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

Fix Nginx Upstream Connection Refused Error

If you see upstream connection refused in your Nginx error logs, it means Nginx trie...

Fix VS Code Terminal Not Opening PowerShell

If you click the terminal panel in VS Code and nothing happens, or it opens a blank shell instead...

Fix Windows Update Error 0x80070005 by Repairing Registry Permissions

If you see error 0x80070005 when running Windows Update, the problem is often a permissions issue...

Fix 'npm permission denied' in VS Code Terminal

When you see a 'permission denied' error in the VS Code terminal while running npm comman...

Fix Chrome Black Screen During Videos: Hardware Acceleration

If you're watching a video in Chrome and the screen goes black (but audio continues), hardwar...

Git Push Rejected Non Fast Forward: Troubleshooting Checklist