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

How to Recover from a Detached HEAD in Git After a Rebase

You're in the middle of a rebase, you see a message like 'detached HEAD', and you'...

Fix Docker Nginx 502 Bad Gateway After Restart

After restarting your Docker containers, you might see a 502 Bad Gateway error when accessing you...

Fix Discord Black Screen from Chrome Hardware Acceleration

Why Chrome Hardware Acceleration Causes Discord Black Screen

When Chrome uses hardware a...

Fix Windows Update Error 0x800f081f Without Resetting

You're trying to install a Windows update, but it fails with error code 0x800f081f and the me...

Fix npm install Permission Denied Due to Incorrect Node Ownership

When you run npm install and see a permission denied error, it's often because t...

Chrome Memory Use Too High on Mac? Here's How to Fix It

If your Mac slows down when Chrome is open, or you see high memory usage in Activity Monitor, you...