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

Fix Nginx 'upstream connection refused' When Talking to PHP-FPM

You're seeing upstream connection refused in your Nginx error log, and your site...

Fix Windows 11 Blue Screen After Update with Bootable USB

After a Windows 11 update, some systems boot into a blue screen (BSOD) or crash loop. This usuall...

Fix Angular Breakpoints Not Hit in VS Code

You set a breakpoint in an Angular component or service, start debugging in VS Code, and the brea...

Windows Defender Real-Time Protection Keeps Turning Off: Fixes

You notice the Windows Security icon in the system tray shows a yellow warning. Opening it reveal...

Nginx Configuration Test Failed: Fix Server Block Errors

When you run nginx -t and see "test failed" with a server block error, it us...

How to Set Python Path in Windows 10