{"image_url":null,"title":"instance_exec\u3067\u30d6\u30ed\u30c3\u30af\u306b\u5f15\u6570\u3092\u6e21\u3057\u3066\u5b9f\u884c\u3067\u304d\u308b","blog_title":"Bye Bye Moore","type":"rich","categories":["ruby"],"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fshuzo-kino.hateblo.jp%2Fentry%2F2014%2F06%2F29%2F234349\" title=\"instance_exec\u3067\u30d6\u30ed\u30c3\u30af\u306b\u5f15\u6570\u3092\u6e21\u3057\u3066\u5b9f\u884c\u3067\u304d\u308b - Bye Bye Moore\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","width":"100%","author_url":"https://blog.hatena.ne.jp/shuzo_kino/","description":"instance_exec\u306finstance_eval\u3068\u4f3c\u3066\u307e\u3059\u304c\u3061\u3087\u3063\u3068\u9055\u3046\u5b50\u3067\u3059\u3002 > \"hoge\".instance_eval{ self[0] } => \"h\" > \"hoge\".instance_exec{ self[0] } => \"h\" \u3068\u3001\u3053\u308c\u3060\u3068instance_eval\u3068\u4f55\u304c\u9055\u3046\u306e? \u3068\u3044\u3046\u611f\u3058\u3067\u3059\u304c...\u3053\u306e\u5b50\u306f\u5f15\u6570\u3092\u6301\u3064\u4e8b\u304c\u3067\u304d\u307e\u3059 > \"hoge\".instance_exec(3){ |e| self[e] } => \"e\" > \"hoge\".instance_exec(0){ |e| self[e] } => \"h\" \u5f53\u7136\u3001class\u306b\u3082module\u306b\u3082\u3042\u308a\u307e\u3059\u3002 \u2026","version":"1.0","published":"2014-06-29 23:43:49","provider_name":"Hatena Blog","blog_url":"https://shuzo-kino.hateblo.jp/","url":"https://shuzo-kino.hateblo.jp/entry/2014/06/29/234349","author_name":"shuzo_kino","height":"190","provider_url":"https://hatena.blog"}