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@y__u

先輩に絶対に覚えておけと言われたもの

Last updated at Posted at 2020-09-30

if関連

Rails における nil?, empty?, blank?, present? の使い分けとBetter Practice
https://qiita.com/aeroastro/items/b58228decb7094af7594

データの取り出し

find、find_by、whereの違い
https://qiita.com/tsuchinoko_run/items/f3926caaec461cfa1ca3

pluckメソッドが便利な件について
https://qiita.com/k-o-u/items/31e4a2f9f5d2a3c7867f

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