First-place Python extends its lead while C# also gathers steam in the October 2025 Tiobe index of programming language popularity.

Learning Python can feel like a big task, but with the freeCodeCamp Python curriculum, it gets a lot easier. I remember when I first tried to learn Python, I bounced between tutorials, books, and ...

Learn how to build a perceptron from scratch in Python! This tutorial covers the theory, coding, and practical examples, helping you understand the foundations of neural networks and machine learning.