Introduction

The AI revolution has made one thing abundantly clear: good prompts produce good results.

Whether you’re using ChatGPT, Claude, Gemini, Kiro, GitHub Copilot, or Cursor, the quality of your prompt often determines the quality of the output. Yet, most people still save prompts in random Notion pages, sticky …

Have you ever opened a spreadsheet and wondered how programs store all that information behind the scenes?

Whether it’s a list of students, customer records, employee details, or sales data, there’s a good chance a CSV file is involved. If you’re learning Python, understanding CSV files is …