Docker Basics: Commands & Usage

This guide covers commonly used Docker commands for managing images, containers, and troubleshooting.

1. Pulling Images

Download an image from Docker Hub (or another registry):

docker pull IMAGE_NAME

2. Listing Images

View all images available locally:

docker images

3. Running Containers

• Run a new container from an image:

  docker run IMAGE_NAME
  
  

• Run a new container and access its environment interactively:

  docker run -it IMAGE_NAME
  
  

4. Starting & Stopping Containers

• Stop a container:

  docker stop CONTAINER_NAME_OR_ID
  
  

• Start an existing container:

  docker start CONTAINER_NAME_OR_ID
  
  

5. Port Binding