sudo apt-get install build-essential git-core zlib1g-dev libssl-dev libreadline5-dev libcurl4-openssl-dev sudo apt-get update sudo apt-get upgrade
sudo apt-get install mysql-server-5.1 mysql-client-5.1 libmysqlclient-dev zlib1g-dev libmysql-ruby1.8 sudo /etc/init.d/mysql start