Yeoman

curl and git already there

sudo apt-get update

NODEJS
sudo apt-get install python-software-properties
sudo add-apt-repository ppa:chris-lea/node.js
sudo apt-get update
sudo apt-get install nodejs npm

RUBY
sudo apt-get install build-essential
curl -L get.rvm.io | bash -s stable
echo '[[ -s "$HOME/.rvm/scripts/rvm" ]] && source "$HOME/.rvm/scripts/rvm"' >> ~/.bashrc
. ~/.bashrc
sudo apt-get install build-essential openssl libreadline6 libreadline6-dev curl git-core zlib1g zlib1g-dev libssl-dev libyaml-dev libsqlite3-dev sqlite3 libxml2-dev libxslt-dev autoconf libc6-dev ncurses-dev automake libtool bison subversion
rvm install 1.9.3
rvm use 1.9.3 
rvm --default use 1.9.3-p194
ruby -v

JPEGTRAN / OptiPNG
sudo apt-get install libjpeg-progs
sudo apt-get install optipng

Compass
gem update --system
gem install compass

Phantomjs
cd /usr/share
wget https://phantomjs.googlecode.com/files/phantomjs-1.9.2-linux-i686.tar.gz2
tar -xvf phantomjs-1.9.2-linux-i686.tar.bz2
sudo ln -s /usr/local/share/phantomjs-1.9.2-linux-i686 /usr/local/share/phantomjs
sudo ln -s /usr/local/share/phantomjs/bin/phantomjs /usr/local/bin/phantomjs

Yeoman
sudo ln -s /usr/local/share/phantomjs/bin/phantomjs /usr/local/bin/phantomjs