Checklists for software errors, setup, and tool workflows.

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Latest checklists

If you're on a modern Linux distribution (Ubuntu 23.04+, Debian 12+, Fedora 38+, etc.) and ge...

When your Python script using the requests library hangs or raises a ConnectTi...

Fix Windows Update Error 0x80070005 by Taking Ownership
What Causes Error 0x80070005?
This error usually means Windows Update doesn't have pe...

Fix Git index.lock File Exists Permission Denied Error
You're in the middle of a Git operation and suddenly you see:
fatal: Unable to ...

Fix VS Code 'Cannot Save File: Permission Denied' on Mac
You're editing a file in VS Code on your Mac, hit save, and get: 'Failed to save:...

Git Fatal: Refusing to Merge Unrelated Histories – Workaround
You try to merge two Git branches and get this error:
fatal: refusing to merge unre...