Stop all running processes:
$ docker stop $(docker ps -a -q)
Remove all stopped processes:
$ docker rm $(docker ps -a -q)
Remove dangling, untagged images:
$ docker rmi $(docker images -f "dangling=true" -q)
Bash access:
$ docker exec -i -t <instance-id> /bin/bash
Provide environment variables:
$ docker run -p 8080:8080 -e RDS_ADDRESS=db.eu-west-1.rds.amazonaws.com --env-file env.list image:tag
env.list is a common properties file.
Mount current directory as volume and set it as working directory inside docker
$ docker run -it --name my-maven-project -v "$(pwd)":/usr/src/mymaven -w /usr/src/mymaven maven:3.3-jdk-8 mvn clean install
Override entrypoint with a different script
$ docker run --entrypoint myscript.sh hashicorp/terraform:light