isntal docker on ubuntu code example
Example 1: how to install docker ubuntu
sudo apt-get update
sudo apt-get upgrade
sudo apt install docker.io
systemctl start docker
systemctl enable docker
docker --version
Example 2: how to install docker on ubuntu
sudo apt install docker.io
Example 3: docker engine install ubuntu
$ curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo apt-key add -