install docker on mac with brew code example

Example 1: docker-machine install mac brew

brew install docker docker-machine

Example 2: installing docker on mac using brew

$ brew install docker docker-machine$ brew cask install virtualbox-> need password-> possibly need to address System Preference setting$ docker-machine create --driver virtualbox default$ docker-machine env default$ eval "$(docker-machine env default)"$ docker run hello-world$ docker-machine stop default