Checklists for software errors, setup, and tool workflows.

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Latest checklists

You're in the middle of a Git operation—commit, merge, or rebase—and Git stops with: fa...

Fix Python UnicodeDecodeError 'charmap' Codec
You're reading a file in Python and get:
UnicodeDecodeError: 'charmap' ...

Fixing Python UnicodeDecodeError When Reading UTF-16 Files
You open a file in Python and get UnicodeDecodeError: 'utf-8' codec can't decod...

Fix 'git remote add origin already exists' Error
When you run git remote add origin <url> and see fatal: remote origin al...

Fix Python Permission Denied When Installing Packages
You try to install a Python package with pip and get a PermissionError: [Errno 13] Permissi...

Fix Ethernet Connected but No Internet on Windows 11
You plug in an Ethernet cable, Windows 11 shows you're connected, but websites won't load...