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Jonas Scholz2d ago • 6 min read

How We Built Our Own DNS Server

We wrote a production DNS server in ~1000 lines of Go, migrated thousands of records off Hetzner DNS...

#cloud#devops#docker#webdev

41 14

Stop Using .env Files for Docker Secrets — Try This Instead

Md Umair4d ago • 4 min read

Stop Using .env Files for Docker Secrets — Try This Instead

Managing secrets in Docker usually starts simple—a .env file here, a hardcoded variable there. But.....

#docker#devops#opensource#kubernetes

5 1

I Shrunk My Docker Image From 1.58GB to 186MB. Then I Had to Explain What I Actually Broke.

Arbythecoder5d ago • 8 min read

I Shrunk My Docker Image From 1.58GB to 186MB. Then I Had to Explain What I Actually Broke.

Most Docker tutorials end at the win. "Look, smaller image! Ship it!" And then you're left alone at...

#docker#webdev#programming#devops

15 7

Remote Server Monitoring over VPN: A Docker Approach (Part 1)

Alex Miller4d ago • 3 min read

Remote Server Monitoring over VPN: A Docker Approach (Part 1)

The Dilemma of Remote Monitoring If you've ever tried to set up a monitoring stack for a...

#docker#devops#monitoring#security

6 0

I built a tool to visualize and control Docker + K8s across all your VMs from a browser – would love feedback from people who actually do this daily

Rishi Naman Singh1d ago • 1 min read

I built a tool to visualize and control Docker + K8s across all your VMs from a browser – would love feedback from people who actually do this daily

I manage a few VMs with a mix of Docker containers and Kubernetes, and I kept running into the same....

#docker#kubernetes#showdev#tooling

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I Saw Someone Build an AI-Powered Kali Lab at BSides San Diego. Then I Built My Own.

spac3gh0st6d ago • 6 min read

I Saw Someone Build an AI-Powered Kali Lab at BSides San Diego. Then I Built My Own.

How a conference demo turned into a full bug bounty lab with Claude Desktop, Discord remote access,....

#security#ai#docker#bugbounty

0 0

Query Filter6d ago • 1 min read

docker40

- name: "DEBUG: Dump all Ansible variables" ansible.builtin.debug: msg: "{{...

#automation#devops#docker#tooling

0 0

The problem with every watch-party app ever made

Pratyush MishraApr 13, 2026 • 8 min read

The problem with every watch-party app ever made

Navigating Streaming Content With Friends for Self-Hosted nerds

#selfhosted#jellyfin#linux#docker

5 0

Docker pull falla en España por Cloudflare y un partido de fútbol — nadie habla del patrón real

Juan TorchiaApr 13, 2026 • 10 min read

Docker pull falla en España por Cloudflare y un partido de fútbol — nadie habla del patrón real

Un partido de fútbol bloqueó Cloudflare en España y rompió Docker Hub para miles de devs. Tengo un c...

#spanish#espanol#opinion#docker

2 3

10 Docker commands that actually matter in 2026 🐳

mamoor1231d ago • 7 min read

10 Docker commands that actually matter in 2026 🐳

🐳 You're probably using Docker wrong Not trying to be mean. But every week I see...

#docker#devops#webdev#programming

2 0

Next.js builds succeed locally, crash in Docker — the RSC prerender trap

Pavel Gajvoronski3d ago • 4 min read

Next.js builds succeed locally, crash in Docker — the RSC prerender trap

Our Docker build worked for three milestones without a problem. We added a public...

#nextjs#docker#deployment#react

2 0

The Ultimate Container Showdown Choosing Between Alpine and Distroless

Torque3d ago • 8 min read

The Ultimate Container Showdown Choosing Between Alpine and Distroless

A comprehensive deep dive into the architectural differences, security implications and performance ...

