how to install docker

• ubuntu 18.04

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 bionic test"

sudo apt update

sudo apt install docker-ce

오랫동안 존재할 document내용 중심으로 이해하면서 내용을 다음에 정리하자.

https://docs.docker.com/v17.09/engine/installation/linux/docker-ce/ubuntu/#install-docker-ce-1