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

Fix Windows 11 WiFi with Internet but No Network Access

After a network reset, some Windows 11 users find their WiFi connects but shows "No internet&...

Fix Git Push Rejected Non Fast Forward Error

Fix 'Permission Denied' in VS Code Terminal on Mac

You're working in VS Code on a Mac, and when you try to run a command in the integrated termi...

Fix 'Windows Cannot Access Shared Folder' via Registry

When Windows reports it cannot access a shared folder, the cause is often a misconfigured registr...

Git Detached HEAD: Practical Checklist and Fixes

You see a message like 'You are in 'detached HEAD' state' when checking out a com...

Docker Compose Port Already Allocated: Checklist

You run docker-compose up and get an error like Error starting userland proxy:...