Docker: installation on Linux Mint 17.3 (Ubuntu Trusty)

apt-get install apt-transport-https ca-certificates
sudo apt-key adv --keyserver hkp://p80.pool.sks-keyservers.net:80 --recv-keys 58118E89F3A912897C070ADBF76221572C52609D
nano /etc/apt/sources.list.d/docker.list
deb https://apt.dockerproject.org/repo ubuntu-trusty main
apt-get update
apt-get purge lxc-docker
sudo apt-get install linux-image-extra-$(uname -r)
apt-get install apparmor
sudo apt-get install docker-engine
sudo service docker start
# Verify docker is installed correctly
sudo docker run hello-world