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Variables in Python 3 – Part 1: Numbers

Introduction Imagine you’re programming a video game. You have a cute little monster character on the screen who can run left or right. Inside your program, you keep track of where the character is standing, using a number. Smaller numbers are more to the left, larger numbers are more to the right: How will your … Continue reading Variables in Python 3 – Part 1: Numbers →

Functions: Tiny Reusable Programs

Introduction In the last post, we used functions to do things for us. We used the print function to write things to the terminal, the int function to turn decimal numbers into integers (ie 5.6 was turned in to 5), and the abs function to remove the negative parts of a number (ie -3 was turned into 3). So, what is a function? A function … Continue reading Functions: Tiny Reusable Programs →

Numbers in Python

Computer programs work with many different kinds of data, such as text, numbers, dates, pictures, movies, and music. Numbers are perhaps the most important, because your computer understands everything in terms of numbers. You see pictures and movies, but underneath the hood, they’re just numbers to your computer. Learning Goals In this post, we will learn how to … Continue reading Numbers in Python →