docker 01 install

Install Docker

Reference

# add docker’s official GPG key:
$ curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo apt-key add -

# add docker repository to apt-get
$ sudo add-apt-repository \
   "deb [arch=amd64] https://download.docker.com/linux/ubuntu \
   $(lsb_release -cs) \
   stable"

# update apt-get package index
$ sudo apt-get update

# install docker
$ sudo apt-get install docker-ce

# test
$ sudo docker run hello-world