化」への取り組み
Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here
Overwrite
Title
URL
You can post either your article on Qiita or your blog post.
About reserved posting
If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day.
About posting period
Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.)
When you participate, we will assume that you have agreed to the terms of use
@s_runoa
生活も仕事も。持続可能な効率化が大好きなエンジニアの小噺
Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here
Overwrite
Title
URL
You can post either your article on Qiita or your blog post.
About reserved posting
If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day.
About posting period
Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.)
When you participate, we will assume that you have agreed to the terms of use
@mizu0
GitHub Actions を利用しての ECSのBlue/Greenデプロイとトラフィック切り替え前テストを実践
Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here
Overwrite
Title
URL
You can post either your article on Qiita or your blog post.
About reserved posting
If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day.
About posting period
Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.)
When you participate, we will assume that you have agreed to the terms of use
@yohei_eto
ジェネラリスト（器用び...）の私がPM武者修行中にやって良かった10のこと
Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here
Overwrite
Title
URL
You can post either your article on Qiita or your blog post.
About reserved posting
If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day.
About posting period
Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.)
When you participate, we will assume that you have agreed to the terms of use
@matsumonn
DX初学者の非エンジニアから見た ”乳化”とDX （的なこと）
Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here
Overwrite
Title
URL
You can post either your article on Qiita or your blog post.
About reserved posting
If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day.
About posting period
Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.)
When you participate, we will assume that you have agreed to the terms of use
@keitakn
GitHubのコードレビューを受ける際に気をつける事
Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here
Overwrite
Title
URL
You can post either your article on Qiita or your blog post.
About reserved posting
If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day.
About posting period
Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.)
When you participate, we will assume that you have agreed to the terms of use
@TaketoWakabayashi
Google BeyondCorp Remote Access で実現するゼロトラストの今とこれから
Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here
Overwrite
Title
URL
You can post either your article on Qiita or your blog post.
About reserved posting
If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day.
About posting period
Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.)
When you participate, we will assume that you have agreed to the terms of use
@KUMAN
OpenAPIのYAML分割管理と構成案
Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here
Overwrite
Title
URL
You can post either your article on Qiita or your blog post.
About reserved posting
If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day.
About posting period
Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.)
When you participate, we will assume that you have agreed to the terms of use
@yamanoku
UI の実装で考えていること, 気をつけたいこと
Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here
Overwrite
Title
URL
You can post either your article on Qiita or your blog post.
About reserved posting
If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day.
About posting period
Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.)
When you participate, we will assume that you have agreed to the terms of use
@toyoc
10年近く1つのサービス開発続けて「こうしとけばよかったな」と思う細かなTips
Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here
Overwrite
Title
URL
You can post either your article on Qiita or your blog post.
About reserved posting
If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day.
About posting period
Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.)
When you participate, we will assume that you have agreed to the terms of use
@neripark
Next.js（SSG）＋ Netlify で管理画面のフロントエンドを実装する際のポイントと大きなメリット
Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here
Overwrite
Title
URL
You can post either your article on Qiita or your blog post.
About reserved posting
If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day.
About posting period
Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.)
When you participate, we will assume that you have agreed to the terms of use
@resqnet
この1年のREADYFORエンジニア組織マネジメントの成長
Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here
Overwrite
Title
URL
You can post either your article on Qiita or your blog post.
About reserved posting
If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day.
About posting period
Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.)
When you participate, we will assume that you have agreed to the terms of use
@kotarella1110
Uncontrolled Components でシンプル且つ高パフォーマンスなフォームの実装 - React Hook Form
Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here
Overwrite
Title
URL
You can post either your article on Qiita or your blog post.
About reserved posting
If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day.
About posting period
Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.)
When you participate, we will assume that you have agreed to the terms of use
@takaheraw@github
情報収集どうしてますか？2020年版
Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here
Overwrite
Title
URL
You can post either your article on Qiita or your blog post.
About reserved posting
If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day.
About posting period
Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.)
When you participate, we will assume that you have agreed to the terms of use
@feat2kj
Scrum Masterの経験をもとにScrum Product Ownerを学んでみる
Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here
Overwrite
Title
URL
You can post either your article on Qiita or your blog post.
About reserved posting
If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day.
