Install Ruby On Rails In MAC OS X

Install Ruby On Rails In MAC OS X

Make sure Xcode installed in your MAC
$ xcode-select -p

Configure Git

$ git config -l --global
fatal: unable to read config file '/Users/.../.gitconfig': No such file or directory
$ git config --global user.name "Your Real Name"
$ git config --global user.email [email protected]
$ git config -l --global
user.name=Your Real Name
[email protected]

Install RVM

$ \curl -L https://get.rvm.io | bash -s stable --ruby

$ rvm get stable --autolibs=enable
$ rvm install ruby
$ rvm --default use ruby-2.1.3

If library errors comes 
http://superuser.com/questions/820364/ruby-installation-issues-with-rvm

References:
http://railsapps.github.io/installrubyonrails-mac.html

Postgres:

gem install lunchy
lunchy start postgres
lunchy stop postgres