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

Windows Explorer Not Responding? Here's How to Fix It

Windows Explorer (now called File Explorer) freezing or showing "not responding" is a com...

Recover Lost Changes After Git Detached HEAD

You've made several edits, then checked out an old commit or tag, and now Git says you're...

Fix Nginx 502 Bad Gateway with Docker and PHP-FPM

You have a Docker setup with Nginx proxying to a PHP-FPM container, and you're getting a 502 ...

Fix Cloudflare Wildcard Subdomain Redirect Loop