{"author_name":"mgnup","categories":[],"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fmugenup-tech.hatenadiary.com%2Fentry%2F2014%2F01%2F16%2F205824\" title=\"\u3010\u63a2\u691c\u3011Rails\u30ab\u30e9\u30e0\u66f4\u65b0\u306e\u30e1\u30bd\u30c3\u30c91 - MUGENUP\u6280\u8853\u30d6\u30ed\u30b0\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","image_url":"http://cdn-ak.f.st-hatena.com/images/fotolife/m/mgnup/20131118/20131118023234.png","blog_url":"https://mugenup-tech.hatenadiary.com/","height":"190","blog_title":"MUGENUP\u6280\u8853\u30d6\u30ed\u30b0","width":"100%","provider_name":"Hatena Blog","author_url":"https://blog.hatena.ne.jp/mgnup/","published":"2014-01-16 20:58:24","description":"\u521d\u3081\u306b \u7686\u3055\u3093\u3001\u521d\u3081\u307e\u3057\u3066\u3002\u305d\u3057\u3066\u3001\u660e\u3051\u307e\u3057\u3066\u304a\u3081\u3067\u3068\u3046\u3054\u3056\u3044\u307e\u3059\u3002\u682a\u5f0f\u4f1a\u793eMUGENUP \u958b\u767a\u90e8\u306e\u5965\u7530\u3067\u3059\u3002 \u4eca\u56de\u3001\u521d\u3081\u3066\u6280\u8853\u30d6\u30ed\u30b0\u3092\u66f8\u304f\u3053\u3068\u306b\u306a\u308a\u307e\u3057\u305f\u3002\u3088\u308d\u3057\u304f\u304a\u9858\u3044\u81f4\u3057\u307e\u3059\u3002 \u4f55\u56de\u304b\u306b\u5206\u3051\u3066Rails\u306e\u30ab\u30e9\u30e0\u66f4\u65b0\u30e1\u30bd\u30c3\u30c9\u306b\u3064\u3044\u3066\u66f8\u3044\u3066\u3044\u304d\u3001\u4eca\u56de\u306fupdate_attribute\u3068update_attributes\u306b\u3064\u3044\u3066\u8a18\u8ff0\u3057\u307e\u3059\u30022\u3064\u306e\u30e1\u30bd\u30c3\u30c9\u306f\u79c1\u306e\u74b0\u5883\u3060\u3068activerecord-3.2.16/lib/active_record/persistence.rb\u306b\u3042\u308a\u307e\u3057\u305f\u3002\u4ee5\u4e0b\u306e\u8868\u306f\u7c21\u5358\u306a\u307e\u3068\u3081\u3067\u3059\u3002 \u30e1\u30bd\u30c3\u30c9\u540d validation callback \u66f4\u65b0\u30ab\u30e9\u30e0\u6570 update_a\u2026","type":"rich","url":"https://mugenup-tech.hatenadiary.com/entry/2014/01/16/205824","title":"\u3010\u63a2\u691c\u3011Rails\u30ab\u30e9\u30e0\u66f4\u65b0\u306e\u30e1\u30bd\u30c3\u30c91","provider_url":"https://hatena.blog","version":"1.0"}