php2shell (CVE-2026-109618): How to Check and Patch the PHP Your Server Runs
If you run Apache with mod_php, an unauthenticated HTTP request could get code execution on your server before a single line of your application ran…
Latest News
⚑ Report a ProblemTech news from the best sources
All topics
AI
Gear
News
Tech
agents
ai
api
architecture
automation
beginners
career
database
devchallenge
devops
discuss
javascript
llm
machinelearning
mcp
opensource
performance
productivity
programming
python
security
showdev
testing
tutorial
typescript
webdev
Jitsi is the right default for meetings. Here is the narrower case where it is not
Disclosure: I sell Low-Latency Kit, a commercial WebRTC source kit. This post compares it honestly with Jitsi Meet, an Apache-2.0 project. I do not…
From Git Repo to Docker Image: Building Your First CI Pipeline in Harness
Connected a GitHub repo, built it, tested it, and pushed a tagged image to DockerHub, in about ten minutes, without writing a line of YAML. Creating…
Docker 29.8+: Swarm containers can't reach their own node's ports under ufw
TL;DR : On Docker 29.9.1 with Swarm and ufw (default deny incoming), a container on an overlay network that connects to an ingress-published port on…
Rootless Docker builds silently ignore --resource memory limits
TL;DR : Per-step resource limits in BuildKit ( docker buildx build --resource memory=... , Bake resources ) are silently ignored when the builder is…
How I Self-Hosted a Mem0 Memory Stack (So My AI Agent Remembers)
Originally published on my blog — read it there with the full context, code and updates . An AI agent that forgets everything between conversations…
Amoxi: From laptop to production
Run on every core, recover from crashes, configure without leaking secrets, ship a Docker image, and the checklist to go through before real users a…
DocuFlow: Turning Invoice PDFs into Structured Financial Data with Python and Docker
DocuFlow: Turning Invoice PDFs into Structured Financial Data Invoices are easy to overlook when they’re just files sitting in a folder. But once yo…
Self-hosting glossary - 50 acronyms every homelabber should know
I keep getting confused by all the acronyms in self-hosting. After 18 months running a Synology NAS + 10 docker services, here's my cheat sheet of t…
How We Used FalkorDB to Make a Security Alert Explain Itself
Our entry for Graph Hacks by WeMakeDevs × FalkorDB The problem: an alert with no context A security analyst might see hundreds of alerts a day. One…
GitLab CE vs Forgejo: Self-Hosted Git on Docker, Measured
GitLab CE and Forgejo both give you a private Git server with issues, code review, CI and a container registry. They sit at opposite ends of the wei…
Self-Host Plausible Community Edition with Docker
Plausible Community Edition is a self-hosted, cookie-free analytics stack. The same product family powers Plausible Cloud , and CE is the free, AGPL…
The code was the easy part
I am a software engineer who has mostly worked on the web. With all of the AI boom and all of the different models, our everyday work has changed a…
Fix the Vaultwarden "HTTPS Required" Secure Context Error
If you start Vaultwarden with a plain docker run -p 8000:80 and open it from another machine, you don't get a login page. You get this: You are not…
I built a self-hosted deploy tool that looks like tmux (and can be driven by an AI agent)
I deploy a handful of projects to a handful of my own servers. Not enough to justify Kubernetes, too many to keep doing ssh , git pull , docker comp…
Nginx Proxy Manager with Docker: Proxy Hosts and Free SSL
Once you run more than one self-hosted app, you hit the same problem every time. Each app wants its own port, and none of them has HTTPS. Nginx Prox…
Gate your app on a Postgres migration job with service_completed_successfully (and the DNS race that broke our deploy)
Originally published on the Hubfly blog . TL;DR What you get: a 3-service Compose file (Postgres, a one-shot migration job, an API) where the API ca…
Delete a container, lose your data? Docker volumes in 10 minutes
Picture this. You spend an afternoon setting up a container, save a few files inside it, then clean up with docker rm . Next morning you start a fre…
9 One-Page Cheatsheets for Commands You Keep Looking Up (ffmpeg, git, docker, curl, jq, regex)
I keep a notes file of commands I had to look up twice. At some point the file got long enough that I turned it into proper one-page cheatsheets — o…
How to use a private Docker registry: from install to login, push, and certificates
docker push returns denied , or docker pull fails with x509 —usually the image is fine and the registry is not wired: service down, wrong repo type,…
Dockerized Mail Capture for AWS CI Pipelines
Email verification tests become unreliable when every CI job reads from the same inbox. A message from a previous run can look valid, a retry can co…
CVE-2026-40281 Explained: A Patch That Guarded "=" on One Side Only
Overview Item Detail CVE ID CVE-2026-40281 Affected product Gotenberg (Docker-powered PDF conversion API, thecodingmachine/gotenberg) Affected versi…
Adding Per‑Container CPU & Memory Limits to Docker‑Compose for pgvector
Adding Per‑Container CPU & Memory Limits to Docker‑Compose for pgvector TL;DR: I added mem_limit and cpus to the PostgreSQL service in docker‑co…
Open WebUI or n8n in Docker can't reach Ollama? Fix it without OLLAMA_HOST=0.0.0.0
If Open WebUI shows "Ollama: Network Problem", its logs say Connect call failed ('127.0.0.1', 11434) , or n8n's Ollama credential fails with ECONNRE…
Bind for 0.0.0.0:5432 failed: port is already allocated - find port clashes before you run docker compose up
docker compose up -d , and one container stays down: Bind for 0.0.0.0:5432 failed: port is already allocated Then npm run dev adds its own version:…
Connect 10 formats to one artifact service: Maven, Docker, npm, PyPI, and Helm
A team often runs Java, frontend, Python, .NET, and containers at the same time. Instead of keeping a separate private registry for each stack, mana…
How I monitor my entire home network for free - no port forwarding, no VPN
After a power outage took out half my containers and I didn't notice for hours, I decided I needed proper uptime monitoring. Here's how I got it for…
Running Unity 6000.x Headless Builds in a Linux Container: A Field Report (Including Licensing Workarounds)
Running Unity 6000.x Headless Builds in a Linux Container: A Field Report (Including Licensing Workarounds) Status: REVISED 2026-10-10 — every techn…
Kubernetes OOMKilled & CrashLoopBackOff: Deep Memory Profiling & cgroup v2 Architecture
In production Kubernetes clusters running microservices under high concurrency, few operational failures are more frustrating than sudden Exit Code…
Pin the Digest Your GitLab Job Pulled, Not the Tag You Remember
A Friday job was green. The same commit failed on Monday. Did the base image move while the repository stayed still? You can lose an hour blaming th…