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

Fix Bluetooth Not Showing in Device Manager on Windows 11

If you open Device Manager on Windows 11 and Bluetooth is completely absent—no adapter listed und...

Fix 'python' Command Not Found on Windows 10 with Python 3.10

After installing Python 3.10 on Windows 10, you might type python in Command Prompt ...

Fix VS Code IntelliSense Not Working in Workspace

When you open a workspace in VS Code and IntelliSense stops showing suggestions, it usually point...

How to Fix Git Detached HEAD in IntelliJ IDEA

If you see a message like “You are in ‘detached HEAD’ state” in IntelliJ IDEA, it means your work...

Fix Nginx 502 Bad Gateway on Docker Ubuntu