docker service create --name registry --publish published=5000,target=5000 registry:2
docker network create -d overlay --attachable svc-overlay-network
docker stack deploy -c docker-compose.yml postgres
docker-compose up
docker-compose up -d
docker-compose down
docker-compose rm -f
docker volume rm svc-postgres_pgdata
http://localhost:7890/?pgsql=db&username=postgres&db=postgres&ns=public
bash into image: docker run -it -d ashok/pyashokproj bin/bash
bash into running container: docker exec -it CONTAINER_ID /bin/bash