$ docker version

$ docker info

$ docker container run -it -p 80:80 nginx

$ docker container ls or $ docker container ps or $ docker ps

$ docker container ls -a

$ docker container rm <id>

$ docker images

$ docker image rm <id>

$ docker pull nginx

$ docker container run -d -p 80:80 --name nginx-web nginx

$ docker container run -d -p 3306:3306 --name mysql --env MYSQL_ROOT_PASSWORD=<required password> mysql

$ docker container stop <name>

$ docker container rm -f <name>

$ docker container exec -it nginx-web bash

$ docker rm -f $(docker ps -qa)

$ docker container run -d -p 80:80 -v $(pwd):/usr/share/nginx/html --name nginx-web nginx

$ docker image build -t sreekanth31/nginx .

$ docker login

$ docker push sreekanth31/nginx