Checklists for software errors, setup, and tool workflows.

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

You're running a Python script and suddenly see:

UnicodeDecodeError: 'utf-8' ...

Fix Chrome Access Violation Error on Mac

If you see an "access violation" error in Chrome on your Mac, it usually means the browse...

Fix Python Permission Denied When Installing Packages with Conda

You're trying to install a Python package with Conda and see a 'permission denied' er...

Git index.lock File Exists Even After Deleting: Fixes

You delete the .git/index.lock file, but Git still says it exists. This can happen d...

How to Remove the Externally Managed Environment Flag in pip

If you're seeing error: externally-managed-environment when using pip on a moder...

Git Push Rejected Non Fast Forward: How to Fix

You run git push and see: ! [rejected] main -> main (non-fast-forward)