About posting period
Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.)
When you participate, we will assume that you have agreed to the terms of use
@kyota
READYFOR Tech Visionのビジュアルデザインをした話
Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here
Overwrite
Title
URL
You can post either your article on Qiita or your blog post.
About reserved posting
If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day.
About posting period
Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.)
When you participate, we will assume that you have agreed to the terms of use
@randy39
アクセシビリティの改善をするために進めたこと
Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here
Overwrite
Title
URL
You can post either your article on Qiita or your blog post.
About reserved posting
If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day.
About posting period
Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.)
When you participate, we will assume that you have agreed to the terms of use
@laura_ko
風呂敷を広げることと畳むこと。プロダクトマネージャーの役割について
Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here
Overwrite
Title
URL
You can post either your article on Qiita or your blog post.
About reserved posting
If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day.
About posting period
Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.)
When you participate, we will assume that you have agreed to the terms of use
@asait0
Ruby on Railsアプリでカバレッジ30%->50%のためにやったこと
Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here
Overwrite
Title
URL
You can post either your article on Qiita or your blog post.
About reserved posting
If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day.
About posting period
Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.)
When you participate, we will assume that you have agreed to the terms of use
@otaizo
私が３５年間プログラムコードを書き続けてきたたった一つの理由（わけ）
Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here
Overwrite
Title
URL
You can post either your article on Qiita or your blog post.
About reserved posting
If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day.
About posting period
Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.)
When you participate, we will assume that you have agreed to the terms of use
@s-mori
スキーマ設計からAPI開発の中でお世話になったツールたち
Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here
Overwrite
Title
URL
You can post either your article on Qiita or your blog post.
About reserved posting
If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day.
About posting period
Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.)
When you participate, we will assume that you have agreed to the terms of use
@AReadyfor
「その作業、○○を使えばもっと楽になります。」乳化の2つのストーリー。
Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here
Overwrite
Title
URL
You can post either your article on Qiita or your blog post.
About reserved posting
If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day.
About posting period
Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.)
When you participate, we will assume that you have agreed to the terms of use
@afracs
Autify と Datadog Browser Test を比べてみた
Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here
Overwrite
Title
URL
You can post either your article on Qiita or your blog post.
About reserved posting
If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day.
About posting period
Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.)
When you participate, we will assume that you have agreed to the terms of use
@itohiro73
READYFORエンジニアリング2020年の振り返りと2021年の展望
Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here
Overwrite
Title
URL
You can post either your article on Qiita or your blog post.
About reserved posting
If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day.
About posting period
Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.)
When you participate, we will assume that you have agreed to the terms of use
@amachino
境界マネジメント：拡大する組織の中での役割分担について考える
Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here
Overwrite
Title
URL
You can post either your article on Qiita or your blog post.
About reserved posting
If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day.
About posting period
Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.)
When you participate, we will assume that you have agreed to the terms of use

Sunday	Monday	Tuesday	Wednesday	Thursday	Friday	Saturday
29	30	@itohiro73 READYFORが目指す「乳化」への取り組み Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here Overwrite Title URL You can post either your article on Qiita or your blog post. About reserved posting If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day. About posting period Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.) When you participate, we will assume that you have agreed to the terms of use	@s_runoa 生活も仕事も。持続可能な効率化が大好きなエンジニアの小噺 Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here Overwrite Title URL You can post either your article on Qiita or your blog post. About reserved posting If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day. About posting period Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.) When you participate, we will assume that you have agreed to the terms of use	@mizu0 GitHub Actions を利用しての ECSのBlue/Greenデプロイとトラフィック切り替え前テストを実践 Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here Overwrite Title URL You can post either your article on Qiita or your blog post. About reserved posting If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day. About posting period Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.) When you participate, we will assume that you have agreed to the terms of use	@yohei_eto ジェネラリスト（器用び...）の私がPM武者修行中にやって良かった10のこと Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here Overwrite Title URL You can post either your article on Qiita or your blog post. About reserved posting If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day. About posting period Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.) When you participate, we will assume that you have agreed to the terms of use	@matsumonn DX初学者の非エンジニアから見た ”乳化”とDX （的なこと） Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here Overwrite Title URL You can post either your article on Qiita or your blog post. About reserved posting If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day. About posting period Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.) When you participate, we will assume that you have agreed to the terms of use
