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

Docker Container Exits Immediately: Fix with Restart Policy

You start a Docker container, it runs for a second, then stops. No error messages, just a quick e...

Git Push Rejected Non Fast Forward: Troubleshooting Checklist

VS Code Git Changes Not Detected After Clone: Fixes

You clone a repository, open it in VS Code, but the Source Control panel shows no changes—even th...

Fix Nginx 'upstream connection refused' When Talking to PHP-FPM

You're seeing upstream connection refused in your Nginx error log, and your site...

Fix VS Code Terminal Not Opening with Node

You open VS Code, try to start the integrated terminal, and it either doesn't appear, flashes...

Cloudflare DNS Propagation Stuck: How to Fix

You updated a DNS record in Cloudflare hours or even days ago, but the change still isn't sho...