Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

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Latest checklists

If you're seeing error: externally-managed-environment when trying to pip ...

Fix 0x800f081f Error in Windows 10 Update
When you see 0x800f081f during a Windows 10 update, the update typically fails w...

Fix pip Externally Managed Environment Errors
If you're on a modern Linux distribution and see error: externally-managed-environment<...

Fix Python Permission Denied When Installing Packages on Mac
If you see a 'permission denied' error when running pip install somepackage ...

Fixing VSCode IntelliSense Not Working for Go
You open a Go project in VSCode, start typing, and get no autocompletions, no hover info, no erro...

Fix VS Code 'Permission Denied' When Saving Files
You're editing a file in Visual Studio Code, hit Ctrl+S, and get an error: "Failed to sav...