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...

Fix Nginx Upstream Connection Refused Behind Cloudflare

If you see upstream connection refused in your Nginx error logs while using Cloudfla...

Fix Permission Denied on chmod in VS Code Terminal

You're running chmod in the VS Code integrated terminal and seeing 'permissi...

Fix ERR_CONNECTION_RESET in Chrome on Mac

If you see ERR_CONNECTION_RESET in Chrome on your Mac, the browser cannot establ...

Fix Cloudflare Wildcard Subdomain Issues After SSL Change

If your wildcard subdomains (e.g., *.example.com) stop working after you change SSL/TLS settings ...

Fix VSCode Source Control Not Detecting Changes

You open the Source Control panel in Visual Studio Code, expecting to see your file changes, but ...