{"blog_url":"https://number09.hateblo.jp/","published":"2018-11-30 00:30:38","height":"190","title":"Rails\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb\uff08\uff14\u7248\uff09\u7b2c2\u7ae0","image_url":null,"blog_title":"number09\u306eblog","type":"rich","provider_name":"Hatena Blog","categories":[],"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fnumber09.hateblo.jp%2Fentry%2F2018%2F11%2F30%2F003038\" title=\"Rails\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb\uff08\uff14\u7248\uff09\u7b2c2\u7ae0 - number09\u306eblog\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","author_url":"https://blog.hatena.ne.jp/number-09/","width":"100%","author_name":"number-09","provider_url":"https://hatena.blog","version":"1.0","url":"https://number09.hateblo.jp/entry/2018/11/30/003038","description":"Django\u306e\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb\u306fBlog Post\u306b\u3057\u306a\u3044\u306e\u306b\u3001Rails\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb\u3092Post\u3057\u307e\u3059\u3002 \u3068\u3044\u3046\u308f\u3051\u3067Rails\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb\u3092\u306f\u3058\u3081\u307e\u3057\u305f\u3002 \u3061\u306a\u307f\u306bRuby\u306f\u73fe\u6642\u70b9\u3067\u306f\u5168\u7136\u5206\u304b\u3063\u3066\u307e\u305b\u3093\u3002 \u30cf\u30de\u3063\u305f\u3068\u3053\u308d 2.3.3\u306e\u6f14\u7fd23 \u306a\u305c\u304bundefined local variable or method email...\u3068\u30a8\u30e9\u30fc\u8868\u793a\u3055\u308c\u308b\u3002 [:]\u304c\u8db3\u308a\u3066\u3044\u306a\u304b\u3063\u305f\u306e\u304c\u539f\u56e0 \u3002[:]\u4ed8\u304d\u306f\u30b7\u30f3\u30dc\u30eb\u3068\u3044\u3046\u3089\u3057\u3044\u3002 \u8aa4 class User < ApplicationRecord has_many :microposts validates name, presence:true \u2026"}