@keitakn GitHubのコードレビューを受ける際に気をつける事 Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here Overwrite Title URL You can post either your article on Qiita or your blog post. About reserved posting If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day. About posting period Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.) When you participate, we will assume that you have agreed to the terms of use	@TaketoWakabayashi Google BeyondCorp Remote Access で実現するゼロトラストの今とこれから Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here Overwrite Title URL You can post either your article on Qiita or your blog post. About reserved posting If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day. About posting period Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.) When you participate, we will assume that you have agreed to the terms of use	@KUMAN OpenAPIのYAML分割管理と構成案 Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here Overwrite Title URL You can post either your article on Qiita or your blog post. About reserved posting If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day. About posting period Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.) When you participate, we will assume that you have agreed to the terms of use	@yamanoku UI の実装で考えていること, 気をつけたいこと Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here Overwrite Title URL You can post either your article on Qiita or your blog post. About reserved posting If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day. About posting period Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.) When you participate, we will assume that you have agreed to the terms of use	@toyoc 10年近く1つのサービス開発続けて「こうしとけばよかったな」と思う細かなTips Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here Overwrite Title URL You can post either your article on Qiita or your blog post. About reserved posting If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day. About posting period Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.) When you participate, we will assume that you have agreed to the terms of use	@neripark Next.js（SSG）＋ Netlify で管理画面のフロントエンドを実装する際のポイントと大きなメリット Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here Overwrite Title URL You can post either your article on Qiita or your blog post. About reserved posting If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day. About posting period Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.) When you participate, we will assume that you have agreed to the terms of use	@resqnet この1年のREADYFORエンジニア組織マネジメントの成長 Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here Overwrite Title URL You can post either your article on Qiita or your blog post. About reserved posting If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day. About posting period Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.) When you participate, we will assume that you have agreed to the terms of use
@kotarella1110 Uncontrolled Components でシンプル且つ高パフォーマンスなフォームの実装 - React Hook Form Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here Overwrite Title URL You can post either your article on Qiita or your blog post. About reserved posting If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day. About posting period Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.) When you participate, we will assume that you have agreed to the terms of use	@takaheraw@github 情報収集どうしてますか？2020年版 Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here Overwrite Title URL You can post either your article on Qiita or your blog post. About reserved posting If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day. About posting period Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.) When you participate, we will assume that you have agreed to the terms of use	@feat2kj Scrum Masterの経験をもとにScrum Product Ownerを学んでみる Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here Overwrite Title URL You can post either your article on Qiita or your blog post. About reserved posting If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day. About posting period Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.) When you participate, we will assume that you have agreed to the terms of use	@kyota READYFOR Tech Visionのビジュアルデザインをした話 Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here Overwrite Title URL You can post either your article on Qiita or your blog post. About reserved posting If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day. About posting period Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.) When you participate, we will assume that you have agreed to the terms of use	@randy39 アクセシビリティの改善をするために進めたこと Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here Overwrite Title URL You can post either your article on Qiita or your blog post. About reserved posting If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day. About posting period Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.) When you participate, we will assume that you have agreed to the terms of use	@laura_ko 風呂敷を広げることと畳むこと。プロダクトマネージャーの役割について Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here Overwrite Title URL You can post either your article on Qiita or your blog post. About reserved posting If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day. About posting period Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.) When you participate, we will assume that you have agreed to the terms of use	@asait0 Ruby on Railsアプリでカバレッジ30%->50%のためにやったこと Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here Overwrite Title URL You can post either your article on Qiita or your blog post. About reserved posting If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day. About posting period Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.) When you participate, we will assume that you have agreed to the terms of use
@otaizo 私が３５年間プログラムコードを書き続けてきたたった一つの理由（わけ） Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here Overwrite Title URL You can post either your article on Qiita or your blog post. About reserved posting If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day. About posting period Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.) When you participate, we will assume that you have agreed to the terms of use	@s-mori スキーマ設計からAPI開発の中でお世話になったツールたち Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here Overwrite Title URL You can post either your article on Qiita or your blog post. About reserved posting If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day. About posting period Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.) When you participate, we will assume that you have agreed to the terms of use	@AReadyfor 「その作業、○○を使えばもっと楽になります。」乳化の2つのストーリー。 Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here Overwrite Title URL You can post either your article on Qiita or your blog post. About reserved posting If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day. About posting period Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.) When you participate, we will assume that you have agreed to the terms of use	@afracs Autify と Datadog Browser Test を比べてみた Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here Overwrite Title URL You can post either your article on Qiita or your blog post. About reserved posting If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day. About posting period Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.) When you participate, we will assume that you have agreed to the terms of use	@itohiro73 READYFORエンジニアリング2020年の振り返りと2021年の展望 Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here Overwrite Title URL You can post either your article on Qiita or your blog post. About reserved posting If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day. About posting period Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.) When you participate, we will assume that you have agreed to the terms of use	@amachino 境界マネジメント：拡大する組織の中での役割分担について考える Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here Overwrite Title URL You can post either your article on Qiita or your blog post. About reserved posting If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day. About posting period Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.) When you participate, we will assume that you have agreed to the terms of use	26

@itohiro73
READYFORが目指す「乳化」への取り組み
Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here
Overwrite
Title
URL
You can post either your article on Qiita or your blog post.
