Checklists for software errors, setup, and tool workflows.

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

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

How to Fix Python UnicodeDecodeError: 'utf-8' Codec Can't Decode Byte

You're running a Python script and suddenly see:

UnicodeDecodeError: 'utf-8' ...

VSCode Debugger Breakpoints Not Hit After Update: Fixes

After a recent VSCode update, you might find that breakpoints are set but never hit. The debugger...

ERR_NAME_NOT_RESOLVED on Chrome for Mac: How to Fix

If you see ERR_NAME_NOT_RESOLVED in Chrome on your Mac, the browser can't transl...

Fix Python UnicodeDecodeError: Bytes to String

You're reading a file or receiving network data in Python and hit UnicodeDecodeError: &...