run docker on ubuntu code example

Example 1: how to start docker in ubuntu

systemctl start docker
# to start docker from terminal

Example 2: docker run ubuntu container

docker run -it ubuntu

Example 3: install docker on ubuntu with

$ sudo apt-key fingerprint 0EBFCD88

pub   rsa4096 2017-02-22 [SCEA]
      9DC8 5822 9FC7 DD38 854A  E2D8 8D81 803C 0EBF CD88
uid           [ unknown] Docker Release (CE deb) <[email protected]>
sub   rsa4096 2017-02-22 [S]

Example 4: install docker on ubuntu

sudo apt update
sudo apt upgrade