{"url":"https://xoyip.hatenablog.com/entry/2014/06/11/200000","blog_url":"https://xoyip.hatenablog.com/","width":"100%","categories":[],"description":"\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u4e2d\u306b\u3042\u308bModel\u306e\u30ec\u30b3\u30fc\u30c9\u3092\u6570\u3092\u8abf\u3079\u305f\u304b\u3063\u305f\u306e\u3067\u3001\u305d\u308c\u3092\u30d7\u30ed\u30b0\u30e9\u30e0\u304b\u3089\u52d5\u7684\u306b\u884c\u3046\u65b9\u6cd5\u3092\u8003\u3048\u3066\u307f\u305f\u3002 ActiveRecord::Base\u306e\u30b5\u30d6\u30af\u30e9\u30b9\u3092\u53d6\u3063\u3066\u304f\u308c\u3070\u3044\u3044\u306f\u305a\u3060\uff01\u3068\u3044\u3046\u3053\u3068\u3067\u3001ActiveRecord::Base.subclasses\u3092\u4f7f\u3046\u3053\u3068\u306b\u3057\u305f\u3002\u78ba\u8a8d\u306b\u306frails console\u3092\u4f7f\u3063\u305f\u3002 % rails c ActiveRLoading development environment (Rails 4.1.0) Frame number: 0/5 [1] pry(main)> ActiveRecord::Base.subclasses => [User \u2026","blog_title":"\u3074\u3088\u30ed\u30b0","published":"2014-06-11 20:00:00","title":"Rails\u3067\u30e2\u30c7\u30eb\u306e\u4e00\u89a7\u3092\u53d6\u3063\u3066\u304f\u308b","provider_url":"https://hatena.blog","height":"190","provider_name":"Hatena Blog","version":"1.0","type":"rich","author_url":"https://blog.hatena.ne.jp/xoyip/","image_url":"https://www.evernote.com/shard/s15/sh/c8beeb36-3895-4492-b910-e9a4417654b7/3b5bbe1ab3190583c6d16adc5be9c635/deep/0/rails1.png","author_name":"xoyip","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fxoyip.hatenablog.com%2Fentry%2F2014%2F06%2F11%2F200000\" title=\"Rails\u3067\u30e2\u30c7\u30eb\u306e\u4e00\u89a7\u3092\u53d6\u3063\u3066\u304f\u308b - \u3074\u3088\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>"}