{"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fshinkufencer.hateblo.jp%2Fentry%2F2018%2F07%2F17%2F224958\" title=\"ActiveStorage\u3067\u30d5\u30a9\u30fc\u30e0\u7d4c\u7531\u3067\u306f\u306a\u304f\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u4e0a\u306e\u3082\u306e\u3092attach\u3059\u308b - \u30b3\u30fc\u30c9\u65e5\u9032\u6708\u6b69\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","type":"rich","blog_url":"https://shinkufencer.hateblo.jp/","description":"\u30b0\u30b0\u308b\u3068\u51fa\u3066\u304f\u308b\u306e\u306f\u30d5\u30a9\u30fc\u30e0\u3067\u306e\u5229\u7528\u4e8b\u4f8b\u3070\u304b\u308a\u3067\u3075\u3068\u5b9fgithub\u306eReadme\u3092\u898b\u305f\u3089\u66f8\u3044\u3066\u3042\u3063\u305f\u306e\u3067\u3001\u65e5\u672c\u8a9e\u60c5\u5831\u304c\u3066\u3089\u30e1\u30e2 \u74b0\u5883 rails (5.2.0) activestorage (5.2.0) \u3084\u308a\u65b9 \u5927\u524d\u63d0\u306e\u5185\u5bb9\u306fRails\u30ac\u30a4\u30c9\u306b\u66f8\u3044\u3066\u3042\u308b\u3068\u304a\u308a\u3001\u30c6\u30fc\u30d6\u30eb\u3092\u4f5c\u3063\u3066\u3001has_one_attached \u306e\u3088\u3046\u306a\u95a2\u9023\u6027\u3092\u5b9a\u7fa9\u3059\u308b\u3002\u4eca\u56de\u306f\u3069\u3053\u306e\u4e8b\u4f8b\u306b\u3082\u51fa\u3066\u304f\u308b\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u30e2\u30c7\u30eb\u306e\u5834\u5408\u306e\u30b1\u30fc\u30b9\u3002 class User < ApplicationRecord has_one_attached :avatar end ID10\u306e user \u306eavatar \u306b ./text.png \u307f\u305f\u3044\u306e\u3092\u2026","height":"190","provider_name":"Hatena Blog","blog_title":"\u30b3\u30fc\u30c9\u65e5\u9032\u6708\u6b69","categories":["Ruby","Rails","Tips"],"author_url":"https://blog.hatena.ne.jp/shinkufencer/","provider_url":"https://hatena.blog","version":"1.0","image_url":null,"title":"ActiveStorage\u3067\u30d5\u30a9\u30fc\u30e0\u7d4c\u7531\u3067\u306f\u306a\u304f\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u4e0a\u306e\u3082\u306e\u3092attach\u3059\u308b","width":"100%","url":"https://shinkufencer.hateblo.jp/entry/2018/07/17/224958","published":"2018-07-17 22:49:58","author_name":"shinkufencer"}