Install docker and docker-ce on Ubuntu 18.04

install_docker_ubuntu1804.sh

#!/bin/bash 



sudo apt remove docker docker-engine docker.io
sudo apt install apt-transport-https ca-certificates curl software-properties-common

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 $(lsb_release -cs) stable"

sudo apt update
sudo apt install docker-ce

# You should generally not do this
sudo usermod -aG docker $USER


curl -L https://github.com/docker/compose/releases/download/1.25.0/docker-compose-`uname -s`-`uname -m` -o /usr/local/bin/docker-compose
chmod +x /usr/local/bin/docker-compose