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docker images: list all docker images
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docker image ls: list docker images
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docker image prune: remove all dangling images
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docker system prune -a: remove any stopped containers and all unused images (not just dangling images)
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docker image rm f6e71ff7ed6b: delete the docker image
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docker image rm acrfonoadev.azurecr.io/emulator/20210823: untag the image from the given tag name
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docker build .: build an image from a Dockerfile
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docker exec -it 21 /bin/bash: connect to the running docker instance and it’s bash
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docker exec 21 ls -al: execute ls -al command in the docker instance
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docker exec b7 cat /var/jenkins_home/secrets/initialAdminPassword: execute cat command
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docker inspect f7: show the docker instance’s details in json file
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docker kill my_container: send a kill signal to the container
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docker network create --driver=bridge --subnet=182.0.1.1/16 isolatedNetwork: create a bridge network
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docker network prune: delete all networks
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docker pull ubuntu: download the latest ubuntu image
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docker ps -a: list all running containers
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docker run ubuntu: run the ubuntu image
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docker run -itd ubuntu: run the ubnutu image interactively but detached
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docker run -d -p 80:8080 jenkins/jenkins: run jeninks image in a detached mode with port mapping of 80 to 8080
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docker rm CONTAINER: Remove one or more containers
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docker rm -f $(docker ps -a -q): remove all docker containers
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docker stop $(docker ps -aq): remove all docker containers
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docker run IMAGE [COMMAND]: creates a writeable container layer over the specified image, and then starts it using the specified command
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docker stop $(docker ps -aq): stop all running containers. -aq gives you the id of the containers
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