My main program is the Excel Pro Challenge. It is a 15-day step-by-step course that takes you from beginner to confident — ...

AI Copilot in Excel helps clean dates, split columns, and add currency formats, so you save time and make faster, clearer decisions.

The world today is marked by paradox. Never before has humanity possessed such extraordinary scientific knowledge, ...

This repository serves as a complete learning path for Python programming, starting from basics like "Hello World" to advanced topics including multithreading, async programming, and object-oriented ...

Learn AI product development fundamentals with local LLMs. Covers prompt engineering, structured output, multi-step reasoning, API design, and frontend integration through 10 comprehensive lessons ...