Checklists for software errors, setup, and tool workflows.

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Latest checklists

You try to run a Git command and see fatal: Unable to create 'path/.git/index.lock'...

Fix Node.js Heap Out of Memory When Loading Modules
If you see FATAL ERROR: Ineffective mark-compacts near heap limit Allocation failed - JavaS...

Fix VS Code Terminal Not Opening on Mac
You open VS Code, press Ctrl+` or click the Terminal panel, and nothing happens. The...

Fix Git SSL Certificate Problem: Unable to Get Local Issuer
You run git clone https://example.com/repo.git and get:
fatal: unable to acc...

Fix VS Code Permission Denied After Update
After updating Visual Studio Code, you might see 'permission denied' errors when trying t...

How to Set Python Path in Windows 10
If you've installed Python on Windows 10 but get 'python' is not recognized