how to install docker in ubuntu 18.04 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: install docker ubuntu
sudo apt install docker.io
Example 3: install docker in ubuntu
$ sudo apt-get remove docker docker-engine docker.io
$ sudo apt-get update
$ sudo apt install docker.io
$ sudo snap install docker
$ docker --version
Example 4: install docker on ubuntu 18.04
sudo apt install docker-ce
https://www.digitalocean.com/community/tutorials/how-to-install-and-use-docker-on-ubuntu-18-04
Example 5: docker install ubuntu
$ sudo apt-get update
$ sudo apt-get install \
apt-transport-https \
ca-certificates \
curl \
gnupg-agent \
software-properties-common
Example 6: docker ubuntu installation
$ curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo apt-key add -