{"id":3223,"date":"2018-08-10T11:57:39","date_gmt":"2018-08-10T02:57:39","guid":{"rendered":"https:\/\/qiita.com\/official-columns\/?p=3223"},"modified":"2019-12-05T12:48:32","modified_gmt":"2019-12-05T03:48:32","slug":"rubykaigi2018","status":"publish","type":"post","link":"https:\/\/qiita.com\/official-columns\/event\/rubykaigi2018\/","title":{"rendered":"RubyKaigi2018\u306b\u53c2\u52a0\u3057\u3066\u304d\u307e\u3057\u305f\u3002"},"content":{"rendered":"<p>\u3053\u3093\u306b\u3061\u306f\u3001\u00a0<img decoding=\"async\" src=\"https:\/\/qiita-image-store.s3.amazonaws.com\/0\/2\/d57827e9-b8f9-a702-ae89-9fa2461d8012.jpeg\" alt=\"\" \/>\u00a0<a href=\"https:\/\/qiita.com\/tomoasleep\">tomoasleep<\/a> \u3067\u3059\u3002<\/p>\n<p>2018\u5e745\u670831\u30016\u67081\u65e5\u30012\u65e5\u306e3\u65e5\u9593\u306b\u6e21\u3063\u3066\u958b\u50ac\u3055\u308c\u305f<a href=\"https:\/\/rubykaigi.org\/2018\/\" target=\"_blank\" rel=\"noopener noreferrer\">RubyKaigi<\/a>\u306b\u53c2\u52a0\u3057\u3066\u304d\u305f\u69d8\u5b50\u3092\u30ec\u30dd\u30fc\u30c8\u3057\u307e\u3059\u3002<\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"alignnone size-full wp-image-3346\" src=\"https:\/\/qiita.com\/official-columns\/wp-content\/uploads\/2018\/07\/matz-ruby.png\" alt=\"matz rubyKaigi\" width=\"835\" height=\"626\" srcset=\"https:\/\/qiita.com\/official-columns\/wp-content\/uploads\/2018\/07\/matz-ruby.png 835w, https:\/\/qiita.com\/official-columns\/wp-content\/uploads\/2018\/07\/matz-ruby-300x225.png 300w, https:\/\/qiita.com\/official-columns\/wp-content\/uploads\/2018\/07\/matz-ruby-768x576.png 768w\" sizes=\"(max-width: 835px) 100vw, 835px\" \/><br \/>\n\u203b\u5199\u771f\u306fMatz\u3053\u3068Ruby\u306e\u751f\u307f\u306e\u89aa\u30fb\u307e\u3064\u3082\u3068\u3086\u304d\u3072\u308d\u6c0f\u3068\u4e00\u7dd2\u306b\u53c2\u52a0\u3057\u305f<a href=\"https:\/\/qiita.com\/minakawa-daiki\" target=\"_blank\" rel=\"noopener noreferrer\">@minakawa-daiki<\/a><\/p>\n<div id=\"toc_container\" class=\"no_bullets\"><p class=\"toc_title\">\u76ee\u6b21<\/p><ul class=\"toc_list\"><li><a href=\"#RubyKaigi\">RubyKaigi\u3063\u3066\uff1f<\/a><\/li><li><a href=\"#531\">5\/31<\/a><\/li><li><a href=\"#61\">6\/1<\/a><\/li><li><a href=\"#62\">6\/2<\/a><\/li><li><a href=\"#i\">\u7d42\u308f\u308a\u306b<\/a><\/li><\/ul><\/div>\n\n<h2><span id=\"RubyKaigi\">RubyKaigi\u3063\u3066\uff1f<\/span><\/h2>\n<blockquote><p><a href=\"http:\/\/rubykaigi.org\/2018\/schedule#may31\" target=\"_blank\" rel=\"noopener noreferrer\">RubyKaigi<\/a><br \/>\n\uff08\u30eb\u30d3\u30fc\u304b\u3044\u304e\uff09\u3068\u306f\u3001\u65e5\u672c\u3067\u958b\u50ac\u3055\u308c\u3066\u3044\u308bRuby\u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u4e3b\u50ac\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u6307\u5411\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u8a00\u8a9eRuby\u306b\u95a2\u3059\u308b\u5e74\u6b21\u30a4\u30d9\u30f3\u30c8\u3067\u3042\u308b\u3002\u540d\u79f0\u306f\u904e\u53bb\u4f55\u5ea6\u304b\u5909\u9077\u3057\u3066\u304a\u308a\u30012013\u5e74\u304b\u3089\u306f\u901a\u79f0\u3067\u3042\u3063\u305fRubyKaigi\u304c\u6b63\u5f0f\u540d\u79f0\u3068\u3057\u3066\u7528\u3044\u3089\u308c\u3066\u3044\u308b\u3002<\/p><\/blockquote>\n<p>\u5f15\u7528: <a href=\"https:\/\/ja.wikipedia.org\/wiki\/RubyKaigi\" target=\"_blank\" rel=\"noopener noreferrer\">Wikipedia<\/a><\/p>\n<p>\u6700\u8fd1Qiita\u3067\u3082Matz\u3055\u3093\u306e\u5225\u306e\u8b1b\u6f14\u5185\u5bb9\u304c1000\u3044\u3044\u306d\u4ee5\u4e0a\u7372\u5f97\u3057\u3066\u3044\u3066\u30c8\u30ec\u30f3\u30c9\u5165\u308a\u3057\u3066\u3044\u307e\u3057\u305f\u3002<\/p>\n<blockquote class=\"twitter-tweet\" data-lang=\"en\">\n<p dir=\"ltr\" lang=\"ja\">1000\u3044\u3044\u306d\uff01 | \u3010\u307e\u3064\u3082\u3068\u3086\u304d\u3072\u308d\u6c0f\u3000\u7279\u5225\u8b1b\u6f14\u3011\u82e5\u624b\u30a8\u30f3\u30b8\u30cb\u30a2\u306e\u751f\u5b58\u6226\u7565\u306b\u884c\u3063\u3066\u304d\u305f\u306e\u3067\u79c1\u7684\u30e1\u30e2 by <a href=\"https:\/\/twitter.com\/arakawa_gios?ref_src=twsrc%5Etfw\">@arakawa_gios<\/a> <a href=\"https:\/\/t.co\/HiBJjDIlyJ\">https:\/\/t.co\/HiBJjDIlyJ<\/a><\/p>\n<p>\u2014 Qiita (\u30ad\u30fc\u30bf) \u516c\u5f0f (@Qiita) <a href=\"https:\/\/twitter.com\/Qiita\/status\/1014750747219628033?ref_src=twsrc%5Etfw\">July 5, 2018<\/a><\/p><\/blockquote>\n<p><script async src=\"https:\/\/platform.twitter.com\/widgets.js\" charset=\"utf-8\"><\/script><\/p>\n<h2><span id=\"531\">5\/31<\/span><\/h2>\n<h3>Keynote<\/h3>\n<p><a href=\"http:\/\/rubykaigi.org\/2018\/presentations\/yukihiro_matz.html#may31\">Keynote &#8211; RubyKaigi 2018<\/a><\/p>\n<p>1\u65e5\u76ee\u306e\u521d\u65e5\u306fMatz\u306eKeynote\u304b\u3089\u3067\u3057\u305f\u3002<\/p>\n<p>\u3053\u3068\u308f\u3056\u306b\u7d61\u3081\u3066Ruby2.5\u3067\u5c0e\u5165\u3055\u308c\u305f\u00a0<code>yield_self<\/code>\u00a0\u3092\u81ea\u3089\u00a0<code>then<\/code>\u00a0\u306b\u6539\u540d\u3057\u305f\u8a71\u3001\u300cRuby is Dead\u300d\u3068\u8a00\u308f\u308c\u308b\u3053\u3068\u3082\u3042\u308b\u304c\u3001\u3053\u308c\u304b\u3089\u3082\u9032\u5316\u3057\u7d9a\u3051\u308b\u3068\u3044\u3046\u5ba3\u8a00\u306a\u3069\u304c\u98db\u3073\u51fa\u3057\u307e\u3057\u305f\u3002<\/p>\n<p>Ruby3.0\u306b\u5411\u3051\u305f\u8a71\u3068\u3057\u3066\u3001\u6700\u8fd1\u30c8\u30ec\u30f3\u30c9\u306e\u9759\u7684\u578b\u4ed8\u3051\u306b\u3064\u3044\u3066\u3082\u89e6\u308c\u3089\u308c\u307e\u3057\u305f\u304c\u3001\u6709\u7528\u6027\u306f\u8a8d\u3081\u3064\u3064\u3082\u578b\u6ce8\u91c8\u3092\u6587\u6cd5\u306b\u5165\u308c\u308b\u3064\u3082\u308a\u306f\u306a\u304f\u3001<br \/>\n\u578b\u691c\u67fb\u3082\u5916\u90e8\u306e\u30c4\u30fc\u30eb\u3068\u3057\u3066\u7528\u610f\u3059\u308b\u3068\u3044\u3046\u30b9\u30bf\u30f3\u30b9\u306e\u3088\u3046\u3067\u3057\u305f\u3002<\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"alignnone size-full wp-image-3393\" src=\"https:\/\/qiita.com\/official-columns\/wp-content\/uploads\/2018\/07\/ruby-matz-\u767b\u58c7.jpeg\" alt=\"rubykaigi matz \u767b\u58c7\" width=\"4032\" height=\"3024\" srcset=\"https:\/\/qiita.com\/official-columns\/wp-content\/uploads\/2018\/07\/ruby-matz-\u767b\u58c7.jpeg 