Michael Karén
Michael Karén's Blog

Michael Karén's Blog

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Michael Karén

Michael Karén

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I'm a web developer in Oslo. I mostly write about JavaScript and Angular. Sometimes about React and DevOps or other things.

Angular Error Interceptor

Jan 31, 20224 min read

When applications make HTTP requests and fail, we need to handle them. Ideally, we take care of these errors in one place in our code. In this...

Angular Error Interceptor

How to Combine Add and Edit Forms in Angular

Jan 24, 20224 min read

Create/update form with smart/dumb components · This article demonstrates how to build a reusable form component that supports add and edit modes. We do...

How to Combine Add and Edit Forms in Angular

Game Development: Breakout in JavaScript

Jan 11, 202230 min read

In this article, we create a complete Breakout-style game. The HTML Canvas provides the game container where we draw graphics via JavaScript. After...

Game Development: Breakout in JavaScript

How To Get Started With Canvas Animations In JavaScript

May 24, 20219 min read

Or how my dreams of writing a game started by animating a square block · I love playing games. And I love coding too. So, one day, I got thinking, why...

How To Get Started With Canvas Animations In JavaScript

7 Useful JavaScript Tricks and Tips

May 10, 20216 min read

You Will Be Surprised By Number 9! · In this article, I gathered some JavaScript tips and tricks that I believe can make you a better JavaScript...

7 Useful JavaScript Tricks and Tips

A Promise of Asynchronous JavaScript

Apr 20, 202110 min read

Solving synchronous problems with callbacks, promises, and async/await · In this article, we discover the problems with synchronous JavaScript and how we...

A Promise of Asynchronous JavaScript