Checklists for software errors, setup, and tool workflows.

Resolving Python Dependency Conflicts in pyproject.toml

You've updated a dependency in pyproject.toml, and now pip install ...

Fix Cloudflare Origin Certificate Not Trusted by Browser

You've set up Cloudflare with an origin certificate, but browsers show a warning that the cer...

Python Memory Error When Processing Large Files: Troubleshooting Checklist

You're running a Python script that reads a large file—maybe a CSV with millions of rows, a l...

Fix 'package.json Not Found' After Cloning a Repository

Symptom

You clone a repository from GitHub (or another remote), change into the directory...

How to Set Python Path in Windows 10

If you've installed Python on Windows 10 but get 'python' is not recognized