Install Latest Docker in Ubuntu

sudo apt-key adv — keyserver hkp://p80.pool.sks-keyservers.net:80 — recv-keys 58118E89F3A912897C070ADBF76221572C52609D 
#On Ubuntu Trusty 14.04 (LTS)
sudo bash -c “echo deb https://apt.dockerproject.org/repo ubuntu-trusty main > /etc/apt/sources.list.d/docker.list”
sudo apt-get update
sudo apt-get install docker-engine