- まとめ記事 http://blog.wyeworks.com/2012/11/13/rails-4-compilation-links/
- Rails 4 in 30’ http://blog.wyeworks.com/2012/10/29/rails-4-in-30-minutes/
- Ruby 2 and Rails 4 https://speakerdeck.com/a_matsuda/ruby-2-and-rails-4
- Ruby1.9.3は入ってますか?
- rbenv
- rvm
- Rails4でrails new
- Mass Assignment脆弱性のところ
- AC::Live