Install enough to get Ruby and Sass working on RHEL/CentOS

install-ruby.sh

# lol redhat
su

# Install deps
yum install libyaml libyaml-devel openssl libxml2-devel bison libxslt-devel openssl-devel tcl tk libffi tcl-devel tk-devel libffi-devel

# Download Ruby
cd /usr/local/src/
wget http://ftp.ruby-lang.org/pub/ruby/1.9/ruby-1.9.3-p392.tar.gz
tar -xvzf ruby-1.9.3-p392.tar.gz
cd ruby-1.9.3-p392

# Compile Ruby from Source
./configure
make
make test
make install
ruby -v

# Install things for SASS
gem install bundler
gem install sass
gem install listen
gem install rails            # well.. it was worth a try!