docker ps
docker ps -a
docker ps -q

docker container run hello-world

docker container run ubuntu

docker container run alpine

docker container run alpine echo "Hello Docker!"

docker container run --name u1 ubuntu
docker container run -i --name u2 ubuntu
docker container run -it --name u3 ubuntu
docker container run -dit --name u4 ubuntu
docker exec -it [ID] bash
docker exec -it u4 bash

docker exec -it u4 hostname
docker exec -it u4 df -h

# Rnn & delete
docker container run -it --name u50 ubuntu bash
docker container run --rm -it --name u51 ubuntu bash
docker container run --rm --name u52 ubuntu df -h

