Checklists for software errors, setup, and tool workflows.

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Latest checklists

If you're seeing a "node sass build failed" error when running npm install or buildin...

If you see Permission denied when running pip install --user somepackage

Fix Git 'index.lock' Error in VS Code
If you see the error 'fatal: Unable to create 'path/.git/index.lock': File exists'...

How to Fix Git Detached HEAD State and Undo Changes
You run git status and see something like "HEAD detached at abc123". This ha...

Fix VS Code Permission Denied When Saving Workspace
When you try to save a workspace file in Visual Studio Code and get a 'Permission denied'...

Fix Git 'index.lock file exists' Error
When you see the error fatal: Unable to create 'path/.git/index.lock': File exists....