Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

When you type chrome in a Linux terminal and get "command not found", it usually mea...

You see "Windows Update configuration failed. Reverting changes." after a system restart. This us...

You've defined services in a docker-compose.yml file, but containers can't talk to each other. Or...

If you see 'connection refused' or 'permission denied' when using Windows Terminal—especially wit...

When you run pip install somepackage on Windows and get a Permission Denied<...

Fixing Composer Memory Limit Errors with Large Dependencies
You run composer install or composer update and see something like:
...