JavaScript: Intro to Web Game Development – Part 5: ball handling, scoring, and A.I.

In the previous article of the series, I described how to animate the left paddle using mouse movements. See: In this article, I will detail how to animate the ball, use an AI function to animate the right (computer) paddle, and take care of scoring. Step 1: Get the ball moving First I will need … Continue reading JavaScript: Intro to Web Game Development – Part 5: ball handling, scoring, and A.I.

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

p5.js: How to rotate 3D objects on the X, Y, and Z axis

On the 2D plain of a browser window p5.js can represent 3D space using WEBGL. This is specified as the third argument to the createCanvas() function in the setup portion of the sketch: createCanvas(400, 300, WEBGL); Here is some code that demonstrates how to rotate a 2D rectangle on the X axis, using rotateX(), which … Continue reading p5.js: How to rotate 3D objects on the X, Y, and Z axis

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