{"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fnext49.hatenadiary.jp%2Fentry%2F20140328%2Fp1\" title=\" Ruby on Rails 3.2.11 \u304b\u3089 3.2.17\u3078\u306eUpgrade - \u767a\u58f0\u7df4\u7fd2\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","height":"190","type":"rich","author_name":"next49","blog_title":"\u767a\u58f0\u7df4\u7fd2","url":"https://next49.hatenadiary.jp/entry/20140328/p1","blog_url":"https://next49.hatenadiary.jp/","provider_name":"Hatena Blog","width":"100%","description":"Rails 4\u3078\u306e\u6a4b\u6e21\u3057\u3068\u3057\u3066\u3002 \u74b0\u5883 rvm 1.25.22 ruby 1.9.3p545 gem 2.2.2 \u95a2\u9023 Ruby on Rails 3.2.9\u304b\u30893.2.11\u3078\u306e\u30a2\u30c3\u30d7\u30b0\u30ec\u30fc\u30c9 Ruby gem\u306e\u30a2\u30c3\u30d7\u30b0\u30ec\u30fc\u30c9 % gem update --system % gem -v 2.2.2 Ruby on Rails\u306e\u30a2\u30c3\u30d7\u30b0\u30ec\u30fc\u30c9 % rvm gemset use rails3 % gem install rails -v 3.2.17 % rails -v Rails 3.2.17bundler\u304c\u81ea\u52d5\u3067\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u3055\u308c\u306a\u3044\u306e\u3067\u500b\u5225\u306b\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u3002 % sudo gem updat\u2026","version":"1.0","image_url":null,"title":" Ruby on Rails 3.2.11 \u304b\u3089 3.2.17\u3078\u306eUpgrade","author_url":"https://blog.hatena.ne.jp/next49/","published":"2014-03-28 00:00:00","provider_url":"https://hatena.blog","categories":["RoR"]}