Setup Rails

I always seem to miss a step when installing Rails on Fedora. Here are the steps:

Setup Rails (all steps as root)
-----------
Install optional Ruby packages:
- ruby-rdoc
- ruby-ri

Download and install Ruby Gems:
- wget http://rubyforge.org/frs/download.php/5207/rubygems-0.8.11.tgz
- Extract archive and change into directory
- ruby setup.rb

Install Rails:
- gem install rails --include-dependencies

Installing Postgres support:
- yum install postgresql-devel
- gem install postgres