Docker - Stop, Kill, Quit and Remove shortcuts

Compiled from gist thread: https://gist.github.com/evanscottgray/8571828

##CONTAINERS
stop all containers:
docker stop $(docker ps -a -q)   
--prefereable
docker kill $(docker ps -q)    
--brute force

remove all containers
docker rm $(docker ps -a -q)

##IMAGES 
remove all docker images
docker rmi $(docker images -q)

##VOLUMES 
remove all docker volumes
docker volume ls -qf dangling=true | xargs -r docker volume rm

##EVERYTHING UNUSED
docker system prune [OPTIONS]
--https://docs.docker.com/engine/reference/commandline/system_prune/#parent-command
--"This is the preferred way. Removes all non-running volumes / images / networks and everything else."

docker ps -q | xargs -r docker stop ; docker system purge -a

##ALSO SEE
https://github.com/ZZROTDesign/docker-clean