rails_set_up.rb

# rails _Version.Number_ new <app_name>
# cd <app_name>
# ls -p // -p, --indicator-style=slash	append "/" indicator to directories
# rake about

# git init
# git add .
# in .gitignore .idea/*
# git commit -m "Initalize repository"

# in Gemfile:
ruby '2.2.2'    # Ruby version you're running
rails '4.2.1'  # Rails version for this app

# use Haml for templates
gem 'haml'

$ bundle install --binstubs .bundle/bin
$ rails s // rails server webrick (if other servers are installed)
$ pwd
$ mux open <name>
## layout: f98d,230x59,0,0[230x40,0,0,0,230x18,0,41,4]