Checklists for software errors, setup, and tool workflows.

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Fix 'Python Command Not Found' After Windows Installation

You installed Python on Windows, but when you type python in Command Prompt, you get...

Fix Python Dependency Conflicts After an Update

You updated your Python environment or a package, and now your script throws import errors or ver...

Fix Windows Defender Real-Time Protection Permission Denied

When you try to turn on or off Windows Defender real-time protection, you might see a "Permis...

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 VS Code GitHub Authentication Failed Error

You're trying to push or pull code in VS Code, but you see an error like Authentication...

How to Enable Windows Defender Real-Time Protection via Command Line
If you need to turn on Windows Defender real-time protection but can't access the Settings ap...