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

Fix VS Code Source Control Not Detecting Changes on Ubuntu

If you're using VS Code on Ubuntu and the Source Control panel shows no changes even after ed...

Fix Nginx Upstream Connection Refused Error

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

Fix Error 0x80070080 When Windows Update Stuck

You see error 0x80070080 and Windows Update hangs at a certain percentage. This usually means a p...

How to Fix Git Merge Conflict Permission Denied Errors

Docker Nginx 502 Bad Gateway: Memory Limit Fix

You're running Nginx in Docker as a reverse proxy, and suddenly you see 502 Bad Gateway error...

Docker Prune Not Freeing Enough Space: Practical Fixes

You run docker system prune -a expecting a big space recovery, but the freed space i...