Docker Command Line Interface (CLI)

Docker info

docker images: list all images
docker ps: list running containers

Build image

docker build -t <image-name> .: build image from Dockerfile in current directory
docker build -t <image-name> <path-to-dockerfile>: build image from Dockerfile in specified directory

Executing commands in a container

docker exec -it <alpine-container-id> sh: run alpine image in interactive mode container
docker exec -it <container> /bin/bash: run bash in container (if bash is installed)

Docker Herança