Ruby on Rails configuration on MAC

Install Rails installer using this link:http://railsinstaller.org/en

You can follow these below steps for installation of Ruby ,Rails through terminal.

1) Download Xcode from Apple Application Store :

use this link : xcode

2) Install xcode :

    a)Use finder=>applications to locate "Xcode installation icon and double-click on it to begin the     installation

     b.) For xcode 4.3. After installing xcode, launch it, navigate to Xcode->Preferences, Downloads tab. Install Command Line Tools. This will download and install C, compiler, loader and other command line utilities needed to compile & build the Ruby packages.

If the above option is not showing in the window go to terminal and type xcode-select --install(this will install command line tools)

3) use a terminal to install git:

gem install git

and put this line in your .bash_profile (create one if none exists) :

export PATH=$PATH:/usr/local/git/bin/

4) use a terminal to install rvm:

bash < <(curl -s https://raw.github.com/wayneeseguin/rvm/master/binscripts/rvm-installer )

and run this command to update your .bash_profile :

echo '[[ -s "$HOME/.rvm/scripts/rvm" ]] && . "$HOME/.rvm/scripts/rvm" # Load RVM function' >> ~/.bash_profile

5) use a terminal to install ruby 2.0 and rails:

rvm autolibs enable 

rvm install 2.0

rvm --default 2.0

gem update

gem install rails

6)Install Sublime IDE