{"provider_url":"https://hatena.blog","title":"\u307c\u3063\u3061\u6f14\u7b97\u5b50 &. \u306f nil \u3092\u9ed9\u3089\u305b\u308b\u304c\u3001nil \u306e\u539f\u56e0\u306f\u6d88\u3055\u306a\u3044","provider_name":"Hatena Blog","blog_url":"https://chamotaro.hatenablog.com/","blog_title":"chamotarooo\u306e\u30d6\u30ed\u30b0","url":"https://chamotaro.hatenablog.com/entry/tech/lonely-operator","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fchamotaro.hatenablog.com%2Fentry%2Ftech%2Flonely-operator\" title=\"\u307c\u3063\u3061\u6f14\u7b97\u5b50 &amp;. \u306f nil \u3092\u9ed9\u3089\u305b\u308b\u304c\u3001nil \u306e\u539f\u56e0\u306f\u6d88\u3055\u306a\u3044 - chamotarooo\u306e\u30d6\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>","published":"2026-10-05 16:17:20","categories":["\u6280\u8853"],"author_name":"chamotarooo","image_url":null,"description":"\u5148\u306b\u7d50\u8ad6\u3092\u66f8\u304f\u3002 Ruby \u306e &.\uff08\u307c\u3063\u3061\u6f14\u7b97\u5b50\uff09\u306f\u3001\u5de6\u5074\u304c nil \u306e\u3068\u304d\u3060\u3051\u3001\u30e1\u30bd\u30c3\u30c9\u547c\u3073\u51fa\u3057\u3092\u98db\u3070\u3057\u3066 nil \u3092\u8fd4\u3059\u3002 \u30a8\u30e9\u30fc\u3092\u907f\u3051\u308b\u306b\u306f\u4fbf\u5229\u3060\u304c\u3001nil \u304c\u6765\u305f\u7406\u7531\u306f\u6d88\u3048\u306a\u3044\u3002 \u4f7f\u3044\u3069\u3053\u308d\u3092\u9593\u9055\u3048\u308b\u3068\u3001nil \u304c\u9759\u304b\u306b\u5965\u3078\u6d41\u308c\u3066\u3001\u5225\u306e\u5834\u6240\u3067\u539f\u56e0\u306e\u5206\u304b\u3089\u306a\u3044\u4e0d\u5177\u5408\u306b\u306a\u308b\u3002 \u4f55\u3092\u3059\u308b\u6f14\u7b97\u5b50\u304b Ruby \u306e\u516c\u5f0f\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3067\u306f\u3001&. \u306f\u300c\u30ec\u30b7\u30fc\u30d0\u304c nil \u306e\u3068\u304d\u306b\u30e1\u30bd\u30c3\u30c9\u547c\u3073\u51fa\u3057\u3092\u98db\u3070\u305b\u308b\u300d\u3082\u306e\u3068\u8aac\u660e\u3055\u308c\u3066\u3044\u308b\u3002 \u98db\u3070\u3057\u305f\u3068\u304d\u306f nil \u3092\u8fd4\u3057\u3001\u5f15\u6570\u306e\u5f0f\u3082\u8a55\u4fa1\u3057\u306a\u3044\u3002 \u51fa\u5178: Ruby \u516c\u5f0f\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8: Calling Methods Ruby 3.2.4 \u3067\u78ba\u304b\u3081\u305f\u3002 User =\u2026","version":"1.0","width":"100%","height":"190","type":"rich","author_url":"https://blog.hatena.ne.jp/chamotarooo/"}