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

How to Reinstall Windows Security App (Microsoft Defender)

If the Windows Security app (Microsoft Defender) is missing, crashing, or not opening, reinstalli...

Fix Python Permission Denied When Installing Packages on Mac

If you see a 'permission denied' error when running pip install somepackage ...

Fixing Nginx Permission Denied on Mounted Drive

When you mount an external drive and point Nginx to serve files from it, you may get a 403 Forbid...

How to Fix Chrome Using 100% Memory on Windows and Mac

You open Chrome, and your computer slows to a crawl. Task Manager shows Chrome using 100% memory....

Fix Nginx 502 Bad Gateway on Docker Ubuntu

Fix VS Code Git Changes Not Showing in Source Control Panel

You open the Source Control panel in VS Code expecting to see your unstaged and staged changes, b...