Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

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

Node.js Heap Out of Memory in Production: Practical Fixes
You're running a Node.js application in production when it crashes with FATAL ERROR: In...

Fix Python Memory Errors on Mac with Large Files
If you’re seeing a MemoryError in Python on your Mac while trying to load or process...

Fix Windows Search Indexing Service Not Running
If Windows Search stops returning results or the search box shows no activity, the indexing servi...

Checklist for Nginx Configuration Test Failure
When you run nginx -t and get a failure, the server won't reload or restart. Thi...

Fix VSCode IntelliSense Not Working for Rust
You open a Rust project in VSCode, start typing, and get no completions, hover info, or error hig...