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

Recover Lost Changes After Git Detached HEAD

You've made several edits, then checked out an old commit or tag, and now Git says you're...

Fix Windows 11 Installation Assistant Stuck at 99%

Many users report that the Windows 11 Installation Assistant gets stuck at 99% during the upgrade...

Windows 11 Update Stuck at 0%: Registry Fix Guide

You click 'Check for updates' and see the progress bar stuck at 0% for minutes or hours. ...

Fix Nginx 502 Bad Gateway with Docker and PHP-FPM

You have a Docker setup with Nginx proxying to a PHP-FPM container, and you're getting a 502 ...

Fix pip Externally Managed Environment Error with pipx

If you're on a modern Linux distribution (like Ubuntu 23.04+, Fedora 38+, or Debian 12+) and ...

Git Push Rejected Non Fast Forward: How to Fix