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

Python Virtual Environment Not Activating on Mac: Fixes

You open Terminal, run source venv/bin/activate, and nothing happens—or you get an e...

Resolving Git Merge Conflicts After Cherry-Pick

Cherry-picking is a convenient way to apply specific commits from one branch to another. But when...

Fix Windows Defender Real-Time Protection Configuration Error

You open Windows Security and see a message that real-time protection is turned off or has a conf...

Git Push Rejected Non Fast Forward: Troubleshooting Checklist

Fix 'docker network not found' Error on Windows

If you see Error response from daemon: network <name> not found when running D...

Windows Security App Not Working After Reset? Try These Fixes

If you recently reset your Windows PC and now the Windows Security app won't open, shows a bl...