How To Install Ruby on Rails on Centos 5.2

1. Install ruby

# > yum install ruby ruby-devel ruby-libs ruby-irb ruby-rdoc

2. Install gem

# > wget http://rubyforge.org/frs/download.php/45905/rubygems-1.3.1.gz
# > tar xvf rubygems-1.3.1.gz
# > cd rubygems-1.3.1
# > ruby setup.rb

3. Install Rails

# > gem install rails