good ppas

sudo apt-get update
sudo apt-get install -y python-software-properties python g++ make
sudo add-apt-repository -y ppa:chris-lea/node.js
sudo apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv 7F0CEB10
echo 'deb http://downloads-distro.mongodb.org/repo/ubuntu-upstart dist 10gen' | sudo tee /etc/apt/sources.list.d/mongodb.list
wget -q -O - http://pkg.jenkins-ci.org/debian/jenkins-ci.org.key | sudo apt-key add -
sudo sh -c 'echo deb http://pkg.jenkins-ci.org/debian binary/ > /etc/apt/sources.list.d/jenkins.list'
sudo apt-key adv --recv-keys --keyserver hkp://keyserver.ubuntu.com:80 0xcbcb082a1bb943db
sudo add-apt-repository 'deb http://mirror.weathercity.com/mariadb/repo/5.5/ubuntu precise main'

sudo add-apt-repository ppa:duh/golang
sudo add-apt-repository -y ppa:chris-lea/nginx-devel
sudo add-apt-repository -y ppa:jgordonlea/s3cmd
sudo add-apt-repository ppa:chris-lea/redis-server
sudo add-apt-repository ppa:git-core/ppa

sudo sh -c "wget -qO- https://get.docker.io/gpg | apt-key add -"
sh -c "echo deb http://get.docker.io/ubuntu docker main > /etc/apt/sources.list.d/docker.list"

sudo apt-get update