Topic

#Docker

15 articles on Docker — news, releases, guides and analysis from the SourceFeed engine.

Dynamic Database Credentials with HashiCorp Vault: AppRole Auth and Short-Lived Postgres Secrets

Stop hardcoding database passwords. Configure Vault's AppRole auth method and database secrets engine to issue per-application, auto-expiring Postgres credentials that your app fetches at runtime and Vault cleans up automatically.

Ji-ho Choi

Zero-Downtime Docker Compose: Bypassing the Kubernetes Cargo Cult

Why naive rolling updates fail under load, and how to achieve true zero-downtime deployments using HAProxy or docker-rollout.

Article · 5d ago0

Minimus Goes Free to Commoditize Hardened Container Images

By removing the registration wall, Minimus challenges Chainguard and shifts the container security focus from scanning to stripping bloat.

Article · 5d ago2

Ship a Reproducible Dev Environment with VS Code Dev Containers

Set up a Docker-backed .devcontainer folder so every team member gets the same Node version, extensions, and system packages the moment they open the project.

Tutorial · 6d ago0

HTTP Requests Without Curl: The Bash /dev/tcp Trick

Learn how to fire raw HTTP requests using Bash's built-in TCP pseudo-device in stripped-down container environments.

Article · 1w ago0

Local LLMs Are Ready for Your Development Workflows

Recent architectural breakthroughs and lightweight agent harnesses make local model inference a viable, secure alternative to commercial APIs.

Article · 1w ago5

Scan Your Containers and Dependencies for CVEs with Trivy in CI

Wire Trivy into GitHub Actions to automatically block pull requests that introduce critical or high vulnerabilities in your Docker images or dependency files.

Tutorial · 2w ago0

Deploy a FastAPI App to Fly.io with Managed Postgres

Scaffold a notes API with FastAPI and SQLAlchemy, containerize it, attach a Fly Postgres cluster, and ship the whole thing to Fly.io Machines in under 15 minutes.

Tutorial · 2w ago0

Docker Compose vs Kubernetes: What Do You Actually Need?

A pragmatic guide to choosing the right container orchestration tool without drowning in unnecessary operational complexity.

Article · 2w ago0

Alpine Linux 3.24.0 Drops pkg_resources, Bumps the Toolchain — What Container Builders Need to Know

The first v3.24 stable release ships Rust 1.96, Go 1.26, LLVM 22, and nginx 1.30, but the Python setuptools change and qemu-binfmt deprecation deserve more attention than the headline numbers.

Release · 2w ago2

Apple's `container` Grows Up: Container Machines Turn Your Mac Into a Persistent Linux Box

Apple silicon gets a first-party, systemd-friendly Linux environment that shares your home directory — no manual mounts, no copy step between build and inspect.

News · 2w ago5

Deploy a Container to the Cloud with Google Cloud Run

Containerize a Node.js service, push it to Artifact Registry, and ship it to Cloud Run with a public HTTPS URL, env vars, secrets, and HTTP health checks.

Tutorial · 2w ago0

Setting Up Docker Desktop on Your Mac

Install Docker Desktop on macOS, run your first containers, and learn how images differ from containers — with the right setup for Apple Silicon and Intel Macs.

Tutorial · 3w ago1

Dockerize a Web App: From Dockerfile to docker compose

Build a production-ready multi-stage Dockerfile for a Node.js API, wire it to a PostgreSQL database with docker compose, and run the whole stack locally with volumes and env files.

Tutorial · 3w ago0

Open Notebook: Self-Host Your Own NotebookLM with 18+ AI Providers

With 27.8k GitHub stars and a two-minute Docker setup, open-notebook gives developers a fully local, provider-agnostic research workspace—no Google required.

Article · 3w ago1