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

Fix Chrome Black Screen After Disabling Hardware Acceleration

If Chrome shows a black screen after you turn off hardware acceleration, you're not alone. Th...

Fix Cloudflare Wildcard Subdomain Not Working

If you've set up a wildcard DNS record in Cloudflare (e.g., *.example.com) but s...

Fix Node Version Incompatible with npm Package Error

Fixing NGINX Upstream Connection Refused SSL Errors

When NGINX logs upstream connection refused for an SSL backend, it usually means the...

Fix Nginx Upstream Connection Refused Error

When Nginx returns upstream connection refused in your error logs, it means Nginx tr...

Why VS Code Debugger Breakpoints Are Greyed Out and How to Fix

You set a breakpoint in VS Code, but it appears greyed out and the debugger skips it. This usuall...