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

Fix 'fatal: refusing to merge unrelated histories' in Git

You cloned a repository, made some commits locally, and now when you try to git pull...

Setting Up Cloudflare Wildcard Subdomains for Multiple Sites

If you manage multiple sites or services on different subdomains (like app.example.com, blog.exam...

Chrome Extensions Not Loading? Fixes That Actually Work

You open Chrome, click the puzzle icon, and your extensions are grayed out or missing entirely. M...

Checklist for Troubleshooting Nginx Permission Denied Errors

Understanding the Problem

When Nginx returns a 403 Forbidden or logs an error like ...