{"provider_name":"Hatena Blog","width":"100%","published":"2019-07-05 20:26:31","height":"190","type":"rich","blog_url":"https://www.letitride.jp/","description":"\u3053\u308c\u3044\u3064\u3082\u5fd8\u308c\u308b\u306e\u3067\u8a18\u9332\u3057\u3066\u304a\u304f\u3002\u30e1\u30bf\u30c7\u30fc\u30bf\u304b\u3089\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u304c\u5b9a\u7fa9\u3055\u308c\u308b\u6642\u306b\u3044\u3064\u3082\u56f0\u308b\u3002 \u30aa\u30d6\u30b8\u30a7\u30af\u30c8 obj.respond_to?(:method_name) \u30af\u30e9\u30b9 ClassName.method_defined?(:method_name) private method \u4f7f\u3046\u3053\u3068\u306f\u3042\u307e\u308a\u7121\u3044\u3068\u601d\u3046\u304c\u3001private\u306a\u30e1\u30bd\u30c3\u30c9\u306b\u5bfe\u3057\u3066\u306f\u3001\u8abf\u3079\u65b9\u304c\u5c11\u3057\u9055\u3046\u306e\u3067\u6ce8\u610f\u3002 obj.respond_to?(:method_name, true) ClassName.private_method_defined?(:method_name)","blog_title":"\u8ffd\u61b6\u884c","title":"Ruby \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u307e\u305f\u306f\u30af\u30e9\u30b9\u306b\u6307\u5b9a\u3057\u305f\u30e1\u30bd\u30c3\u30c9\u304c\u3042\u308b\u304b\u8abf\u3079\u308b","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fwww.letitride.jp%2Fentry%2F2019%2F07%2F05%2F202631\" title=\"Ruby \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u307e\u305f\u306f\u30af\u30e9\u30b9\u306b\u6307\u5b9a\u3057\u305f\u30e1\u30bd\u30c3\u30c9\u304c\u3042\u308b\u304b\u8abf\u3079\u308b - \u8ffd\u61b6\u884c\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","version":"1.0","image_url":null,"author_name":"letitride","provider_url":"https://hatena.blog","url":"https://www.letitride.jp/entry/2019/07/05/202631","author_url":"https://blog.hatena.ne.jp/letitride/","categories":["\u30c6\u30c3\u30af","\u30c6\u30c3\u30af-\u305d\u306e\u4ed6"]}