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

Fix Discord Black Screen from Chrome Hardware Acceleration

Why Chrome Hardware Acceleration Causes Discord Black Screen

When Chrome uses hardware a...

Fixing Nginx Upstream Connection Refused on Port 443

You see "upstream connection refused" in your Nginx error log when proxying requests to p...

Fix Cloudflare Wildcard Subdomain and Root Domain Conflict

If you use a wildcard DNS record (e.g., *.example.com) on Cloudflare, you may run in...

Node Sass Build Failed: Complete Troubleshooting Checklist

When you see "Node Sass does not yet support your current environment" or a build failure...