brew install docker docker-toolbox docker-machine
brew services start docker-machine
docker-machine create --driver virtualbox default
docker-machine ls
docker-machine env default
eval $(docker-machine env default)
docker-machine stop default
brew services stop docker-machine

docker ps
docker container stop [CONTAINER ID]

docker stop $(docker ps -aq)
docker rm $(docker ps -aq)

docker images -a
docker rmi

docker build -t apachewww .
docker run -dit --name my-running-app -p 80:80 apachewww