Random Docker commands I usually forget

Docker: Commands

# Random Docker commands I usually forget

**Docker "SSH"** (http://bit.ly/1PMN6MM):
`docker exec -it <containerIdOrName> bash`

**Remove all containers**
`docker rm $(docker ps -aq)`

**Stop all containers**
`docker stop $(docker ps -a -q)`

**Remove all _none_ images**
`docker rmi $(docker images | grep "^<none>" | awk "{print $3}")`

**Build image from Dockerfile in a folder** (e.g. joonasy/wordpress)
`docker build --rm=true -t prefix/name .`