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

Practical VSCode Debugger Setup for Node.js

You've written a Node.js app in VSCode, but when you hit F5, nothing happens or the debugger won'...

How to Fix Windows Defender Error 0x80070422

When you see error 0x80070422 in Windows Defender, the Security Center service or Windows Update ...

Fix Chrome Profile Download Failed on Mac

If you see the error 'Chrome profile download failed' on your Mac, it usually means Chrome couldn...

How to Kill a Process Using a Port in Command Prompt

When you try to start a local server or application and see an error like "port already in use" o...

Fix Jupyter Notebook Token Not Working in VS Code

You enter your Jupyter notebook token in VS Code, but it fails to connect. The server log shows a...

Fix Command Prompt Service Unavailable After Update