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

Fix pip Externally Managed Environment on Debian 12

If you're on Debian 12 and get error: externally-managed-environment when using ...

Chrome Memory Not Decreasing After Closing Tabs – Fixes

You close a dozen tabs, but Chrome still eats 2 GB of RAM. This is normal up to a point—Chrome ca...

Fix Windows Update Error 0x80070005 by Taking Ownership

What Causes Error 0x80070005?

This error usually means Windows Update doesn't have pe...

How to Resolve Cloudflare Origin Certificate Chain Issues

When Cloudflare's edge cannot validate your origin server's certificate chain, visitors m...

Python Virtual Environment Not Activating on Ubuntu: Fixes

You've created a Python virtual environment on Ubuntu, but when you run source venv/bin...