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

Fix Nginx Redirect Loop in WordPress

You visit your WordPress site and get a "redirect loop" or "too many redirects" e...

Cloudflare Wildcard Subdomain CNAME Setup Guide

If you need to route all subdomains (e.g., *.example.com) to the same target, a wildcard CNAME re...

How to Reset Windows Security App Settings

If the Windows Security app isn't opening, showing errors, or behaving oddly, resetting its s...

How to Merge Two Git Repositories with Unrelated Histories

You have two separate Git repositories that you now want to combine into one. Perhaps you acquire...

Fix Windows 11 Blue Screen After Update Using Compatibility Mode

You installed a Windows 11 update, rebooted, and hit a blue screen. This often happens when a dri...

Fix 'pip install' Permission Denied on Ubuntu