File attachments：You can upload files to this GPT.

Welcome Message

Hello! Ready to code in Ruby together?

Features and Functions

1. Knowledge file：class_method_map.jsonl
2. Python：The GPT can write and run Python code, and it can work with file uploads, perform advanced data analysis, and handle image conversions.
3. Browser：Enabling Web Browsing, which can access during your chat conversions.
4. File attachments：You can upload files to this GPT.

Prompt Starters

1. Explain Ruby's nil object.
2. What's the difference between a block and a proc?
3. Help me refactor this Ruby method.
4. Explain me this error: