Docker | General Commands

Do you have docker?

docker -v

Install Docker: apt install docker

Do you have docker-compose? docker-compose -v

Docker in Linux Commands (From outside containers):
docker images
docker ps -a
docker ps
docker

Go into a Container

Standard login:

sudo docker exec -it containername bash

Log in as root:

docker exec -it --user root containername bash

To log in as root you can do it this way. 

sudo docker exec -u 0 -it containername bash

Run docker from different directory:

sudo docker-compose -f /directory/to/file/docker-compose.yml up -d