Knowledge base for software setup, errors, and daily tool work.

Fix Firefox Secure Connection Failed After Update

After a Firefox update, you might see a "Secure Connection Failed" error when visiting we...

Fix Nginx 'upstream connection refused' When Talking to PHP-FPM

You're seeing upstream connection refused in your Nginx error log, and your site...

Docker Compose Secret vs Environment Variable: When to Use Each

If you're writing a docker-compose.yml and wondering whether to put a value in <...

How to Fix Python Requests Connection Timeout Errors

Windows Search Indexing Setup: A Practical Guide

If Windows Search is slow or returning no results, the indexing service may not be set up correct...

Git Merge --allow-unrelated-histories: When and How to Use It

You run git merge and get an error: fatal: refusing to merge unrelated histories...