Tag: docker

Run OpenAI Whisper or Faster-Whisper locally with Docker. Better privacy, zero API costs, and surprisingly good accuracy, even on a potato CPU.

Portainer vs Dockge: two Docker GUIs for managing containers without the terminal. We compare features, setup, and which fits your self-hosting style.

Docker volumes vs bind mounts explained: named volumes, anonymous volumes, bind mounts, and tmpfs. Real examples for databases, dev workflows, and production.

Set up Wiki.js GitSync with GitHub or Gitea for docs-as-code. Version-controlled wikis, PR workflows, automated updates, and sane branch strategies.

Docker Compose vs Docker Swarm: a practical guide to choosing the right tool. Learn when simple orchestration beats enterprise complexity, with real examples.

Learn how to set Docker resource limits for memory, CPU, swap, and PIDs. Practical guide with real-world sizing examples, OOM killer behavior, and cgroups explained.

CMD and ENTRYPOINT work together rather than competing. Exec form vs shell form, the full behavior matrix, the combo pattern, and the debug override.

Profiles let you conditionally start services in Compose. Perfect for dev vs prod service splits without multiple files.

docker system prune reclaims space and can delete volumes you wanted. What each cleanup command removes, how to check usage first, and a safe script.

ENV bakes secrets into image layers that docker history shows to anyone. Use BuildKit secret mounts, runtime variables, or a real secrets manager.

The latest tag does not mean newest, it means whatever was pushed untagged. Why that breaks reproducible deploys and how to pin versions and digests.

Build ARM64 and AMD64 images from one machine using Docker buildx. Setup, syntax, pushing multi-arch manifests, and when you actually need it.