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

Fix VS Code Git Auth Failed with Personal Access Token

If you're using a personal access token (PAT) for Git authentication in VS Code and seeing &#...

How to Fix Cloudflare 521 Error on Apache Servers

If you see a Cloudflare 521 error, it means Cloudflare’s network cannot reach your origin server....

Fix Virtual Environment Not Activating in Terminal

Why Your Virtual Environment Won't Activate

You open a terminal, navigate to your pro...

How to Disable Shell Extensions to Stop Explorer Restarting

If File Explorer keeps restarting, crashing, or freezing on its own, a misbehaving shell extensio...

Fix Chrome Black Screen with Hardware Acceleration and Zoom

If you're seeing a black screen in Chrome after zooming in or out, especially with hardware a...

Nginx Permission Denied After Restart: Fixes That Work

After restarting nginx, you might see errors like connect() to unix:/var/run/php-fpm.sock f...