About reserved posting
If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day.
About posting period
Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.)
When you participate, we will assume that you have agreed to the terms of use
@s_runoa
生活も仕事も。持続可能な効率化が大好きなエンジニアの小噺
Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here
Overwrite
Title
URL
You can post either your article on Qiita or your blog post.
About reserved posting
If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day.
About posting period
Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.)
When you participate, we will assume that you have agreed to the terms of use
@mizu0
GitHub Actions を利用しての ECSのBlue/Greenデプロイとトラフィック切り替え前テストを実践
Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here
Overwrite
Title
URL
You can post either your article on Qiita or your blog post.
About reserved posting
If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day.
About posting period
Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.)
When you participate, we will assume that you have agreed to the terms of use
@yohei_eto
ジェネラリスト（器用び...）の私がPM武者修行中にやって良かった10のこと
Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here
Overwrite
Title
URL
You can post either your article on Qiita or your blog post.
About reserved posting
If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day.
About posting period
Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.)
When you participate, we will assume that you have agreed to the terms of use
@matsumonn
DX初学者の非エンジニアから見た ”乳化”とDX （的なこと）
Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here
Overwrite
Title
URL
You can post either your article on Qiita or your blog post.
About reserved posting
If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day.
About posting period
Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.)
When you participate, we will assume that you have agreed to the terms of use
@keitakn
GitHubのコードレビューを受ける際に気をつける事
Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here
Overwrite
Title
URL
You can post either your article on Qiita or your blog post.
About reserved posting
If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day.
About posting period
Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.)
When you participate, we will assume that you have agreed to the terms of use
@TaketoWakabayashi
Google BeyondCorp Remote Access で実現するゼロトラストの今とこれから
Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here
Overwrite
Title
URL
You can post either your article on Qiita or your blog post.
About reserved posting
If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day.
About posting period
Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.)
When you participate, we will assume that you have agreed to the terms of use
@KUMAN
OpenAPIのYAML分割管理と構成案
Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here
Overwrite
Title
URL
You can post either your article on Qiita or your blog post.
About reserved posting
If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day.
About posting period
Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.)
When you participate, we will assume that you have agreed to the terms of use
@yamanoku
UI の実装で考えていること, 気をつけたいこと
Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here
Overwrite
Title
URL
You can post either your article on Qiita or your blog post.
About reserved posting
If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day.
About posting period
Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.)
When you participate, we will assume that you have agreed to the terms of use
@toyoc
10年近く1つのサービス開発続けて「こうしとけばよかったな」と思う細かなTips
Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here
Overwrite
Title
URL
You can post either your article on Qiita or your blog post.
About reserved posting
If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day.
About posting period
Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.)
When you participate, we will assume that you have agreed to the terms of use
@neripark
Next.js（SSG）＋ Netlify で管理画面のフロントエンドを実装する際のポイントと大きなメリット
Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here
Overwrite
Title
URL
You can post either your article on Qiita or your blog post.
About reserved posting
If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day.
About posting period
Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.)
