Containerization

A reference guide for common Docker commands and Docker Compose usage.

Eliy Yang Thu Feb 19 2026 18:00:00 GMT-0600 (Central Standard Time)

Containerization

Images

• docker pull image_name - Downloads an image.
• docker run image_name - Create and starts a container for an image.

Containers

• docker ps - Lists all running containers.
• docker ps -a - Lists all containers including stopped ones.
• docker stop container_name - This will stop that container.
• docker start container_name - This will start that container.
• docker rm container_name - This will remove that container.
• docker exec -it container_name - This will allow you to enter that container.

Docker Compose

• docker compose up -d - This starts all services within a docker-compose.yml.
• docker compose down - This will stop and remove all services.