Checklists for software errors, setup, and tool workflows.

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How to Merge a Git Detached HEAD Back to Master

If you see a message like 'You are in 'detached HEAD' state' after checking out a...

Fix VSCode Git Auth Failed: Expired Token

You're working in Visual Studio Code, try to push or pull, and see an error like "Git: Au...

Fix npm ENOWENT Package.json Not Found on Mac

If you see 'ENOENT: no such file or directory, open /path/to/package.json' when running n...

Docker Compose Environment Variable Not Working: Fixes

You define a variable in a .env file or directly in docker-compose.yml, but your container sees n...

How to Manually Remove a Stuck Git index.lock File

If Git operations suddenly fail with an error like fatal: Unable to create 'path/.git/i...

Chrome Extensions Not Loading After Update: Common Fixes
After a Chrome update, you might find that extensions are missing, grayed out, or simply not work...