It’s easy to automate the creation of Word documents with Quarto, a free, open-source technical publishing system that works with R, Python, and other programming languages.

Using NumPy for array and matrix math in Python. Many mathematical operations, especially in machine learning or data science, involve working with matrixes, or lists of numbers.

He calls it an LED matrix “Paint Toy” because one of the features he’s included lets the user create pixel art like in MS Paint. The 10×8 grid of lights is controlled by a PIC 16F877A.