4032w, https:\/\/qiita.com\/official-columns\/wp-content\/uploads\/2018\/07\/ruby-matz-\u767b\u58c7-300x225.jpeg 300w, https:\/\/qiita.com\/official-columns\/wp-content\/uploads\/2018\/07\/ruby-matz-\u767b\u58c7-768x576.jpeg 768w, https:\/\/qiita.com\/official-columns\/wp-content\/uploads\/2018\/07\/ruby-matz-\u767b\u58c7-1024x768.jpeg 1024w\" sizes=\"(max-width: 4032px) 100vw, 4032px\" \/><\/p>\n<h3>Lunch<img decoding=\"async\" loading=\"lazy\" class=\"emoji\" title=\":yum:\" src=\"https:\/\/cdn.qiita.com\/emoji\/twemoji\/unicode\/1f60b.png\" alt=\":yum:\" width=\"20\" height=\"20\" \/><\/h3>\n<p>\u725b\u30bf\u30f3\u5165\u3063\u305f\u5f01\u5f53\u00a0<img decoding=\"async\" loading=\"lazy\" class=\"emoji\" title=\":ox:\" src=\"https:\/\/cdn.qiita.com\/emoji\/twemoji\/unicode\/1f402.png\" alt=\":ox:\" width=\"20\" height=\"20\" \/><\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"alignnone size-full wp-image-3394\" src=\"https:\/\/qiita.com\/official-columns\/wp-content\/uploads\/2018\/07\/rubykaigi-\u725b\u30bf\u30f3\u5f01\u5f53-e1533103572619.jpeg\" alt=\"rubykaigi \u725b\u30bf\u30f3\u5f01\u5f53\" width=\"4032\" height=\"3024\" \/><\/p>\n<h3>A practical type system for Ruby at Stripe. &#8211; RubyKaigi 2018<\/h3>\n<p><a href=\"https:\/\/rubykaigi.org\/2018\/presentations\/DarkDimius.html#may31\">A practical type system for Ruby at Stripe. &#8211; RubyKaigi 2018<\/a><\/p>\n<p>\u663c\u306e\u30bb\u30c3\u30b7\u30e7\u30f3\u3067\u306f\u3001Stripe\u3067\u5185\u90e8\u7684\u306b\u4f5c\u3063\u3066\u3044\u308bType Checker\u306e\u7d39\u4ecb\u304c\u3042\u308a\u307e\u3057\u305f\u3002<\/p>\n<p>String\u306eProductivity Team\u306e\u65b9\u304b\u3089\u306e\u767a\u8868\u306e\u3088\u3046\u3067\u3001Stripe\u3067\u306eRuby\u306e\u4f7f\u308f\u308c\u65b9\u306b\u3064\u3044\u3066\u306e\u8aac\u660e(Rails\u306f\u4f7f\u3063\u3066\u3044\u306a\u3044\u3068\u3044\u3046\u306e\u3068\u3001monorepo\u306b\u3057\u3066\u3044\u308b\u306e\u304c\u7279\u5fb4\u7684\u3067\u3057\u305f)\u304c\u3042\u308a\u306a\u304c\u3089\u5185\u88fd\u306eType Checker\u3067\u3042\u308bSorbet\u304c\u7d39\u4ecb\u3055\u308c\u307e\u3057\u305f\u3002<\/p>\n<p>\u7d39\u4ecb\u65e9\u3005\u3001\u5b8c\u6210\u5ea6\u304c\u9ad8\u3044\u30aa\u30f3\u30e9\u30a4\u30f3\u30c7\u30e2 (\u00a0<a class=\"autolink\" href=\"https:\/\/sorbet.run\/\" target=\"_blank\" rel=\"nofollow noopener noreferrer\">https:\/\/sorbet.run<\/a>\u00a0)\u304c\u7d39\u4ecb\u3055\u308c\u3001\u81ea\u5206\u3082\u767a\u8868\u3092\u805e\u304d\u306a\u304c\u3089\u8272\u3005\u30c7\u30e2\u3092\u8a66\u3057\u3066\u3044\u307e\u3057\u305f\u3002<\/p>\n<p>\u793e\u5185\u3067\u4f7f\u3046\u3068\u3044\u3046\u3053\u3068\u3082\u3042\u3063\u3066\u3001\u5b9f\u7528\u6027\u3092\u8ffd\u6c42\u3057\u3066\u3044\u308b\u5370\u8c61\u3067\u3001\u3067\u304d\u308b\u3060\u3051\u30b7\u30f3\u30d7\u30eb\u306b\u3001\u7c21\u5358\u306b\u5c0e\u5165\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u3001\u306a\u304a\u304b\u3064\u30b9\u30b1\u30fc\u30eb\u3059\u308b\u3088\u3046\u306b\u3068\u3044\u3046\u306e\u3092\u539f\u5247\u3068\u3057\u3066\u7f6e\u3044\u3066\u3044\u308b\u3088\u3046\u3067\u3057\u305f\u3002<\/p>\n<p>\u975e\u5230\u9054\u30b3\u30fc\u30c9\u306e\u691c\u51fa\u3092\u884c\u3063\u305f\u308a\u3001<code>nil<\/code>\u00a0\u306e\u30c1\u30a7\u30c3\u30af\u6f0f\u308c\u3084\u8d77\u304d\u3084\u3059\u3044\u4f8b\u5916\u51e6\u7406\u4e2d\u306etypo\u306a\u3069\u3001\u906d\u9047\u3057\u3084\u3059\u3044\u30a8\u30e9\u30fc\u3084\u30c6\u30b9\u30c8\u3067\u30c1\u30a7\u30c3\u30af\u6f0f\u308c\u3057\u3084\u3059\u3044\u30a8\u30e9\u30fc\u3092\u691c\u51fa\u3067\u304d\u3001\u793e\u5185\u306e\u5229\u7528\u3067\u3082\u305d\u308c\u3089\u3092\u691c\u51fa\u3067\u304d\u3066\u3044\u308b\u305d\u3046\u3067\u3059\u3002<\/p>\n<p>\u3061\u306a\u307f\u306b\u3001\u578b\u6ce8\u91c8\u306f <a href=\"http:\/\/egonschiele.github.io\/contracts.ruby\/\" rel=\"noopener noreferrer\" target=\"_blank\">Contracts.ruby<\/a> \u306b\u4f3c\u305fDSL\u3067\u66f8\u304f\u3088\u3046\u3067\u3059\u3002<br \/>\n(\u9ed2\u9b54\u8853\u7684\u306a\u3068\u3053\u308d\u3082\u3042\u308b\u306e\u3067\u3001\u500b\u4eba\u7684\u306b\u306f\u30b3\u30e1\u30f3\u30c8\u3068\u3057\u3066\u66f8\u3051\u308b\u3068\u3044\u3044\u306a\u301c\u3068\u601d\u3063\u305f\u308a\u3059\u308b\u306e\u3067\u3059\u00a0<img decoding=\"async\" loading=\"lazy\" class=\"emoji\" title=\":sweat_smile:\" src=\"https:\/\/cdn.qiita.com\/emoji\/twemoji\/unicode\/1f605.png\" alt=\":sweat_smile:\" width=\"20\" height=\"20\" \/>\u00a0)<\/p>\n<p>\u5916\u90e8\u306e\u30e9\u30a4\u30d6\u30e9\u30ea\u306f\u30c7\u30e2\u306a\u3069\u3092\u898b\u305f\u611f\u3058\u3067\u306f signature \u30d5\u30a1\u30a4\u30eb\u3092\u7528\u610f\u3059\u308b\u611f\u3058\u3067\u3057\u3087\u3046\u304b\uff1f<br \/>\n(\u30c7\u30e2\u306b\u306f\u00a0<code>.rbi<\/code>\u00a0\u30d5\u30a1\u30a4\u30eb\u306a\u308b\u3082\u306e\u304c\u78ba\u8a8d\u3055\u308c\u307e\u3057\u305f\u00a0<img decoding=\"async\" loading=\"lazy\" class=\"emoji\" title=\":eyes:\" src=\"https:\/\/cdn.qiita.com\/emoji\/twemoji\/unicode\/1f440.png\" alt=\":eyes:\" width=\"20\" height=\"20\" \/>\u00a0)<\/p>\n<p>\u5b9f\u88c5\u306f C++ \u30d9\u30fc\u30b9\u3067\u5b9f\u884c\u901f\u5ea6\u3082\u9ad8\u901f\u3068\u306e\u3053\u3068\u3067\u3057\u305f\u3002<\/p>\n<p>\u73fe\u5728\u306f\u793e\u5185\u3067\u5229\u7528\u3055\u308c\u3066\u3044\u308b\u306e\u3067\u3059\u304c\u3001\u5c06\u6765\u7684\u306bOSS\u306b\u3059\u308b\u8a08\u753b\u3060\u305d\u3046\u3067\u3059\u3002\u975e\u5e38\u306b\u516c\u958b\u304c\u697d\u3057\u307f\u306a\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3067\u3059\u3002<\/p>\n<p><a href=\"http:\/\/rubykaigi.org\/2018\/presentations\/joker1007.html#may31\" target=\"_blank\" rel=\"nofollow noopener noreferrer\">Hijacking Ruby Syntax in Ruby &#8211; RubyKaigi 2018<\/a>\u00a0\u3082\u6c17\u306b\u306a\u308b\u2026<\/p>\n<h3>All About RuboCop &#8211; RubyKaigi 2018<\/h3>\n<p><a href=\"http:\/\/rubykaigi.org\/2018\/presentations\/bbatsov.html#may31\">All About RuboCop &#8211; RubyKaigi 2018<\/a><\/p>\n<p>RuboCop\u306e\u4f5c\u8005\u3067\u3042\u308b\u3001bbatsov\u3055\u3093\u304cRuboCop\u306e\u6b74\u53f2\u3068 1.0 \u306b\u5411\u3051\u305f\u8a71\u3092\u3057\u3066\u304f\u308c\u307e\u3057\u305f\u3002<\/p>\n<p>\u521d\u671f\u306fRuby\u30b3\u30fc\u30c9\u306e\u30d1\u30fc\u30b9\u306b\u6b63\u898f\u8868\u73fe\u3092\u4f7f\u3063\u3066\u3044\u305f\u308a(!?)