Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

If Chrome crashes immediately or shortly after launching on Windows 10, the cause is often a corr...

If you see an error like fatal: Unable to create 'project/.git/index.lock': File ex...

Docker Compose .env File Not Loading: Common Fixes
You set environment variables in a .env file next to your docker-compose.yml

Fix ERR_NAME_NOT_RESOLVED on Windows 10
Seeing ERR_NAME_NOT_RESOLVED in Chrome on Windows 10 means your browser can'...

Fix pip Externally Managed Environment on Debian 12
If you're on Debian 12 and get error: externally-managed-environment when using ...

How to Enable Chrome Extensions That Aren't Loading
You open Chrome and see a grayed-out extension icon. Clicking 'Enable' does nothing, or t...