Checklists for software errors, setup, and tool workflows.

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Latest checklists

You run git push and see: ! [rejected] main -> main (non-fast-forward)

How to Resolve Port Already in Use in Docker Compose
When you run docker compose up and get an error like port is already allocated...

Fix Docker Compose Environment Variable Not Set on Build
You've defined environment variables in your docker-compose.yml under envi...

How to Downgrade Node.js for Package Compatibility
You install a package and get errors like requires Node.js >= 16, but you have 18...

How to Fix npm ERR! enoent ENOENT: package.json Not Found
If you see npm ERR! enoent ENOENT: no such file or directory, open '.../package.json...

VSCode Integrated Terminal Not Showing: Fixes to Try
You open the integrated terminal in Visual Studio Code using Ctrl+` (or Cmd+`<...