Ruby on RailsをCloud9からHerokuへデプロイするセットアップ覚書 ref: http://qiita.com/jhorikawa/items/84a0f4a7f40f5914ad1a

application_controller.rb

class ApplicationController < ActionController::Base
  # Prevent CSRF attacks by raising an exception.
  # For APIs, you may want to use :null_session instead.
  protect_from_forgery with: :exception

  def hello
    render text: "Hello World"
  end
end

file0.txt

~/workspace $ gem install rails -v 4.2.2

file1.txt

~/workspace $ rails _4.2.2_ new sample_app
~/workspace $ cd sample_app
~/workspace $ bundle install --without production

file10.txt

~/workspace/sample_app (master) $ bundle install
~/workspace/sample_app (master) $ git add -A
~/workspace/sample_app (master) $ git commit -m "Updated Gemfile"
~/workspace/sample_app (master) $ git push heroku master

file4.txt

~/workspace/sample_app $ rails server -b $IP -p $PORT

file5.txt

~/workspace/sample_app $ git config --global user.name "My Name"
~/workspace/sample_app $ git config --global user.email sample@sample.com
~/workspace/sample_app $ git config --global push.default matching
~/workspace/sample_app $ git config --global alias.co checkout

file6.txt

~/workspace/sample_app $ git init
~/workspace/sample_app (master) $ git add -A
~/workspace/sample_app (master) $ git commit -m "Initialize"

file7.txt

git remote add origin git@bitbucket.org:XXX/sample_app.git
git push -u origin --all # pushes up the repo and its refs for the first time
git push -u origin --tags # pushes up any tags

file8.txt

~/workspace/sample_app (master) $ heroku login

file9.txt

~/workspace/sample_app (master) $ heroku create
~/workspace/sample_app (master) $ git push heroku master

routes.rb

  # You can have the root of your site routed with "root"
  root 'application#hello'