\u306e\u8a71\u3084\u3001\u305d\u306e\u5f8c\u5229\u7528\u3059\u308b\u30d1\u30fc\u30b5\u30fc\u3092ripper\u304b\u3089parser gem\u306b\u79fb\u884c\u3057\u305f\u8a71\u304c\u3068\u3066\u3082\u8208\u5473\u6df1\u304b\u3063\u305f\u3067\u3059\u3002<br \/>\n1.0 \u306b\u5411\u3051\u3066\u3082Rails\u7528\u306eCop\u306a\u3069\u3092\u5206\u96e2\u3057\u305f\u308a\u3068\u3053\u308c\u304b\u3089\u306e\u8a08\u753b\u306b\u3064\u3044\u3066\u3082\u8a9e\u3063\u3066\u304f\u308c\u307e\u3057\u305f\u3002<\/p>\n<p>\u4f59\u8ac7\u3067\u3059\u304c\u3001\u5f0a\u793e\u306e\u30a8\u30f3\u30b8\u30cb\u30a2\u3067\u3082\u3042\u308b <a href=\"https:\/\/qiita.com\/yujinakayama\">yujinakayama<\/a> \u306e\u540d\u524d\u304cRuboCop\u306e\u958b\u767a\u30e1\u30f3\u30d0\u30fc\u3068\u3057\u3066\u30b9\u30e9\u30a4\u30c9\u306b\u51fa\u3066\u304d\u305f\u6642\u306f\u3001\u793e\u5185\u306eSlack\u3067\u6b53\u58f0\u304c\u4e0a\u304c\u308a\u307e\u3057\u305f\uff57<\/p>\n<p><script async class=\"speakerdeck-embed\" data-slide=\"52\" data-id=\"c9189657a27a49f0a49038445060f6c3\" data-ratio=\"1.33333333333333\" src=\"\/\/speakerdeck.com\/assets\/embed.js\"><\/script><\/p>\n<h3>Afternoon Break<img decoding=\"async\" loading=\"lazy\" class=\"emoji\" title=\":coffee:\" src=\"https:\/\/cdn.qiita.com\/emoji\/twemoji\/unicode\/2615-fe0f.png\" alt=\":coffee:\" width=\"20\" height=\"20\" \/><\/h3>\n<p>Afternoon Break\u3068\u3057\u3066\u5c11\u3057\u9577\u3081\u306e\u4f11\u61a9\u304c\u3042\u3063\u305f\u306e\u3067\u3059\u304c\u3001\u305d\u306e\u9593\u306f\u30b9\u30dd\u30f3\u30b5\u30fc\u30d6\u30fc\u30b9\u3092\u56de\u3063\u3066\u307f\u3066\u3044\u307e\u3057\u305f\u3002<br \/>\nRubyKaigi\u521d\u53c2\u52a0\u306a\u306e\u3067\u3059\u304c\u3001\u69d8\u3005\u306a\u4f01\u696d\u304c\u30d7\u30ec\u30bc\u30f3\u30c8\u3092\u7528\u610f\u3057\u305f\u308a\u3001\u30b9\u30bf\u30f3\u30d7\u30e9\u30ea\u30fc\u4f01\u753b\u306a\u3069\u304c\u3042\u3063\u305f\u308a\u3001\u8da3\u5411\u3092\u51dd\u3089\u3057\u3066\u3044\u3066\u3068\u3066\u3082\u9762\u767d\u304b\u3063\u305f\u3067\u3059\u3002<\/p>\n<h3>RubyGems 3 &amp; 4 &#8211; RubyKaigi 2018<\/h3>\n<p><a href=\"http:\/\/rubykaigi.org\/2018\/presentations\/hsbt.html#may31\">RubyGems 3 &amp; 4 &#8211; RubyKaigi 2018<\/a><\/p>\n<p>RubyGems\u306e\u30e1\u30f3\u30c6\u30ca\u306e\u4eba\u306e\u8a71\u3002<\/p>\n<p>\u6a19\u6e96\u30e9\u30a4\u30d6\u30e9\u30ea\u3068\u3044\u3046\u306e\u3082\u3042\u3063\u3066\u3001\u3044\u308d\u3093\u306a\u30b1\u30fc\u30b9(Ruby 1.8\u30b5\u30dd\u30fc\u30c8\u3068\u304b\u00a0<img decoding=\"async\" loading=\"lazy\" class=\"emoji\" title=\":scream:\" src=\"https:\/\/cdn.qiita.com\/emoji\/twemoji\/unicode\/1f631.png\" alt=\":scream:\" width=\"20\" height=\"20\" \/>\u00a0)\u306b\u5bfe\u5fdc\u3057\u305f\u308a\u3001Compatibility\u3092\u914d\u616e\u3057\u305f\u308a\u3001\u6a19\u6e96\u30e9\u30a4\u30d6\u30e9\u30ea\u3068\u3082\u306a\u308b\u3068\u304b\u306a\u308a\u614e\u91cd\u306b\u51fa\u3057\u3066\u3044\u304b\u306a\u3044\u3068\u3044\u3051\u306a\u3044\u3068\u3044\u3046\u5927\u5909\u3055\u304c\u4f1d\u308f\u308a\u307e\u3059\u2026\u3002<\/p>\n<p>RubyGems 3\u30844\u3067\u306f\u308f\u304b\u308a\u3084\u3059\u304fDeprecation\u304c\u51fa\u308b\u3088\u3046\u306b\u3057\u306a\u304c\u3089\u3001Deprecated\u306aMethod\u3092\u3044\u304f\u3064\u304b\u53d6\u308a\u9664\u304d\u3001\u8272\u3005\u306a\u65b0\u6a5f\u80fd\u3092\u5165\u308c\u3066\u3044\u304f\u3088\u3046\u3067\u3059\u3002<\/p>\n<p>\u958b\u767a\u306e\u305f\u3081\u306b\u3001rubygems.org \u306e\u30ed\u30fc\u30ab\u30eb\u30b3\u30d4\u30fc\u4f5c\u3063\u3066\u30b3\u30fc\u30c9\u306e\u5168\u6587\u691c\u7d22\u3059\u308b\u30c4\u30fc\u30eb(<a href=\"https:\/\/github.com\/akr\/gem-codesearch\" target=\"_blank\" rel=\"nofollow noopener noreferrer\">akr\/gem-codesearch<\/a>)\u3084\u3001\u69d8\u3005\u306a\u30d0\u30fc\u30b8\u30e7\u30f3\u306eRuby\u3067\u52d5\u4f5c\u78ba\u8a8d\u3092\u3059\u308b\u30c4\u30fc\u30eb (<a href=\"https:\/\/github.com\/akr\/all-ruby\" target=\"_blank\" rel=\"nofollow noopener noreferrer\">akr\/all-ruby<\/a>) \u306a\u3069\u666e\u6bb5\u60f3\u50cf\u3082\u3057\u306a\u3044\u30c4\u30fc\u30eb\u306a\u3069\u304c\u4f5c\u3089\u308c\u3066\u3044\u3066\u3001\u975e\u5e38\u306b\u8208\u5473\u6df1\u304b\u3063\u305f\u3067\u3059\u3002<\/p>\n<h3>A parser based syntax highlighter &#8211; RubyKaigi 2018<\/h3>\n<p><a href=\"http:\/\/rubykaigi.org\/2018\/presentations\/p_ck_.html#may31\">A parser based syntax highlighter &#8211; RubyKaigi 2018<\/a><\/p>\n<p>Ruby\u306e\u30b7\u30f3\u30bf\u30c3\u30af\u30b9\u30cf\u30a4\u30e9\u30a4\u30bf\u30fc\uff08<a class=\"autolink\" href=\"https:\/\/github.com\/pocke\/iro\" target=\"_blank\" rel=\"nofollow noopener noreferrer\">https:\/\/github.com\/pocke\/iro<\/a>\uff09\u3092\u66f8\u3044\u305f pocke \u3055\u3093\u306e\u8a71\u3067\u3057\u305f\u3002<\/p>\n<p>\u80cc\u666f\u3068\u3057\u3066\u3001\u5404\u7a2e\u30a8\u30c7\u30a3\u30bf\u306e\u30b7\u30f3\u30bf\u30c3\u30af\u30b9\u30cf\u30a4\u30e9\u30a4\u30bf\u30fc\u304c\u4f7f\u3063\u3066\u3044\u308b\u72ec\u81ea\u306e\u30d1\u30fc\u30b5\u30fc\u306b\u306f\u8272\u3005\u306a\u554f\u984c\u70b9\u304c\u3042\u308a\u3001\u6b63\u898f\u8868\u73fe\u306a\u3069\u3067\u66f8\u304b\u308c\u3066\u3044\u308b\u306e\u3067\u5b9f\u88c5\u304c\u308f\u304b\u308a\u306b\u304f\u3044\u3001\u65b0\u6587\u6cd5\u3078\u306e\u8ffd\u5f93\u304c\u5fc5\u8981\u3001\u8907\u96d1\u306a\u30b3\u30fc\u30c9\u3092\u3046\u307e\u304f\u30d1\u30fc\u30b9\u3067\u304d\u306a\u3044\u306a\u3069\u306e\u554f\u984c\u304c\u3042\u308b\u3068\u306e\u3053\u3068\u3067\u3057\u305f\u3002<\/p>\n<p>\u305d\u308c\u3089\u306e\u554f\u984c\u3078\u306e\u5bfe\u5fdc\u3068\u3057\u3066\u3001Ruby\u6a19\u6e96\u306eParser\u3067\u3042\u308b ripper \u3092\u5229\u7528\u3057\u305f\u3001 iro \u3092\u958b\u767a\u3057\u305f\u305d\u3046\u3067\u3059\u3002<br \/>\n\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u3068\u3057\u3066\u306eRuby\u88fd\u306e iro \u3068\u30d5\u30ed\u30f3\u30c8\u30a8\u30f3\u30c9\u3068\u3057\u3066\u306evim\u30d7\u30e9\u30b0\u30a4\u30f3\u306e\u4e8c\u5c64\u69cb\u6210\u306b\u306a\u3063\u3066\u3044\u308b\u3088\u3046\u3067\u3059\u3002<\/p>\n<p>\u4eca\u5f8c\u306f\u3001\u4ed6\u306e\u30a8\u30c7\u30a3\u30bf\u3078\u306e\u5bfe\u5fdc\u3084\u3001\u9ad8\u901f\u5316\u3001HTML\u4e2d\u306a\u3069\u306e\u30b3\u30fc\u30c9\u57cb\u3081\u8fbc\u307f\u3078\u306e\u5bfe\u5fdc\u3084\u3001Slim\u3001Markdown\u306a\u3069\u3078\u306e\u5bfe\u5fdc\u3082\u884c\u3044\u305f\u3044\u3068\u306e\u3053\u3068\u3067\u4eca\u5f8c\u304c\u697d\u3057\u307f\u306a\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3060\u3068\u611f\u3058\u307e\u3057\u305f\u3002<\/p>\n<p>\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3068\u3057\u3066 Vim \u30d7\u30e9\u30b0\u30a4\u30f3\u3092\u66f8\u3044\u3066\u3044\u308b\u3068\u3053\u308d\u3067 LSP (Language Server Protocol) \u306f\u5229\u7528\u3067\u304d\u306a\u3044\u306e\u304b\u6c17\u306b\u306a\u3063\u3066\u8cea\u554f\u3057\u305f\u306e\u3067\u3059\u304c\u3001LSP \u306f\u30b7\u30f3\u30bf\u30c3\u30af\u30b9\u30cf\u30a4\u30e9\u30a4\u30c8\u7528\u306e\u30d7\u30ed\u30c8\u30b3\u30eb\u304c\u307e\u3060\u7528\u610f\u3055\u308c\u3066\u3044\u306a\u3044\u3089\u3057\u304f\u3001\u73fe\u5728\u306f\u72ec\u81ea\u306e\u30d7\u30ed\u30c8\u30b3\u30eb\u3092\u5229\u7528\u3057\u3066\u3001\u30a8\u30c7\u30a3\u30bf\u30d7\u30e9\u30b0\u30a4\u30f3\u3068\u901a\u4fe1\u3092\u884c\u3063\u3066\u3044\u308b\u305d\u3046\u3067\u3059 (\u305d\u306e\u3078\u3093\u6574\u5099\u3055\u308c\u3066\u3044\u304f\u3068\u3044\u3044\u3067\u3059\u306d)<\/p>\n<h3>LT &#8211; RubyKaigi 2018<\/h3>\n<p><a href=\"http:\/\/rubykaigi.org\/2018\/presentations\/lt\/\">LT &#8211; RubyKaigi 2018<\/a><\/p>\n<p>\u69d8\u3005\u306a\u30c6\u30fc\u30de\u30675\u5206\u9593\u306eLT\u304c\u884c\u308f\u308c\u307e\u3057\u305f\u3002<\/p>\n<p>\u30b3\u30a2\u306e\u6539\u5584\u306e\u8a71\u3084\u3001\u9759\u7684\u89e3\u6790\u306e\u8a71\u30015\u5206\u9593\u3067TODO\u30a2\u30d7\u30ea\u306e\u30e9\u30a4\u30d6\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u306b\u6311\u6226\u3059\u308b\u8a71\u3084\u3001Matz\u306e\u30c8\u30fc\u30af\u306b\u7d61\u3081\u3066\u3001\u300cRuby\u304c\u6bce\u5e74\u6b7b\u3093\u3067\u3044\u308b\u8a71\u300d(\u30d0\u30fc\u30b8\u30e7\u30f3\u30d6\u30e9\u30f3\u30c1\u306e\u30e9\u30a4\u30d5\u30b5\u30a4\u30af\u30eb\u306e\u8a71)\u306a\u3069\u69d8\u3005\u306a\u30c6\u30fc\u30de\u306e\u8a71\u304c\u3042\u308a\u307e\u3057\u305f\u3002<\/p>\n<p>\u4e2d\u3067\u3082 rib \u3068\u3044\u3046 Yet Another irb \u306e\u767a\u8868\u304c\u3042\u3063\u305f\u306e\u3067\u3059\u304c\u3001\u975e\u5e38\u306b\u5b8c\u6210\u5ea6\u304c\u9ad8\u304f\u3001\u3082\u3046\u3061\u3087\u3063\u3068\u9577\u304f\u805e\u304d\u305f\u304b\u3063\u305f\u3067\u3059\u3002<\/p>\n<h3>Party<\/h3>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"alignnone size-full wp-image-3399\" src=\"https:\/\/qiita.com\/official-columns\/wp-content\/uploads\/2018\/07\/rubykaigi-party.png\" alt=\"rubykaigi party\" width=\"835\" height=\"626\" srcset=\"https:\/\/qiita.com\/official-columns\/wp-content\/uploads\/2018\/07\/rubykaigi-party.png 835w, https:\/\/qiita.com\/official-columns\/wp-content\/uploads\/2018\/07\/rubykaigi-party-300x225.png 300w, https:\/\/qiita.com\/official-columns\/wp-content\/uploads\/2018\/07\/rubykaigi-party-768x576.png 768w\" sizes=\"(max-width: 835px) 100vw, 835px\" \/><\/p>\n<p>\u521d\u65e5\u306e\u30bb\u30c3\u30b7\u30e7\u30f3\u3082\u7d42\u308f\u308a\u3001\u4f1a\u5834\u5185\u306e\u30d1\u30fc\u30c6\u30a3\u306b\u53c2\u52a0\u3057\u307e\u3057\u305f\uff01<br \/>\n\u307c\u304f\u306f\u4f1a\u5834\u306b\u6765\u3066\u3044\u305f\u77e5\u308a\u5408\u3044\u306e\u65b9\u3084\u3001SNS\u3067\u77e5\u308a\u5408\u3063\u305f\u65b9\u306a\u3069\u3068\u306e\u4ea4\u6d41\u3092\u3057\u307e\u3057\u305f\u3002<\/p>\n<p>Rubyist\u306e\u796d\u5178\u3068\u3044\u3046\u3053\u3068\u3082\u3042\u308a\u3001\u4ed6\u306e\u53c2\u52a0\u8005\u3068\u306fRuby\u306e\u8a71\u3067\u71b1\u304f\u76db\u308a\u4e0a\u304c\u308a\u307e\u3057\u305f(\u500b\u4eba\u7684\u306a\u958b\u767a\u306e\u8a71\u3084\u3001\u578b\u6ce8\u91c8\u3084\u958b\u767a\u74b0\u5883\u306e\u6539\u5584\u306a\u3069\u2026\u8a71\u3057\u305f\u3044\u3053\u3068\u8272\u3005\u3042\u3063\u305f\u306e\u3067\u3068\u3066\u3082\u76db\u308a\u4e0a\u304c\u308a\u307e\u3057\u305f)<\/p>\n<p>\u71b1\u304f\u306a\u308a\u3059\u304e\u3066\u3081\u3061\u3083\u304f\u3061\u3083\u75b2\u308c\u305f\u306e\u3067\u3001\u3053\u306e\u65e5\u306f\u7d42\u308f\u3063\u305f\u3042\u3068\u5373\u30db\u30c6\u30eb\u306b\u623b\u308a\u98a8\u5442\u306b\u5165\u3063\u3066\u5373\u5c31\u5bdd\u3057\u307e\u3057\u305f\u00a0<img decoding=\"async\" loading=\"lazy\" class=\"emoji\" title=\":zzz:\" src=\"https:\/\/cdn.qiita.com\/emoji\/twemoji\/unicode\/1f4a4.png\" alt=\":zzz:\" width=\"20\" height=\"20\" \/><\/p>\n<h2><span id=\"61\">6\/1<\/span><\/h2>\n<p>6\/1\u306f<a href=\"http:\/\/rubykaigi.org\/2018\/schedule#jun01\" target=\"_blank\" rel=\"noopener noreferrer\">\u3053\u3093\u306a\u611f\u3058\u306e\u30b9\u30b1\u30b8\u30e5\u30fc\u30eb<\/a>\u3067\u3057\u305f\u3002<\/p>\n<h3>My way with Ruby &#8211; RubyKaigi 2018<\/h3>\n<p><a href=\"http:\/\/rubykaigi.org\/2018\/presentations\/ktou.html#jun01\">My way with Ruby &#8211; RubyKaigi 2018<\/a><\/p>\n<p>2\u65e5\u76ee\u306e\u8a71\u306f\u9808\u85e4\u3055\u3093\u306eKeynote\u3067\u3001\u9808\u85e4\u3055\u3093\u304c\u3053\u308c\u307e\u3067Ruby\u3092\u4f7f\u3063\u3066\u8272\u3005\u306a\u3053\u3068\u3092Hack\u3057\u3066\u304d\u305f\u8a71\u3067\u3057\u305f\u3002<\/p>\n<p>\u3044\u308d\u3044\u308d\u306a\u81ea\u52d5\u5316\u3092\u30b3\u30c4\u30b3\u30c4\u4f5c\u3063\u305f\u308a\u3068\u304b\u3001\u4f5c\u696d\u306e\u52b9\u7387\u5316\u3092\u3084\u3063\u3066\u304d\u305f\u308a\u3068\u304b\u306e\u8a71\u306a\u306e\u3067\u3059\u304c\u3001\u3084\u3063\u3066\u304d\u305f\u6539\u5584\u304c\u975e\u5e38\u306b\u591a\u5f69\u3067\u3001\u672c\u6765\u306e\u610f\u5473\u306eHacker\u3068\u3044\u3046\u611f\u3058\u3067\u3059\u3054\u3044\u3067\u3059\u2026\u3002<\/p>\n<h3>Improve Ruby coding