Docker Commands

 Docker commands are used to manage Docker containers and images. Some of the most common commands include docker run, docker ps, docker stop, docker start, docker rm, docker images, docker pull, and docker push. 

Here's a breakdown of some essential Docker commands:

Container Management:

• docker run [OPTIONS] IMAGE [COMMAND] [ARG...]: Creates and starts a new container from an image. 
• docker ps: Lists running containers. 
  • docker ps -a: Lists all containers (running and stopped). 
docker stop [CONTAINER...]: Stops one or more running containers. 
docker start [CONTAINER...]: Starts one or more stopped containers. 
docker restart [CONTAINER...]: Restarts one or more running containers. 
docker kill [CONTAINER...]: Kills one or more running containers (sends SIGKILL). 
docker rm [CONTAINER...]: Removes one or more stopped containers. 
docker exec -it [CONTAINER] [COMMAND]: Executes a command in a running container. 
docker logs [OPTIONS] CONTAINER: Fetches the logs of a container. 
docker inspect [CONTAINER...]: Displays detailed information about one or more containers. 
docker cp [OPTIONS] CONTAINER:SRC_PATH DEST_PATH|-: Copies files/folders between a container and the local filesystem. 

Image Management:

docker images: Lists all images on the host.
docker pull IMAGE[:TAG]: Downloads an image from a registry.
docker push IMAGE[:TAG]: Uploads an image to a registry.
docker rmi IMAGE [IMAGE...]: Removes one or more images.
docker build [OPTIONS] PATH: Builds an image from a Dockerfile. 

Other Useful Commands:

docker version: Displays the Docker version information.
docker info: Displays system-wide information.
docker search TERM: Searches Docker Hub for images.
docker network ls: Lists all networks.
docker volume ls: Lists all volumes.
docker system prune: Removes stopped containers, dangling images, and unused networks and volumes.
docker compose up: Builds, creates, starts, and attaches to containers for a project.
docker compose down: Stops and removes containers, networks, and volumes.