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

Fix 'pip externally managed environment' on Ubuntu 23.04

If you're on Ubuntu 23.04 (Lunar Lobster) and try to install a Python package with pip, you m...

Fixing Nginx Upstream Connection Refused on Port 443

You see "upstream connection refused" in your Nginx error log when proxying requests to p...

Fix Cloudflare 521 Error: SSL Configuration Steps

If you see a Cloudflare 521 error, it means Cloudflare can't establish a TCP connection to yo...

Chrome Keeps Crashing After Reset? Try These Fixes

You reset Chrome hoping to fix a nagging problem, but now the browser crashes on startup—sometime...

Fix Windows Search Index Not Indexing New Files

If you've added new files to a folder but Windows Search can't find them, the search inde...

Checklist for Troubleshooting Nginx Permission Denied Errors

Understanding the Problem

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