When you participate, we will assume that you have agreed to the terms of use
@resqnet
この1年のREADYFORエンジニア組織マネジメントの成長
Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here
Overwrite
Title
URL
You can post either your article on Qiita or your blog post.
About reserved posting
If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day.
About posting period
Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.)
When you participate, we will assume that you have agreed to the terms of use
@kotarella1110
Uncontrolled Components でシンプル且つ高パフォーマンスなフォームの実装 - React Hook Form
Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here
Overwrite
Title
URL
You can post either your article on Qiita or your blog post.
About reserved posting
If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day.
About posting period
Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.)
When you participate, we will assume that you have agreed to the terms of use
@takaheraw@github
情報収集どうしてますか？2020年版
Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here
Overwrite
Title
URL
You can post either your article on Qiita or your blog post.
About reserved posting
If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day.
About posting period
Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.)
When you participate, we will assume that you have agreed to the terms of use
@feat2kj
Scrum Masterの経験をもとにScrum Product Ownerを学んでみる
Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here
Overwrite
Title
URL
You can post either your article on Qiita or your blog post.
About reserved posting
If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day.
About posting period
Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.)
When you participate, we will assume that you have agreed to the terms of use
@kyota
READYFOR Tech Visionのビジュアルデザインをした話
Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here
Overwrite
Title
URL
You can post either your article on Qiita or your blog post.
About reserved posting
If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day.
About posting period
Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.)
When you participate, we will assume that you have agreed to the terms of use
@randy39
アクセシビリティの改善をするために進めたこと
Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here
Overwrite
Title
URL
You can post either your article on Qiita or your blog post.
About reserved posting
If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day.
About posting period
Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.)
When you participate, we will assume that you have agreed to the terms of use
@laura_ko
風呂敷を広げることと畳むこと。プロダクトマネージャーの役割について
Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here
Overwrite
Title
URL
You can post either your article on Qiita or your blog post.
About reserved posting
If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day.
About posting period
Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.)
When you participate, we will assume that you have agreed to the terms of use
@asait0
Ruby on Railsアプリでカバレッジ30%->50%のためにやったこと
Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here
Overwrite
Title
URL
You can post either your article on Qiita or your blog post.
About reserved posting
If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day.
About posting period
Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.)
When you participate, we will assume that you have agreed to the terms of use
@otaizo
私が３５年間プログラムコードを書き続けてきたたった一つの理由（わけ）
Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here
Overwrite
Title
URL
You can post either your article on Qiita or your blog post.
About reserved posting
If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day.
About posting period
Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.)
When you participate, we will assume that you have agreed to the terms of use
@s-mori
スキーマ設計からAPI開発の中でお世話になったツールたち
Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here
Overwrite
Title
URL
You can post either your article on Qiita or your blog post.
About reserved posting
If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day.
About posting period
Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.)
When you participate, we will assume that you have agreed to the terms of use
@AReadyfor
「その作業、○○を使えばもっと楽になります。」乳化の2つのストーリー。
Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here
Overwrite
Title
URL
You can post either your article on Qiita or your blog post.
About reserved posting
If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day.
About posting period
Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.)
When you participate, we will assume that you have agreed to the terms of use
@afracs
Autify と Datadog Browser Test を比べてみた
Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here
Overwrite
Title
URL
You can post either your article on Qiita or your blog post.
About reserved posting
If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day.
About posting period
Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.)
When you participate, we will assume that you have agreed to the terms of use
@itohiro73
READYFORエンジニアリング2020年の振り返りと2021年の展望
Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here
Overwrite
Title
URL
You can post either your article on Qiita or your blog post.
About reserved posting
If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day.
About posting period
Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.)
When you participate, we will assume that you have agreed to the terms of use
@amachino
境界マネジメント：拡大する組織の中での役割分担について考える
Articles registered in the organization calendar can also be registered in other calendars! 🚀 See details here
Overwrite
Title
URL
You can post either your article on Qiita or your blog post.
About reserved posting
If you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day.
About posting period
Only articles submitted after November 01, 2020 can be registered. (Secret articles can be registered anytime articles are posted.)
When you participate, we will assume that you have agreed to the terms of use

The Qiita Advent Calendar 2020 is supported by the following companies, organizations, and services.