https://docs.docker.com/engine/installation/linux/ubuntulinux/

https://docs.docker.com/engine/getstarted/step_one/#step-1-get-docker

https://docs.docker.com/engine/installation/

 

 

echo "deb https://apt.dockerproject.org/repo ubuntu-trusty main" | sudo tee /etc/apt/sources.list.d/docker.list

sudo apt-get update

 

Precise 12.04 (LTS)	deb https://apt.dockerproject.org/repo ubuntu-precise main
Trusty 14.04 (LTS)	deb https://apt.dockerproject.org/repo ubuntu-trusty main
Wily 15.10	deb https://apt.dockerproject.org/repo ubuntu-wily main
Xenial 16.04 (LTS)	deb https://apt.dockerproject.org/repo ubuntu-xenial main