どんなファイルをいじってるかまとめ $ git diff --cached diff --git a/app/controllers/static_pages_controller.rb b/app/controllers/static_pages_controller.rb index 19f79a9..d304760 100644 --- a/app/controllers/static_pages_controller.rb +++ …

解説記事http://blog.takapra.com/2013/04/ruby-bundler-basic/