Docker 18.09 in ubuntu 18.04

run docker command line with our sudo, after add current linux user into docker group, use below command to make it take effect

newgrp docker

Common Docker commands:

start up an Apache server in dettach mode, so you could continue your work

docker container run -d -it -p 8080:80 httpd

check what containers are running

docker contianer ps / docker ps

sync a folder/file in Apache httpd server container with a folder/file on host machine

docker container run -d -p 8080:80 -v $(pwd)://usr/local/apache2/htdocs -name my-httpd-with-customized-index-html httpd

login to a container with bash shell, my-httpd is the name of the target container

docker container exec -it my-httpd bash

more docker container run command line operaitoins/arguments

https://docs.docker.com/v18.09/engine/reference/commandline/container_run/#options --interactive , -i Keep STDIN open even if not attached --tty , -t Allocate a pseudo-TTY