Checklists for software errors, setup, and tool workflows.

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Fix npm run build Failure Due to Node Version Mismatch

You run npm run build and it fails with errors like SyntaxError: Unexpected to...

Fix VSCode IntelliSense Not Working for PowerShell
If you're editing PowerShell scripts in VS Code and IntelliSense stops showing suggestions (n...

Fix Windows 11 WiFi Connected but No Internet After Sleep
You wake your Windows 11 PC from sleep, the WiFi icon shows connected, but you can't load any...

Python Virtual Environment Not Activating on Mac: Fixes
You open Terminal, run source venv/bin/activate, and nothing happens—or you get an e...

Fix 'pip install' Permission Denied on Ubuntu
When you run pip install somepackage on Ubuntu and see a Permission denied

Fix Python UnicodeDecodeError When Parsing JSON
You're parsing a JSON file in Python and hit UnicodeDecodeError: 'utf-8' codec ...

Checklists for software errors, setup, and tool workflows.

Latest checklists

Fix npm run build Failure Due to Node Version Mismatch

Fix VSCode IntelliSense Not Working for PowerShell

Fix Windows 11 WiFi Connected but No Internet After Sleep

Python Virtual Environment Not Activating on Mac: Fixes

Fix 'pip install' Permission Denied on Ubuntu

Fix Python UnicodeDecodeError When Parsing JSON

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