{"provider_url":"https://hatena.blog","height":"190","title":"Ruby1.8.7+Rails2.1.1\u2192Ruby1.9.1+Rails2.3.2(\u305d\u306e1)","blog_title":"revamping","published":"2009-07-07 01:10:31","author_url":"https://blog.hatena.ne.jp/hsyd/","blog_url":"https://hsyd.hatenadiary.org/","image_url":null,"version":"1.0","categories":["rails"],"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fhsyd.hatenadiary.org%2Fentry%2F20090707%2F1260547831\" title=\"Ruby1.8.7+Rails2.1.1\u2192Ruby1.9.1+Rails2.3.2(\u305d\u306e1) - revamping\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","url":"https://hsyd.hatenadiary.org/entry/20090707/1260547831","author_name":"hsyd","width":"100%","provider_name":"Hatena Blog","type":"rich","description":"\u3053\u308c\u307e\u3067\u4f5c\u3063\u3066\u304d\u305f\u3082\u306e\u3092\u3001Ruby1.8.7+Rails2.1.1\u306e\u74b0\u5883\u304b\u3089Ruby1.9.1+Rails2.3.2\u306b\u79fb\u884c\u3057\u3066\u307f\u305f\u3044\u3068\u601d\u3044\u307e\u3059\u30021. rake rails:update:configs\u3067\u5931\u6557 masayuki@ubuntu-vm:~/work/rails/shrimp$ rake rails:update:configs (in /home/masayuki/work/rails/shrimp) rake aborted! undefined method `>=' for nil:NilClass /home/masayuki/work/rails/shrimp/Rakefi\u2026"}