docker setup ubuntu 20.04 code example

Example 1: install docker-compose ubuntu 20

sudo curl -L "https://github.com/docker/compose/releases/download/1.26.0/docker-compose-$(uname -s)-$(uname -m)" -o /usr/local/bin/docker-compose
sudo chmod +x /usr/local/bin/docker-compose
docker-compose --version

Example 2: how to install docker on ubuntu

sudo apt install docker.io

Example 3: docker install ubuntu

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