style rules and Lint<\/h3>\n<p><a href=\"http:\/\/rubykaigi.org\/2018\/presentations\/koic.html#jun01\">Improve Ruby coding style rules and Lint &#8211; RubyKaigi 2018<\/a><\/p>\n<p>Rubocop\u306e\u30ab\u30b9\u30bf\u30e0Cop\u3092\u66f8\u3044\u305f\u308a\u305d\u306eCop\u3092Rubocop\u30e1\u30f3\u30c6\u3057\u3066\u3044\u304f\u8a71\u3002<\/p>\n<p>OSS\u3092\u4f7f\u3063\u3066\u3044\u308b\u5206\u3001\u81ea\u5206\u305f\u3061\u306e\u3064\u3089\u3044\u3068\u3053\u308d\u3092\u307f\u3093\u306a\u306e\u3064\u3089\u3044\u3068\u3053\u3068\u6349\u3048\u3066OSS\u306b\u9084\u5143\u3059\u308b\u3001\u306a\u3069\u306e\u8a71\u304c\u3042\u3063\u3066\u3001\u5b9f\u969b\u306b\u30c8\u30c3\u30d7\u30ec\u30d9\u30eb\u3067\u306einclude\u7981\u6b62\u3059\u308bCop\u66f8\u3044\u305f\u3089\u3001\u4ed6\u306e\u30e6\u30fc\u30b6\u30fc\u304b\u3089Cop\u304c\u30d0\u30b0\u767a\u898b\u306b\u5f79\u7acb\u3063\u305f\u306a\u3069SNS\u7d4c\u7531\u3067\u611f\u8b1d\u3055\u308c\u305f\u8a71\u304c\u3042\u3063\u305f\u308a\u3001OSS\u306a\u3089\u3067\u306f\u306e\u826f\u3055\u304c\u3042\u308a\u307e\u3059\u306d\u2026\u3002<\/p>\n<p>Rubocop\u306f\u5b9f\u306f\u30d7\u30ec\u30ea\u30ea\u30fc\u30b9\u3068\u3044\u3046\u6982\u5ff5\u304c\u306a\u3044\u3089\u3057\u304f\u3001\u3069\u3046\u3044\u3046\u904b\u7528\u3057\u3066\u3044\u308b\u304b\u3068\u8a00\u3046\u3068\u3001\u30ea\u30ea\u30fc\u30b9\u3057\u305f\u5f8cfalse negative\u306e\u5831\u544a\u98db\u3093\u3067\u304f\u308b\u306e\u3067\u305d\u308c\u3092\u5168\u529b\u3067\u6b21\u306e\u30ea\u30ea\u30fc\u30b9\u3067\u76f4\u3059\u3001\u3089\u3057\u3044\u3067\u3059\u3002<\/p>\n<p>\u7d50\u69cb\u30ed\u30c3\u30af\u3067\u3059\u306d\u2026\u3002<\/p>\n<h3>Scaling Teams using Tests for Productivity and Education<\/h3>\n<p><a href=\"http:\/\/rubykaigi.org\/2018\/presentations\/jules2689.html#jun01\">Scaling Teams using Tests for Productivity and Education &#8211; RubyKaigi 2018<\/a><\/p>\n<p>\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u5185\u306e\u898f\u7d04\u3068\u304b\u3092\u30c6\u30b9\u30c8\u3067\u30c1\u30a7\u30c3\u30af\u3057\u3088\u3046\u3068\u3044\u3046\u8a71\u3067\u3057\u305f\u3002<\/p>\n<p>\u5b9f\u969b\u306b\u30e6\u30cb\u30c3\u30c8\u30c6\u30b9\u30c8\u306e\u30d5\u30a1\u30a4\u30eb\u540d\u3068\u5b9f\u88c5\u306e\u30d5\u30a1\u30a4\u30eb\u540d\u304c\u5bfe\u5fdc\u3057\u3066\u3044\u308b\u304b\u306a\u3069\u3084\u3001\u5165\u308c\u306a\u3044\u3053\u3068\u306b\u3057\u3066\u3044\u308bGem\u304c\u5165\u3063\u3066\u3044\u306a\u3044\u304b\u306a\u3069\u306e\u30c1\u30a7\u30c3\u30af\u3092\u3057\u3066\u3044\u308b\u3089\u3057\u3044\u3067\u3059\u3002\u3002<\/p>\n<p>Linter\u7684\u3067\u306f\u306a\u304f\u30c6\u30b9\u30c8\u3068\u3057\u3066\u66f8\u3044\u3066\u3044\u308b\u306e\u306f\u3001\u624b\u7d9a\u304d\u7684\u306b\u66f8\u3051\u308b\u304b\u3089\u306a\u306e\u3067\u3057\u3087\u3046\u304b\uff1f<br \/>\n\u73fe\u5b9f\u7684\u306b\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u898f\u7d04\u3092Spec\u3068\u3057\u3066\u843d\u3068\u3057\u3066\u3044\u304f\u306e\u306f\u975e\u5e38\u306b\u9762\u767d\u304b\u3063\u305f\u3067\u3059\u3002<\/p>\n<p>\u300c\u65b0\u3057\u3044\u30a8\u30f3\u30b8\u30cb\u30a2\u304c\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306b\u5165\u308b\u3068\u304d\u3001\u5b66\u7fd2\u3067\u304d\u308b\u3088\u3046\u306a\u60c5\u5831\u3092\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u3067\u4e0e\u3048\u308b\u3088\u3046\u306b\u3059\u308b\u300d\u3053\u3068\u3092JIT Education\u3068\u547c\u3093\u3067\u305d\u308c\u306b\u53d6\u308a\u7d44\u3093\u3067\u3044\u308b\u8a71\u3082\u3042\u308a\u307e\u3057\u305f\u3002\u521d\u5b66\u8005\u304c\u30cf\u30de\u308a\u3084\u3059\u3044\u3001gem install \u6642\u306eC\u62e1\u5f35\u306e\u30b3\u30f3\u30d1\u30a4\u30eb\u6642\u306e\u30a8\u30e9\u30fc\u3082\u308f\u304b\u308a\u3084\u3059\u304f\u3059\u308b\u305f\u3081\u306b\u3001\u00a0<a href=\"https:\/\/github.com\/jules2689\/extended_bundler-errors\" target=\"_blank\" rel=\"nofollow noopener noreferrer\">jules2689\/extended_bundler-errors<\/a>\u00a0\u3092\u958b\u767a\u3057\u305f\u305d\u3046\u3067\u3059\u3002<\/p>\n<p>\u4eca\u56de\u306e\u767a\u8868\u306e\u69d8\u5b50\u304c\u3001Youtube\u306b\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u50d5\u3082\u5fa9\u7fd2\u306e\u305f\u3081\u898b\u308b\u4e88\u5b9a\u3067\u3059\u3002<\/p>\n<p><iframe loading=\"lazy\" title=\"[JA] extend your own  programming language \/ Masatoshi SEKI @m_seki\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/FXELyEXajD4?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen><\/iframe><\/p>\n<p><span style=\"font-size: 18.2px; font-weight: 600;\">Ruby Programming with Type Checking &#8211; RubyKaigi 2018<\/span><\/p>\n<p><a href=\"http:\/\/rubykaigi.org\/2018\/presentations\/soutaro.html#jun01\">Ruby Programming with Type Checking &#8211; RubyKaigi 2018<\/a><\/p>\n<p>Steep\u306e\u767a\u8868\u3067\u3057\u305f\u3002\u30c7\u30e2\u30b7\u30fc\u30f3\u3067\u306f\u4f1a\u5834\u304c\u6e67\u3044\u3066\u3044\u3066\u3001\u307f\u3093\u306aStatic Type Checker\u3092\u5fc3\u5f85\u3061\u306b\u3057\u3066\u3044\u308b\u69d8\u5b50\u3067\u3059\u3002<\/p>\n<p>Stripe\u306eSorbet\u3068\u3082\u65e9\u901f\u6bd4\u8f03\u3055\u308c\u3066\u3044\u3066\u3001\u3053\u3061\u3089\u306f\u7d14Ruby\u88fd\u306a\u306e\u3067\u9045\u3044\u306e\u304c\u8ab2\u984c\u3060\u3051\u3069\u3002<\/p>\n<p>Sorbet\u306eNominarl Typing(\u540d\u79f0\u3042\u3063\u3066\u308b\u304b\uff1f)\u3088\u308a\u3082Steep\u306eStructual Typing\u304cRuby\u306e\u6587\u5316\u3068\u3057\u3066\u306f\u3042\u3063\u3066\u3044\u308b\u304b\u306a\u3068\u601d\u3044\u307e\u3057\u305f\u3002<\/p>\n<p>\u500b\u4eba\u7684\u306b\u306f\u578b\u6ce8\u91c8\u306f\u540c\u4e00\u30d5\u30a1\u30a4\u30eb\u306b\u66f8\u304d\u305f\u3044\u6d3e\u306a\u306e\u3067\u3001\u5225\u30d5\u30a1\u30a4\u30eb\u306b\u66f8\u304f\u306e\u306f\u3069\u3046\u306a\u3093\u3060\u308d\u3046\u3068\u601d\u3046\u3068\u3053\u308d\u3082\u3042\u308b\u306e\u3067\u3059\u304c\u2026\u3002<br \/>\n\u3068\u306f\u3044\u3048\u3001\u73fe\u5b9f\u7684\u306aStatic Type Checker\u304c\u51fa\u3066\u304d\u3066\u3044\u308b\u3068Ruby\u3067\u3082\u3064\u3044\u306bGradual