How to Install and Use Docker on Ubuntu 20.04This article is a good starting point for beginners to learn how to install and use Docker on a Ubuntu 20.04 Linux system with some basic commands.https://www.tecmint.com/install-docker-on-ubuntu/
$ curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo apt-key add -
$ sudo add-apt-repository "deb [arch=amd64] https://download.docker.com/linux/ubuntu focal stable"
sudo apt update
$ sudo apt install docker-ce
