My greatest dotfiles that help me to live in dev world
dcleanup(){
docker rm -v $(docker ps --filter status=exited -q 2>/dev/null) 2>/dev/null
docker rmi $(docker images --filter dangling=true -q 2>/dev/null) 2>/dev/null
}
From here: http://stackoverflow.com/questions/32723111/how-to-remove-old-and-unused-docker-images