Typing\u51fa\u6765\u308b\u6642\u4ee3\u304c\u2026\u3068\u611f\u3058\u3066\u30ef\u30af\u30ef\u30af\u3057\u307e\u3059\u3002<\/p>\n<h3>RNode with code positions &#8211; RubyKaigi 2018<\/h3>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"alignnone size-full wp-image-3347\" src=\"https:\/\/qiita.com\/official-columns\/wp-content\/uploads\/2018\/07\/yuichirokaneko-ruby.png\" alt=\"yuichirokaneko ruby\" width=\"835\" height=\"626\" srcset=\"https:\/\/qiita.com\/official-columns\/wp-content\/uploads\/2018\/07\/yuichirokaneko-ruby.png 835w, https:\/\/qiita.com\/official-columns\/wp-content\/uploads\/2018\/07\/yuichirokaneko-ruby-300x225.png 300w, https:\/\/qiita.com\/official-columns\/wp-content\/uploads\/2018\/07\/yuichirokaneko-ruby-768x576.png 768w\" sizes=\"(max-width: 835px) 100vw, 835px\" \/><\/p>\n<p><a href=\"http:\/\/rubykaigi.org\/2018\/presentations\/spikeolaf.html#jun01\">RNode with code positions &#8211; RubyKaigi 2018<\/a><\/p>\n<p>Ruby\u306eRNode\u306b\u4f4d\u7f6e\u60c5\u5831(\u5217\u60c5\u5831)\u306b\u8ffd\u52a0\u3057\u305f\u8a71\u3067\u3057\u305f\u3002\u9014\u4e2d\u306etokenizer\u3084ast\u3001bytecode\u3042\u305f\u308a\u3092\u5168\u90e8\u62e1\u5f35\u3057\u305f\u3089\u3057\u3044\u306e\u3067\u304b\u306a\u308a\u5927\u5909\u305d\u3046\u3067\u3059\u306d\u2026\u3002<\/p>\n<p>\u3053\u306e\u5909\u66f4\u3067\u30a8\u30e9\u30fc\u6642\u306b\u884c\u6570\u3057\u304b\u51fa\u3057\u3066\u3044\u306a\u304b\u3063\u305f\u306e\u3092\u3088\u308a\u8a73\u7d30\u306a\u60c5\u5831\u3092\u51fa\u305b\u308b\u305d\u3046\u3067\u3059\u3002<\/p>\n<p>(\u4f8b\u3048\u3070\u00a0<code>some_object.message.message<\/code>\u00a0\u306e\u3088\u3046\u306a\u30b3\u30fc\u30c9\u3060\u3068\u00a0<code>\"NoMethodError: undefined method<\/code>message&#8217; for nil:NilClass&#8221;<code>\u3068\u51fa\u3066\u3082\u3069\u306e<\/code>message` \u304c\u539f\u56e0\u304b\u308f\u304b\u3089\u306a\u304f\u3066\u56f0\u308b\u306e\u3067\u3059\u304c\u3001\u5217\u60c5\u5831\u304c\u5206\u304b\u308c\u3070\u3088\u308a\u89aa\u5207\u306a\u30a8\u30e9\u30fc\u304c\u51fa\u305b\u308b\u306e\u3067\u4fbf\u5229\u305d\u3046\u3067\u3059\u306d\u3002)<\/p>\n<p>\u4ed6\u306e\u62e1\u5f35\u306e\u30a2\u30a4\u30c7\u30a2\u3068\u3057\u3066\u3001\u5358\u306bnode\u306e\u6700\u521d\u3068\u6700\u5f8c\u306e\u4f4d\u7f6e\u3092\u53d6\u308b\u3060\u3051\u3067\u306a\u304f\u3001\u00a0<code>method (arg1, arg2)<\/code>\u00a0\u306a\u3069\u306e\u9014\u4e2d\u306e\u62ec\u5f27\u306e\u4f4d\u7f6e\u306a\u3069\u3082\u53d6\u308c\u308b\u3088\u3046\u306b\u3057\u3066\u3044\u308b\u305d\u3046\u3067\u3001 parser gem \u306b\u3082\u3042\u308b\u6a5f\u80fd\u3067\u3059\u304c\u3001\u8272\u3005\u306a\u7528\u9014\u304c\u3042\u308b\u306e\u3067\u5b9f\u73fe\u3059\u308b\u3068\u4fbf\u5229\u305d\u3046\u3067\u3059\u2026\u3002<\/p>\n<p>\u3042\u3068\u3001\u5185\u90e8\u3067\u4f7f\u3063\u3066\u3044\u305fAST\u30e2\u30b8\u30e5\u30fc\u30eb (<code>RubyVM::AST<\/code>) \u3068\u3044\u3046\u306e\u3092\u3001\u76f4\u524d\u306b\u30ea\u30ea\u30fc\u30b9\u3055\u308c\u305f\u00a0<a href=\"https:\/\/www.ruby-lang.org\/ja\/news\/2018\/05\/31\/ruby-2-6-0-preview2-released\/\" target=\"_blank\" rel=\"nofollow noopener noreferrer\">Ruby 2.6.0-preview2<\/a>\u00a0\u3067\u4f7f\u3048\u308b\u3088\u3046\u306b\u306a\u3063\u305f\u306e\u3068\u544a\u77e5\u304c\u3042\u308a\u307e\u3057\u305f\u3002\u516c\u5f0f\u306eAST\u30e2\u30b8\u30e5\u30fc\u30eb\u306f\u6700\u65b0\u306e\u30b5\u30dd\u30fc\u30c8\u304c\u5f97\u3089\u308c\u3084\u3059\u3044\u306a\u3069\u4fbf\u5229\u305d\u3046\u306a\u306e\u3067\u4f7f\u3063\u3066\u307f\u305f\u3044\u3067\u3059\uff01<\/p>\n<h3>Type Profiler: An analysis to guess type signatures &#8211; RubyKaigi 2018<\/h3>\n<p><a href=\"http:\/\/rubykaigi.org\/2018\/presentations\/mametter.html#jun01\">Type Profiler: An analysis to guess type signatures &#8211; RubyKaigi 2018<\/a><\/p>\n<p>Ruby\u3067Type Check\u3059\u308b\u305f\u3081\u306e\u65e2\u5b58\u306e\u30a2\u30d7\u30ed\u30fc\u30c1(<a href=\"https:\/\/github.com\/plum-umd\/rdl\" target=\"_blank\" rel=\"nofollow noopener noreferrer\">plum-umd\/rdl<\/a>\u306a\u3069)\u3092\u632f\u308a\u8fd4\u308a\u3064\u3064\u3001\u65e2\u5b58\u306e\u30b3\u30fc\u30c9\u304b\u3089\u578b\u3092\u63a8\u6e2c\u3059\u308b\u305f\u3081\u306b\u3044\u308d\u3044\u308d\u8a66\u3057\u3066\u3044\u308b\u8a71\u3002<\/p>\n<p>TypeDB\u69cb\u60f3\u306a\u3069\u3001\u53bb\u5e74\u306eJetBrains\u306e\u65b9\u306e\u767a\u8868(<a href=\"https:\/\/rubykaigi.org\/2017\/presentations\/rubymine.html\" target=\"_blank\" rel=\"nofollow noopener noreferrer\">Automated Type Contracts Generation for Ruby &#8211; RubyKaigi 2017<\/a>)\u3092\u5f77\u5f7f\u3068\u3055\u305b\u308b\u69cb\u60f3\u306a\u3069\u3001\u8208\u5473\u6df1\u3044\u8a71\u304c\u3044\u304f\u3064\u304b\u3042\u308a\u307e\u3057\u305f\u3002<\/p>\n<h3>Party\u00a0<img decoding=\"async\" loading=\"lazy\" class=\"emoji\" title=\":wine_glass:\" src=\"https:\/\/cdn.qiita.com\/emoji\/twemoji\/unicode\/1f377.png\" alt=\":wine_glass:\" width=\"20\" height=\"20\" \/><\/h3>\n<p>\u521d\u65e5\u3068\u306f\u9055\u3044\u3001\u69d8\u3005\u306a\u4f01\u696d\u304c\u4e3b\u50ac\u3057\u3066\u3044\u308b\u30d1\u30fc\u30c6\u30a3\u304c\u5404\u5730\u3067\u958b\u304b\u308c\u3066\u3044\u307e\u3057\u305f\u3002<\/p>\n<p>\u81ea\u5206\u306fRubyKaigi\u3067\u523a\u6fc0\u3092\u53d7\u3051\u3066\u3081\u3063\u3061\u3083\u30b3\u30fc\u30c9\u304c\u66f8\u304d\u305f\u3044\u72b6\u614b\u3060\u3063\u305f\u306e\u3067\u3001<a href=\"https:\/\/speee.connpass.com\/event\/85676\/\" target=\"_blank\" rel=\"nofollow noopener noreferrer\">RubyKaigi 2018 \u30b3\u30fc\u30c9\u61c7\u89aa\u4f1a<\/a>\u306b\u53c2\u52a0\u3057\u307e\u3057\u305f\u3002<\/p>\n<p>\u8272\u3005\u306a\u30c6\u30fc\u30de\u3054\u3068\u306b\u5206\u304b\u308c\u3066(Language Server\u306b\u3057\u305f\u30891\u4eba\u00a0<img decoding=\"async\" loading=\"lazy\" class=\"emoji\" title=\":sob:\" src=\"https:\/\/cdn.qiita.com\/emoji\/twemoji\/unicode\/1f62d.png\" alt=\":sob:\" width=\"20\" height=\"20\" \/>\u00a0)\u4ea4\u6d41\u3057\u305f\u308a\u3057\u306a\u304c\u3089\u958b\u767a\u3092\u9032\u3081\u308b\u611f\u3058\u3067\u3057\u305f\u3002<br \/>\n\u96a3\u306e\u4eba\u304c\u3001Opal\u3092\u4f7f\u3063\u3066Ruby\u3067\u66f8\u3051\u308b\u3001Hyperapp\u306b\u8fd1\u3044\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u30b5\u30a4\u30c9\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u306e\u4f5c\u8005\u3067\u305d\u306e\u8a71\u3067\u76db\u308a\u4e0a\u304c\u3063\u305f\u308a\u3057\u307e\u3057\u305f\u00a0<img decoding=\"async\" loading=\"lazy\" class=\"emoji\" title=\":beers:\" src=\"https:\/\/cdn.qiita.com\/emoji\/twemoji\/unicode\/1f37b.png\" alt=\":beers:\" width=\"20\" height=\"20\" \/><\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"alignnone size-full wp-image-3400\" src=\"https:\/\/qiita.com\/official-columns\/wp-content\/uploads\/2018\/07\/ruby-akira-matsuda.png\" alt=\"ruby akira matsuda\" width=\"835\" height=\"626\" srcset=\"https:\/\/qiita.com\/official-columns\/wp-content\/uploads\/2018\/07\/ruby-akira-matsuda.png 835w, https:\/\/qiita.com\/official-columns\/wp-content\/uploads\/2018\/07\/ruby-akira-matsuda-300x225.png 300w, https:\/\/qiita.com\/official-columns\/wp-content\/uploads\/2018\/07\/ruby-akira-matsuda-768x576.png 768w\" sizes=\"(max-width: 835px) 100vw, 835px\" \/><\/p>\n<p>\u203b\u5199\u771f\u306fRubyKaigi Chief Organizer\/Ruby committer \u306eAkira Matsuda\u6c0f\u3068\u4e00\u7dd2\u306b\u53c2\u52a0\u3057\u305f<a href=\"https:\/\/qiita.com\/minakawa-daiki\" target=\"_blank\" rel=\"noopener noreferrer\">@minakawa-daiki<\/a><\/p>\n<h2><span id=\"62\">6\/2<\/span><\/h2>\n<h3>The Method JIT Compiler for Ruby 2.6 &#8211; RubyKaigi 2018<\/h3>\n<p><a href=\"http:\/\/rubykaigi.org\/2018\/presentations\/k0kubun.html#jun02\">The Method JIT Compiler for Ruby 2.6 &#8211; RubyKaigi 2018<\/a><\/p>\n<p>k0kubun\u3055\u3093\u304b\u3089\u306eRuby 2.6\u306b\u5c0e\u5165\u4e88\u5b9a\u306eMJIT(MRI JIT)\u306e\u8a71\u3002<\/p>\n<p>MJIT\u304c\u751f\u6210\u3059\u308b\u306e\u306fC\u306e\u30b3\u30fc\u30c9\u3067\u3001\u305d\u306e\u30b3\u30f3\u30d1\u30a4\u30eb\u81ea\u4f53\u306fC\u30b3\u30f3\u30d1\u30a4\u30e9\u306b\u884c\u308f\u305b\u308b\u3068\u3044\u3046\u8a2d\u8a08\u306e\u3088\u3046\u3067\u3059\u3002<\/p>\n<p>Rails\u3078\u9069\u7528\u3059\u308b\u3068\u9045\u304f\u306a\u308b\u554f\u984c\u3092\u8abf\u67fb\u3059\u308b\u305f\u3081\u306b\u3001\u30d7\u30ed\u30d5\u30a1\u30a4\u30ea\u30f3\u30b0\u3092\u53d6\u3063\u305f\u308a\u3001\u53d6\u308a\u7d44\u307f\u304c\u898b\u3048\u308b\u611f\u3058\u3067\u975e\u5e38\u306b\u8208\u5473\u6df1\u3044\u767a\u8868\u3067\u3057\u305f\u3002<br \/>\nC\u5b9f\u88c5\u306e\u30b3\u30fc\u30c9\u304b\u3089Ruby\u5b9f\u88c5\u306e\u30d6\u30ed\u30c3\u30af\u3092\u547c\u3073\u51fa\u3057\u305f\u3068\u304d\u306b\u9045\u3044\u306e\u3067\u3001C\u5b9f\u88c5\u3092Ruby\u5b9f\u88c5\u306b\u7f6e\u304d\u63db\u3048\u308b\u3068\u9ad8\u901f\u5316\u3057\u305f\u3068\u3044\u3046\u8a71\u3082\u3068\u3066\u3082\u304a\u3082\u3057\u308d\u304b\u3063\u305f\u3067\u3059\u3002<br \/>\n&#8220;C Language is Dead&#8221;\u3068\u3044\u3046\u30d1\u30ef\u30fc\u30ef\u30fc\u30c9\u304c\u98db\u3073\u51fa\u3057\u305f\u308a\u3057\u307e\u3057\u305f\u304c\u00a0<img decoding=\"async\" loading=\"lazy\" class=\"emoji\" title=\":eyes:\" src=\"https:\/\/cdn.qiita.com\/emoji\/twemoji\/unicode\/1f440.png\" alt=\":eyes:\" width=\"20\" height=\"20\" \/><\/p>\n<p>\u3061\u306a\u307f\u306b\u3001\u5f53\u6642\u306fRails\u306b\u9069\u7528\u3059\u308b\u3068\u9006\u306b\u9045\u304f\u306a\u308b\u554f\u984c\u3067\u3059\u304c\u3001\u305d\u306e\u5bfe\u7b56\u3092\u884c\u3063\u305f\u3088\u3046\u3067\u3059\u3002Stable Release\u304c\u697d\u3057\u307f\u3067\u3059\u306d\uff01<br \/>\n<a href=\"https:\/\/k0kubun.hatenablog.com\/entry\/mjit-compaction\" target=\"_blank\" rel=\"nofollow noopener noreferrer\">Ruby\u306eJIT\u306b\u751f\u6210\u30b3\u30fc\u30c9\u306e\u30e1\u30e2\u30ea\u5c40\u6240\u6027\u5bfe\u7b56\u3092\u5165\u308c\u305f\u8a71 &#8211; k0kubun&#8217;s blog<\/a><\/p>\n<h3>TRICK 2018 (FINAL) &#8211; RubyKaigi 2018<\/h3>\n<p><a href=\"http:\/\/rubykaigi.org\/2018\/presentations\/tric.html#jun02\">TRICK 2018 (FINAL) &#8211; RubyKaigi 2018<\/a><\/p>\n<p>\u8d85\u7d76\u6280\u5de7\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u3068\u547c\u3070\u308c\u3066\u3044\u308b(?)\u30b8\u30e3\u30f3\u30eb\u306e\u30b3\u30f3\u30c6\u30b9\u30c8\u3092RubyKaigi\u3067\u958b\u3044\u3066\u3001\u5fdc\u52df\u304c\u3042\u3063\u305f\u30d7\u30ed\u30b0\u30e9\u30e0\u3084\u53d7\u8cde\u3057\u305f\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u7d39\u4ecb\u304c\u3042\u308a\u307e\u3057\u305f\u3002<br \/>\nQunie\u3068\u304b\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u306f\u76ee\u306b\u3057\u305f\u3053\u3068\u304c\u3042\u3063\u305f\u306e\u3067\u3059\u304c\u3001\u307e\u3055\u306b\u8d85\u7d76\u3068\u3044\u3063\u305f\u611f\u3058\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u30aa\u30f3\u30d1\u30ec\u30fc\u30c9\u3067\u3059\u3054\u304b\u3063\u305f\u3067\u3059\u3002<\/p>\n<p>\u4e88\u7d04\u8a9e\u3060\u3051\u3067\u4f5c\u3089\u308c\u305f\u30d7\u30ed\u30b0\u30e9\u30e0\u3001png\u3092\u30a2\u30b9\u30ad\u30fc\u30a2\u30fc\u30c8\u5316\u3059\u308b\u30d7\u30ed\u30b0\u30e9\u30e0(\u30d7\u30ed\u30b0\u30e9\u30e0\u81ea\u4f53\u3082PNG VIEWER\u3068\u3044\u3046\u30a2\u30b9\u30ad\u30fc\u30a2\u30fc\u30c8\u306b\u306a\u3063\u3066\u3044\u307e\u3059\uff01)\u3001\u5358\u306a\u308bfizzbuzz\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u306b\u898b\u3048\u3066\u3001\u5b9f\u306f\u898b\u305f\u76ee\u3068\u306f\u5168\u304f\u9055\u3046\u6319\u52d5\u3092\u3059\u308b\u30d7\u30ed\u30b0\u30e9\u30e0(\u3067\u3082\u3084\u3063\u3066\u3044\u308b\u3053\u3068\u306ffizzbuzz)\u307f\u305f\u3044\u306a\u30d7\u30ed\u30b0\u30e9\u30e0\u2026\u306a\u3069\u304a\u3082\u3057\u308d\u30d7\u30ed\u30b0\u30e9\u30e0\u304c\u30ac\u30f3\u30ac\u30f3\u767b\u5834\u3059\u308b\u306e\u3067\u305c\u3072\u52d5\u753b\u898b\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u00a0<img decoding=\"async\" loading=\"lazy\" class=\"emoji\" title=\":information_desk_person:\" src=\"https:\/\/cdn.qiita.com\/emoji\/twemoji\/unicode\/1f481.png\" alt=\":information_desk_person:\" width=\"20\" height=\"20\" \/><\/p>\n<p>\u8a73\u3057\u304f\u306fYoutube\u304b\u3089\u3002<\/p>\n<p><iframe