{"title":"undefined method `a?`","author_url":"https://blog.hatena.ne.jp/asonas/","provider_name":"Hatena Blog","published":"2013-11-15 02:22:18","url":"https://asonas.hatenablog.com/entry/2013/11/15/022218","author_name":"asonas","blog_title":"\u826f\u3044\u3042\u305d\u306a\u3059\u3061\u3083\u3093","height":"190","description":"Q. foo.a??? \u304c undefined method \"a?\" \u306b\u306a\u308b\u306e\u306f\u4f55\u6545\u3067\u3057\u3087\u3046\u304b\u3002 (ruby) (\u7406\u7531\u610f\u5916\u306b\u3057\u3089\u306a\u3044\u4eba\u304c\u304a\u304a\u304b\u3063\u305f\u306e\u3067)\u2014 \u305d\u3089\u306f (@sora_h) November 14, 2013Ruby\u306e ? \u3067\u3071\u3063\u3068\u601d\u3044\u3064\u304f\u306e\u306f\u30011\u756a\u76ee\u306e ? \u306f\u30e1\u30bd\u30c3\u30c9\u540d\u306e\u4e00\u90e8\uff08\u3064\u307e\u308a a? \u3068\u3044\u3046\u30e1\u30bd\u30c3\u30c9\uff09\u3067\u30012\u756a\u76ee\u306e ? \u306f\u4e09\u9805\u6f14\u7b97\u5b50\u30013\u756a\u76ee\u306f\u30ea\u30c6\u30e9\u30eb\u306e ? \u304b\u306a\u30fc\u3068\u601d\u3063\u305f\u3051\u3069\u3001\u305d\u308c\u304c\u306a\u3093\u3067\u6700\u7d42\u7684\u306b undefined method \u306b\u306a\u308b\u306e\u304b\u306f\u3061\u3087\u3063\u3068\u308f\u304b\u3093\u306a\u304b\u3063\u305f\u3002\u3068\u3001\u3053\u3053\u307e\u3067\u66f8\u3044\u3066\u3001\u30cf\u30c3\u3068\u3057\u305f\u3093\u3060\u3051\u3069\u3001? \u304c\u30ea\u30c6\u30e9\u30eb\u306a\u3089\u30012\u756a\u76ee\u306e ? \u306f\u4e09\u9805\u6f14\u7b97\u5b50\u306e ? \u3067\u306f\u306a\u304f\u3066\u30ea\u30c6\u30e9\u2026","provider_url":"https://hatena.blog","type":"rich","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fasonas.hatenablog.com%2Fentry%2F2013%2F11%2F15%2F022218\" title=\"undefined method `a?` - \u826f\u3044\u3042\u305d\u306a\u3059\u3061\u3083\u3093\" 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","width":"100%","categories":[],"blog_url":"https://asonas.hatenablog.com/","image_url":null}