Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

If you've seen "EACCES: permission denied" when running npm install -g, ...

You're running Windows Update and it fails with error 0x800f081f. This usually means the upda...

You set environment variables in a .env file next to your docker-compose.yml

Docker Container Exits Immediately in Docker Compose
If your Docker container exits immediately after starting with docker compose up, it...

Fix Docker Compose Port Already Allocated for PostgreSQL
You run docker-compose up and see an error like "Error starting userland pro...

Fix VS Code Terminal Not Opening PowerShell
If you click the terminal panel in VS Code and nothing happens, or it opens a blank shell instead...