Docker: Useful Commands
Images
| Command | Action |
|---|
docker images | List local images |
docker pull node:22-alpine | Pull image |
docker build -t app:latest . | Build image |
docker rmi <image> | Remove image |
Containers
| Command | Action |
|---|
docker ps | Running containers |
docker ps -a | All containers |
docker run --rm -it ubuntu bash | Run interactive container |
docker stop <container> | Stop container |
docker logs -f <container> | Follow logs |
Cleanup
| Command | Action |
|---|
docker system df | Show disk usage |
docker system prune | Remove unused resources |
docker volume prune | Remove orphan volumes |
Tip
Use --rm for temporary containers to avoid local clutter.