loading=\"lazy\" src=\"https:\/\/www.youtube.com\/embed\/TB-nmGG6uu0?rel=0\" width=\"560\" height=\"315\" frameborder=\"0\" allowfullscreen=\"allowfullscreen\"><\/iframe><\/p>\n<h3>Closing<\/h3>\n<p>\u30b3\u30fc\u30c9\u3092\u66f8\u3044\u305f\u8a71\u3060\u3051\u3001\u30bd\u30d5\u30c8\u3092\u66f8\u3044\u305f\u672c\u4eba\u304b\u3089\u306e\u767a\u8868\u3060\u3051\u3092\u30a2\u30af\u30bb\u30d7\u30c8\u3057\u305f\u3089\u3057\u304f\u3001\u305d\u308c\u4ee5\u5916\u306f\u30ea\u30b8\u30a7\u30af\u30c8\u3057\u305f\u3089\u3057\u3044\u3067\u3059\u3002<br \/>\n(Rails\u307e\u3063\u305f\u304f\u306a\u304b\u3063\u305f\u3068\u3044\u3046\u3088\u3046\u306a\u3053\u3068\u306f\u8a00\u3063\u3066\u3044\u307e\u3057\u305f\u304c\u3001\u6545\u610f\u306bRails\u307e\u308f\u308areject\u3057\u305f\u304b\u307e\u3067\u306f\u308f\u304b\u3089\u306a\u304b\u3063\u305f\u3067\u3059\u3002)<\/p>\n<h3>After Party<\/h3>\n<p>\u53c2\u52a0\u3057\u307e\u3057\u305f\u3002<a href=\"https:\/\/techplay.jp\/event\/673436\">RubyKaigi 2018 After Party<\/a><\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"alignnone size-full wp-image-3403\" src=\"https:\/\/qiita.com\/official-columns\/wp-content\/uploads\/2018\/07\/lunch-sushi.png\" alt=\"rubykaigi sushi\" width=\"835\" height=\"626\" srcset=\"https:\/\/qiita.com\/official-columns\/wp-content\/uploads\/2018\/07\/lunch-sushi.png 835w, https:\/\/qiita.com\/official-columns\/wp-content\/uploads\/2018\/07\/lunch-sushi-300x225.png 300w, https:\/\/qiita.com\/official-columns\/wp-content\/uploads\/2018\/07\/lunch-sushi-768x576.png 768w\" sizes=\"(max-width: 835px) 100vw, 835px\" \/><\/p>\n<h2><span id=\"i\">\u7d42\u308f\u308a\u306b<\/span><\/h2>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"alignnone size-full wp-image-3395\" src=\"https:\/\/qiita.com\/official-columns\/wp-content\/uploads\/2018\/07\/ruby-light.jpeg\" alt=\"ruby light\" width=\"2048\" height=\"1366\" srcset=\"https:\/\/qiita.com\/official-columns\/wp-content\/uploads\/2018\/07\/ruby-light.jpeg 2048w, https:\/\/qiita.com\/official-columns\/wp-content\/uploads\/2018\/07\/ruby-light-300x200.jpeg 300w, https:\/\/qiita.com\/official-columns\/wp-content\/uploads\/2018\/07\/ruby-light-768x512.jpeg 768w, https:\/\/qiita.com\/official-columns\/wp-content\/uploads\/2018\/07\/ruby-light-1024x683.jpeg 1024w\" sizes=\"(max-width: 2048px) 100vw, 2048px\" \/><\/p>\n<p>Closing\u3067\u3082\u8a71\u304c\u3042\u308a\u307e\u3057\u305f\u304c\u3001RubyKaigi\u3067\u306f\u30b3\u30fc\u30c9\u3092\u66f8\u3044\u305f\u672c\u4eba\u304b\u3089\u306e\u8a71\u306b\u7d5e\u3089\u308c\u3066\u3044\u308b\u3068\u3044\u3046\u306e\u3082\u3042\u3063\u3066\u3001<br \/>\n\u30b3\u30fc\u30c9\u306e\u610f\u56f3\u3084\u8a66\u884c\u932f\u8aa4\u3092\u611f\u3058\u308b\u767a\u8868\u304c\u591a\u3044\u306e\u304c\u975e\u5e38\u306b\u9762\u767d\u304f\u3001\u3053\u306e3\u65e5\u9593\u3001\u30d1\u30fc\u30b5\u30fc\u304c\u7d61\u3080\u8a71\u304c\u975e\u5e38\u306b\u591a\u304b\u3063\u305f\u306e\u3082\u306a\u304b\u306a\u304b\u306a\u3044\u4f53\u9a13\u3067\u3057\u305f\uff01<\/p>\n<p>\u8272\u3005\u306a\u4eba\u3068Ruby\u8a71\u304c\u3067\u304d\u305f\u3068\u3044\u3046\u306e\u3082\u3042\u3063\u3066\u3001\u975e\u5e38\u306b\u697d\u3057\u304b\u3063\u305f\u3067\u3059\uff01\u6765\u5e74\u306f\u798f\u5ca1\u958b\u50ac\u3060\u305d\u3046\u3067\u3059\u3002\u6765\u5e74\u3082\u697d\u3057\u307f\u3067\u3059\u306d\uff01<\/p>\n<p>Ruby\u306b\u95a2\u3059\u308b\u6295\u7a3f on @Qiita\u3000\u306f <a href=\"https:\/\/qiita.com\/tags\/ruby\" target=\"_blank\" rel=\"noopener noreferrer\">\u3053\u3061\u3089<\/a><\/p>\n<hr \/>\n<p>Increments\u3067\u306f\u3001\u4e00\u7dd2\u306bQiita\u3068Qiita Team\u3092\u6539\u5584\u3057\u305f\u3044\u30a8\u30f3\u30b8\u30cb\u30a2\u3092\u52df\u96c6\u3057\u3066\u3044\u307e\u3059\uff01<br \/>\n\u307e\u305a\u306f\u6c17\u8efd\u306b\u3001\u4e00\u7dd2\u306b\u30e9\u30f3\u30c1\u3092\u98df\u3079\u307e\u305b\u3093\u304b\u3002<br \/>\n\u8208\u5473\u306e\u3042\u308b\u65b9\u306f <a href=\"https:\/\/increments.co.jp\/jobs\/\" target=\"_blank\" rel=\"noopener noreferrer\">\u3053\u3061\u3089<\/a> \ud83d\udc81<\/p>\n<p><a href=\"https:\/\/increments.co.jp\/\">Increments<\/a><br \/>\nIncrements\u306f\u3001\u300c\u30a8\u30f3\u30b8\u30cb\u30a2\u3092\u6700\u9ad8\u306b\u5e78\u305b\u306b\u3059\u308b\u300d\u3092\u30df\u30c3\u30b7\u30e7\u30f3\u306b\u3057\u3066\u3044\u308b\u30b9\u30bf\u30fc\u30c8\u30a2\u30c3\u30d7\u3067\u3059\u3002\u30a8\u30f3\u30b8\u30cb\u30a2\u306e\u65b9\u3005\u304c\u5e78\u305b\u306b\u958b\u767a\u3067\u304d\u308b\u305f\u3081\u306b\u3001\u30a8\u30f3\u30b8\u30cb\u30a2\u306e\u65b9\u3005\u304c\u5b09\u3057\u3044\u3068\u601d\u3063\u3066\u304f\u308c\u308b\u305f\u3081\u306b\u3001\u79c1\u305f\u3061\u306f\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306e\u958b\u767a\u306b\u53d6\u308a\u7d44\u3093\u3067\u3044\u304d\u307e\u3059\u3002<\/p>\n<p><a href=\"http:\/\/qiita.com\/\">Qiita<\/a><br \/>\nQiita\u306f\u3001\u77e5\u898b\u3092\u5171\u6709\u3057\u30b9\u30ad\u30eb\u3092\u9ad8\u3081\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3001\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u306b\u7279\u5316\u3057\u305f\u30aa\u30fc\u30d7\u30f3\u306a\u60c5\u5831\u5171\u6709\u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u3067\u3059\u3002<\/p>\n<p><a href=\"https:\/\/teams.qiita.com\/\">Qiita Team<\/a><br \/>\nQiita 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2018\u5e745\u670831\u30016\u67081\u65e5\u30012\u65e5\u306e3\u65e5\u9593\u306b\u6e21\u3063\u3066\u958b\u50ac\u3055\u308c\u305fRubyKaigi\u306b\u53c2\u52a0\u3057\u3066\u304d\u305f\u69d8\u5b50\u3092\u30ec\u30dd\u30fc\u30c8\u3057\u307e\u3059\u3002 \u203b\u5199\u771f\u306fMatz\u3053\u3068Ruby\u306e\u751f\u307f\u306e\u89aa\u30fb\u307e\u3064\u3082\u3068\u3086\u304d\u3072\u308d\u6c0f [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":3459,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[14],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>RubyKaigi2018\u306b\u53c2\u52a0\u3057\u3066\u304d\u307e\u3057\u305f\u3002 - Qiita Zine<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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