Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

You open your project in Visual Studio Code, check the Git graph or status bar, and see something...

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

Fix 'npm run build Error Cannot Find Module'
You run npm run build and get an error like Error: Cannot find module 'som...

Python Command Not Found in CMD but Works in Anaconda
You open Command Prompt, type python, and get 'python' is not recogniz...

Docker: No Space Left on Device After Pulling Image
You pull a Docker image and get no space left on device. The image might be small, b...

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...