You are going to install some things. Login in root or use sudo for most of the followings commands.
su -First you need git.
yum install gitThen you'll need openssl-devel to compile node.
yum install openssl-develDownload the lastest version of node, compile it and install it.
cd /usr/local/src
wget http://nodejs.org/dist/node-v0.6.2.tar.gz
tar zxvf node-v0.6.2.tar.gz
cd node-v0.6.2
./configure
make
make installInstall npm.
curl https://npmjs.org/install.sh | shFinally install coffee script. (-g means globally)
npm install -g coffee-script