{"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fblog.m-ito27.com%2Fentry%2F2023%2F08%2F13%2F220944\" title=\"Rails\u30ac\u30a4\u30c9\u306b\u304d\u3061\u3093\u3068\u76ee\u3092\u901a\u3057\u3066\u65b0\u3057\u3044\u77e5\u8b58\u3092\u5f97\u308b - Active Model \u306e\u57fa\u790e\u7de8 - - PLAY BALL\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","description":"\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3092\u8aad\u307f\u8fbc\u3080\u306e\u306f\u5927\u4e8b\u3001\u3068\u3044\u3046\u3053\u3068\u3067Rails\u30ac\u30a4\u30c9\u3092\u982d\u304b\u3089\u8aad\u3093\u3067\u3044\u304f\u53d6\u308a\u7d44\u307f\u3092\u3057\u3066\u3044\u307e\u3059\u3002 \u5404\u7ae0\u3054\u3068\u306b\u3001\uff08Rails\u30ac\u30a4\u30c9\u306b\u3061\u3083\u3093\u3068\u66f8\u3044\u3066\u3042\u308b\u306e\u306b\uff09\u77e5\u3089\u306a\u304b\u3063\u305f\u6a5f\u80fd\u3092\u96d1\u306b\u307e\u3068\u3081\u3066\u3044\u304d\u307e\u3059\u3002 \u4eca\u56de\u306f\u3001Active Model \u306e\u57fa\u790e\u306e\u7ae0\u3067\u3059\u3002 railsguides.jp AttributeMethods\u30e2\u30b8\u30e5\u30fc\u30eb \u30ea\u30f3\u30af\u306f\u3053\u3061\u3089 prefix\u3084suffix\u306e\u30e1\u30bd\u30c3\u30c9\u3092\u5b9a\u7fa9\u3067\u304d\u308b\u6a5f\u80fd\u7b49\u3092\u63d0\u4f9b\u3057\u3066\u3044\u308b\u30e2\u30b8\u30e5\u30fc\u30eb\u306e\u3088\u3046\u3067\u3059\u3002 _changed?\u307f\u305f\u3044\u306a\u30e1\u30bd\u30c3\u30c9\u3082\u3053\u306e\u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u4f7f\u3063\u3066\u5b9f\u73fe\u3057\u3066\u3044\u308b\u307f\u305f\u3044\u3067\u3059\u306d\u3002 module ActiveModel module Dirty included\u2026","author_name":"m-ito27","title":"Rails\u30ac\u30a4\u30c9\u306b\u304d\u3061\u3093\u3068\u76ee\u3092\u901a\u3057\u3066\u65b0\u3057\u3044\u77e5\u8b58\u3092\u5f97\u308b - Active Model \u306e\u57fa\u790e\u7de8 -","provider_name":"Hatena Blog","height":"190","image_url":null,"published":"2023-08-13 22:09:44","blog_title":"PLAY BALL","author_url":"https://blog.hatena.ne.jp/m-ito27/","width":"100%","categories":["Ruby","\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0"],"url":"https://blog.m-ito27.com/entry/2023/08/13/220944","type":"rich","provider_url":"https://hatena.blog","version":"1.0","blog_url":"https://blog.m-ito27.com/"}