JavaScript: Intro to Web Game Development – Part 3: add graphical components

Continuing the series on how to create a web browser game of Pong using JavaScript, this post will show how to add some graphical components to the game, such as the right and left paddles, ball, net and score placeholders. Part 2 is here: JavaScript: Intro to Web Game Development – Part 2: canvasContext with … Continue reading JavaScript: Intro to Web Game Development – Part 3: add graphical components

JavaScript: Intro to Web Game Development – Part 2: canvasContext with rounded corners

This is Part 2 of the series where I walk through the steps to create a Pong game in the web browser using JavaScript. Part 1 is here: JavaScript: Intro to Web Game Development – Part 1: canvas element In this step, I will create the black background for the pong game, but instead of … Continue reading JavaScript: Intro to Web Game Development – Part 2: canvasContext with rounded corners

JavaScript: Intro to Web Game Development – Part 1: canvas element

For this series, I am going to detail how to use JavaScript to create a web based browser game by going step by step through all of the concepts involved in creating the game of Pong. I will be using parts of the tutorial written by Chris DeLeon, but greatly expanding on and customizing his … Continue reading JavaScript: Intro to Web Game Development – Part 1: canvas element

Data Science: How to calculate confusion matrix

In Data Science, the confusion matrix is a measure of the health of a model. In particular, it helps to measure the performance of a supervised learning model. For this article, I will detail how to create a confusion matrix for a binary classification model both manually and using an sklearn built-in function called metrics.confusion_matrix. … Continue reading Data Science: How to calculate confusion matrix

Ruby on Rails: How to install Ruby on Windows

This article has instructions for installation of Ruby on Windows 10. 1. Go to the Ruby downloads page and click the “Download” button: https://www.ruby-lang.org/en/downloads/ 2. Click the Ruby Installer link which should take you here: https://rubyinstaller.org/ 3. Click the Download button, which leads here: (or skip the first two steps and go straight here!) https://rubyinstaller.org/downloads/ … Continue reading Ruby on Rails: How to install Ruby on Windows

Python and Ruby: A comparison of the language basics

In this table I will compare some basic programming syntax and conventions between the Python and Ruby programming languages. Programming element Python Ruby Commenting code: Both use the pound # sign. # This is a comment # This is a comment Multi-line comments: “”” This is a comment. This is a comment, too. This is … Continue reading Python and Ruby: A comparison of the language basics

JavaScript: How to install JavaScript kernel in Jupyter Notebook

It is possible to run JavaScript (Node.js in REPL mode) in a Jupyter Notebook on a Windows machine. In order to do so, you will need to install the JavaScript (Node.js) kernel. This can be done easily assuming Node.js, npm, and Jupyter Notebook are already installed on your machine. The following instructions are for adding … Continue reading JavaScript: How to install JavaScript kernel in Jupyter Notebook