---
title: Docker
kind: note
description: containerization engine
words: 64
readingMinutes: 1
created: '2021-07-05T00:00:00.000Z'
updated: '2025-06-28T08:48:20+02:00'
website: https://www.docker.com/
---
## Link

<https://www.docker.com/>

## Resources
- [How to Connect to a running Docker Container](https://garrymarsland.com/how-to-connect-to-a-running-docker-container/)
- [Copying Files To And From Docker Containers](https://www.baeldung.com/ops/docker-copying-files)
### Container registries
- [Docker Hub](https://hub.docker.com/) ^4e3d46
- [Quay](https://quay.io/)
## Reference
### `docker` [CLI](/notes/cli)
#### `run`
- `-d`
  Run container in detached mode (in the background)
- `-p NNN:MMM`
  Map port MMM of the host to port NNN in the container
## FAQ
### Permission denied when accessing volume-mounted directory
If [SELinux](/notes/selinux) is enforced, append a `z` to apply the default SELinux context:
```shell
docker run -v FROM:TO:z
```