Family, Code, Run
Can we learn something practical from a pure computer science interview question? In this article we will solve an interview question and optimize it – but we will also look at a practical way to handle data in real life.…
Finding a single unique number in a list containing pairs might sound pretty simple, right?
Because a one-sentence description might be misleading, let’s start with an example of an input array:
[1,3,17,3,1]
Given such an array, the unique number is …
How to create a simple and efficient collision detection between paths in your HTML5 Canvas app or game? In this article we will create a maze, allow a player to navigate through the maze and detect when the player collides …
The toJSON method allows you to tell JSON.stringify how to print out your Class. This can be pretty useful…
The answer for that is as usual – there are many reasons. The most obvious one is …
How do you maintain and deploy multiple NPM modules? How do you make sure versions do not mismatch or that nothing breaks while upgrading dependencies? And how do you deploy multiple packages at the same time in one CLI command?…
Trying to use a webpack raw-loader for an HTML file inline resulted in an error: TS2307: Cannot find module. Here’s how to fix it!
I’m using web components a lot! I really prefer them for frameworks. They are simple, …
How to start blogging? What are the benefits of blogging and continuously sharing your knowledge? How to get your articles to an audience and who’s best to write for?
Back in 2015 I told my boss our company needed a …
The Array Nesting interview question might seem complex at first and very simple after you solve it. But sometimes, a deeper dive into it can expose some more performance optimizations that can be interesting. After this article, you’ll be able …
The diamond-square algorithm is a procedural terrain generation algorithm. It makes it easy to generate Heightmaps and Terrain for games. In this article we will implement the diamond-square algorithm in JavaScript, plot our terrain on a canvas and see how …
Collision detection is the basics of entities interaction on canvas. Imagine you have a Player Character (PC) that’s walking through a maze and you’d like to know if this PC bumps into a wall or can keep on going. One …