Quick and complete Maildir usage summary
Managing Maildir mailboxes across multiple users can quickly become a challenge. How do you find out who’s using...
How to delete the entire Git History
There are situations where you want to keep your project files but get rid of the entire Git...
VSCode-Server for browser-based remote development
VSCode-Server lets you run Visual Studio Code in the browser on remote servers. It’s lightweight, fast, and perfect...
Let’s Encrypt certificates behind a Load Balancer
Let’s Encrypt and Certbot make issuing and renewing TLS certificates easy — until your servers sit behind a...
Checkmk: Get Real-Time Alerts via Telegram
Monitoring is essential for IT teams, but traditional alert methods like email or SMS can be slow, cluttered,...
Connection Error to MQTT broker SSL/TLS
A problem that accompanied me for more than half a year, I spent evenings with error analysis and...
DIY Car Entertainment System
Build your own Entertainment System out of a Raspberry PI3 and a Tablet. We planned our vacations to...