{"title":"\u30d0\u30fc\u30b8\u30e7\u30f3\u9055\u3044\u3067default\u306e\u89e3\u91c8\u304c\u7570\u306a\u308b","url":"https://littlestarling.hatenadiary.org/entry/20080128/1201489957","height":"190","version":"1.0","published":"2008-01-28 12:12:37","description":"Rails\u304c\u95a2\u4fc2\u3059\u308b\u304b\u3069\u3046\u304b\u3082\u82e5\u5e72\u4e0d\u660e\u306a\u72b6\u614b\u306a\u306e\u3060\u3051\u3069\u3001\u3053\u306e\u554f\u984c\u306e\u305b\u3044\u3067 \u5148\u9031\u304b\u3089\u3057\u3063\u3061\u3083\u304b\u3081\u3063\u3061\u3083\u304b\u306b\u306a\u3063\u3066\u3044\u305f\u3002\u3068\u308a\u3042\u3048\u305a\u3067\u3082\u30ea\u30de\u30a4\u30f3\u30c9\u306e \u305f\u3081\u306b\u30e1\u30e2\u3063\u3066\u304a\u304f\u3002 [\u73fe\u8c61] \u74b0\u5883\u306b\u3088\u3063\u3066\u5024\u306e\u53d6\u5f97\u304c\u884c\u3048\u305f\u308a\u884c\u3048\u306a\u304b\u3063\u305f\u308a\u3059\u308b \u884c\u3048\u306a\u3044\u5834\u5408\u306f\u3001Rails\u306e\u30ec\u30d9\u30eb\u3067\u3082\u30a8\u30e9\u30fc\u3068\u3057\u3066\u8868\u793a\u3055\u308c\u308b\u3002 \uff08Nil Object\u53d6\u5f97\u3068\u89e3\u91c8\u3055\u308c\u308b\u3053\u3068\u306b\u3088\u308bNo Method Error\uff09 [\u60f3\u5b9a\u539f\u56e01] MySQL\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u9055\u3044\u306b\u3088\u308b\u30c7\u30d5\u30a9\u30eb\u30c8\u8a2d\u5b9a\u306e\u89e3\u91c8\u306e\u9055\u3044 \u2192default\u8a2d\u5b9a\u304c\u306a\u3044\u5834\u5408\u30010\u304c\u5165\u3063\u305f\u308a\u3001NULL\u306b\u306a\u3063\u3066\u3044\u305f\u308a\u3059\u308b\u3002 \u30d0\u30fc\u30b8\u30e7\u30f35.0.48\u30684.X\u7cfb\u3067\u9055\u3046\u3002\uff08\u30e1\u30b8\u30e3\u30fc\u30d0\u30fc\u30b8\u30e7\u30f3\u304c\u9055\u3046\u304b\u3089\u3057\u3087\u3046\u2026","author_name":"littlestarling","categories":["Rails","MySQL"],"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Flittlestarling.hatenadiary.org%2Fentry%2F20080128%2F1201489957\" title=\"\u30d0\u30fc\u30b8\u30e7\u30f3\u9055\u3044\u3067default\u306e\u89e3\u91c8\u304c\u7570\u306a\u308b - littlestarling\u306e\u65e5\u8a18\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","provider_name":"Hatena Blog","width":"100%","author_url":"https://blog.hatena.ne.jp/littlestarling/","provider_url":"https://hatena.blog","blog_title":"littlestarling\u306e\u65e5\u8a18","blog_url":"https://littlestarling.hatenadiary.org/","type":"rich","image_url":null}