Docker Cheat Sheet: Key Commands

Docker Cheat Sheet

Docker is a powerful platform for developing, shipping, and running applications inside containers. This cheat sheet covers essential Docker commands for managing images, containers, general operations, and Docker Hub interactions.

Images Commands

List Images
```
  docker images
```
Lists all images on your local machine.
Pull an Image
```
  docker pull <image_name>
```
Downloads an image from Docker Hub.
Remove an Image
```
  docker rmi <image_name>
```
Deletes an image from your local machine.

Build an Image

  docker build -t <image_name> <path_to_dockerfile> or .

Builds an image from a Dockerfile.

Tag an Image

  docker tag <image_id> <new_image_name>

Tags an image with a new name.

Containers Commands

List Containers
```
  docker ps
```
Lists all running containers.
List All Containers
```
  docker ps -a
```
Lists all containers, including stopped ones.

Run a Container

  docker run -d --name <container_name> <image_name>

Runs a container in detached mode.

Stop a Container
```
  docker stop <container_name>
```
Stops a running container.
Remove a Container
```
  docker rm <container_name>
```
Deletes a stopped container.
Start a Container
```
  docker start <container_name>
```
Starts a stopped container.
Restart a Container
```
  docker restart <container_name>
```
Restarts a running container.
Attach to a Running Container
```
  docker attach <container_name>
```
Attaches your terminal to a running container.

General Commands

Docker Version
```
  docker --version
```
Displays the Docker version installed on your machine.
Docker Info
```
  docker info
```
Displays system-wide information about Docker.
Login to Docker Hub
```
  docker login
```
Logs you into Docker Hub.
Logout from Docker Hub
```
  docker logout
```
Logs you out of Docker Hub.
Docker Help
```
  docker --help
```
Displays help information for Docker commands.

Docker Hub Commands

Push an Image to Docker Hub
```
  docker push <image_name>
```
Uploads an image to Docker Hub.
Pull an Image from Docker Hub
```
  docker pull <image_name>
```
Downloads an image from Docker Hub.
Search for an Image on Docker Hub
```
  docker search <image_name>
```
Searches for an image on Docker Hub.

Conclusion

This cheat sheet provides a quick reference to the most commonly used Docker commands. Whether you're managing images, containers, or interacting with Docker Hub, these commands will help streamline your workflow. Happy Dockering!

Day 20 : 🚀 Docker Cheat Sheet: Essential Commands for Images, Containers, and Docker Hub 🌟