Flappy Bird with HTML5

I can think of no better way to learn the skills needed for modern web development than writing games using HTML5. Also Flappy Bird is fun. So for your enjoyment and edification,...

Algorithmic Thinking with Python. Decrease and Conquer Strategy

Algorithmic Thinking with Python part 2 – Decrease and Conquer Strategy

This article is about computational thinking. Before we dive in though, check out this puzzle: The Ferrying Soldiers Puzzle A troop of 20 soldiers must cross a river with with no bridge....

HTML5 Breakout Game

Here is fun HTML5 version of the classic retro computer game Breakout. Use the paddle to direct the ball to hit all the yellow bricks, using either the left/right arrow keys or...

Algorithmic Thinking with Python part 1 – Brute Force Algorithms

Many computational problems can be solved by trying all possible candidate solutions until the correct solution to the problem is found. This approach is often called Exhaustive Search or Brute Force Search....

Musical Bubble Sort in Python

I am a firm believer in offering a wide variety of perspectives on the topics I teach in Computer Science. I also like to make connections between Computer Science and other subjects....

Metacognition with Python – Directional Idea Maps

Computer programmers in general spend a fair bit of time engaged in algorithmic thinking. The idea of metacognition is basically “thinking about thinking”, with an implied agenda of improving our thinking. It...

The Stack Data Structure in Python

The stack is a wonderfully simple data structure which despite its simplicity makes many powerful algorithms possible. Some of the uses for a stack data structure in software development are: The Depth-First...

Python Databases – SQLite Tutorial Part 1

Working with databases is a fundamental skill in software development. In this article we will look at how to work with databases in Python using SQLite. SQLite is a library that provides...

Python programming integers are immutable

Python Programming – List Mutation

A Surprising Feature of Python Lists What do you expect the output of the following Python code to be? def mutate_or_not(a_list): a_list[0] = "I've changed" my_list = [1, 2, 3] mutate_or_not(my_list) print(my_list)...

Python Programming Two Sum Interview Problem

This article is about a classic challenge that is often given in Python coding interviews. There are several different approaches you could take, but the aim is to come up with a...

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