#docker#security#architecture#containers

3 0

Apache Airflow 2 vs 3: A Deep Technical Comparison for Data Engineers

De' Clerke5d ago • 15 min read

Apache Airflow 2 vs 3: A Deep Technical Comparison for Data Engineers

Airflow 3 isn't just a version bump — it's a ground-up rearchitecture. This hands-on breakdown cover...

#airflow#dataengineering#python#docker

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I let Claude AI decide whether to patch my Docker vulnerabilities — here's what it found

Alvarito19832d ago • 4 min read

I let Claude AI decide whether to patch my Docker vulnerabilities — here's what it found

Every security scanner will tell you what's vulnerable. None of them will tell you what to actually...

#docker#security#ai#devops

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My New Developer Spent 2 Hours on Our README. Docker Fixed It in 5 Minutes.

genuineswe4d ago • 3 min read

My New Developer Spent 2 Hours on Our README. Docker Fixed It in 5 Minutes.

A new dev spent 2 hours on our 15-step README. I replaced it with one Dockerfile — setup time droppe...

#docker#webdev#beginners#productivity

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Docker Security Best Practices for Self-Hosters in 2026

byteguard2d ago • 10 min read

Docker Security Best Practices for Self-Hosters in 2026

Secure your Docker containers with 10 battle-tested practices — rootless mode, network isolation, im...

#docker#security#selfhosted#devops

2 0

How I Packaged 130+ Hours of AWS Infrastructure Into Reusable Templates

Henry A3d ago • 9 min read

How I Packaged 130+ Hours of AWS Infrastructure Into Reusable Templates

VPC architecture, security hardening, CI/CD pipelines, Terraform modules, Docker stacks, Nginx confi...

#aws#devops#terraform#docker

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What's Actually in Your Docker Image? Reading the Parser That Tells You

Wes6d ago • 6 min read

What's Actually in Your Docker Image? Reading the Parser That Tells You

Everyone who works with Docker images eventually asks the question: why is this image 2 GB? You...

#opensource#rust#docker#devtools

1 1

Docker Pull Fails in Spain Because of Cloudflare and a Soccer Match — Nobody Talks About the Real Pattern

Juan Torchia3d ago • 9 min read

Docker Pull Fails in Spain Because of Cloudflare and a Soccer Match — Nobody Talks About the Real Pattern

A soccer match triggered ISP blocks on Cloudflare ranges in Spain and broke Docker Hub for thousands...

#english#opinion#docker#devops

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How to Find Every Consumer of Your Docker Base

Daniel WestgaardApr 13, 2026 • 5 min read

How to Find Every Consumer of Your Docker Base

You maintain a shared base image. A CVE drops. Which repos are affected? Here's why the answer is...

#docker#devops#infrastructure#security

0 0

5 GitHub Actions mistakes that will slow down (or break) your CI/CD pipeline.

Sonia2d ago • 3 min read

5 GitHub Actions mistakes that will slow down (or break) your CI/CD pipeline.

Most GitHub Actions tutorials get you to a green checkmark. Very few of them help you understand why...

#githubactions#cicd#devops#docker

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I built an open-source WMS because every warehouse management system costs $2,000/month

Michael Hightower6d ago • 2 min read

I built an open-source WMS because every warehouse management system costs $2,000/month

Every WMS on the market is either a six-figure enterprise implementation, a $500-3,000/month SaaS...

#opensource#python#docker#react

0 0

Building a Self-Hosted Bot Management Platform with Docker, FastAPI and React

[Tanwydd]4d ago • 5 min read

Building a Self-Hosted Bot Management Platform with Docker, FastAPI and React

Managing more than two or three automated scripts in production is where things get messy. You end u...

#python#docker#fastapi#devops

0 0

El ecosistema local de LLMs no necesita Ollama (y me incomodó descubrirlo)

Juan Torchia4d ago • 7 min read

El ecosistema local de LLMs no necesita Ollama (y me incomodó descubrirlo)

Fui team Ollama desde el día uno. La semana pasada intenté reemplazarlo con llama.cpp directo y un w...