{"width":"100%","published":"2013-05-31 20:50:33","provider_name":"Hatena Blog","height":"190","description":"\u516c\u5f0f\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u306b\u8f09\u3063\u3066\u308b\u306e\u3092\u6559\u3048\u3066\u3082\u3089\u3044\u307e\u3057\u305f\u3002 ActiveRecord::Callbacks _create_callbacks _validate_callbacks _update_callbacks _save_callbacks _destroy_callbacks \u4e0a\u8a18\u30af\u30e9\u30b9\u30e1\u30bd\u30c3\u30c9\u3092\u5b9f\u884c\u3059\u308b\u3068\u30c8\u30ea\u30ac\u30fc\u6bce\u306e\u30b3\u30fc\u30eb\u30d0\u30c3\u30af\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u304c\u53d6\u5f97\u3067\u304d\u307e\u3059\u3002 \u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5909\u6570\u306ekind\u306b\u5b9f\u884c\u30bf\u30a4\u30df\u30f3\u30b0(:before, :after)\u3001filter\u306bfilter\u540d\u304c\u5165\u3063\u3066\u3044\u308b\u306e\u3067map\u306a\u3069\u3067\u6b32\u3057\u3044\u60c5\u5831\u3060\u3051\u53d6\u308a\u51fa\u3059\u3068\u3088\u3044\u3067\u3059\u3002","image_url":null,"blog_url":"https://chulip.org/","title":"ActiveRecord\u306eCallback\u306e\u30c7\u30d0\u30c3\u30b0\u306e\u4ed5\u65b9","version":"1.0","author_url":"https://blog.hatena.ne.jp/arcright/","type":"rich","provider_url":"https://hatena.blog","author_name":"arcright","blog_title":"chulip.org","url":"https://chulip.org/entry/2013/05/31/205033","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fchulip.org%2Fentry%2F2013%2F05%2F31%2F205033\" title=\"ActiveRecord\u306eCallback\u306e\u30c7\u30d0\u30c3\u30b0\u306e\u4ed5\u65b9 - chulip.org\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","categories":["Rails"]}