“How to Program: Computer Science Concepts and Python Exercises” S:1 E:9 Functions and Abstraction

S:1 E:9 Functions and Abstraction One of the key ideas in computer science is abstraction-using simple interfaces to manage complex procedures. See how functions can simplify away the details of complex process, freeing attention to focus on what goes into a function and what comes out. Learn when to use functions and the side effects that sometimes occur.