Johannes Baum – Medium

Johannes Baum

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Published in
Better Programming

Stop Using Objects as Hash Maps in JavaScript

There’s a better way to do that

Apr 14, 2020

Stop Using Objects as Hash Maps in JavaScript

Apr 14, 2020

Published in
Better Programming

How To Check if a Property Exists on a JavaScript Object

Three methods for three different use cases

Mar 8, 2021

Binoculars

Mar 8, 2021

Published in
Better Programming

JavaScript Async/Await Pitfalls With ForEach

Build bug-free apps

Feb 26, 2021

Rubik’s cube

Feb 26, 2021

Published in
Better Programming

3 Reasons Why You Shouldn’t Use “for…in” Array Iterations in JavaScript

Avoid bugs by understanding how the array method works

Feb 16, 2021

Woman holding out her hand as a stop signal

Feb 16, 2021

Published in
Better Programming

Getting Query String Values in JavaScript in 2021

Safely access URLSearchParams

Feb 8, 2021

Code

Feb 8, 2021

Published in
Better Programming

How To Access “this” Inside a JavaScript Callback Function

Let’s address the confusing keyword once and for all

Feb 1, 2021

Toy figurine

Feb 1, 2021

Published in
Better Programming

How To Return a Response From Asynchronous Calls in JavaScript

Leverage promises in your asynchronous functions

Jan 25, 2021

Stormtrooper by a bridge

Jan 25, 2021

A New Type of Media for Coding Tutorials

Let me explain my approach to combine the advantages of text based tutorials with video tutorials.

Jan 4, 2021

A New Type of Media for Coding Tutorials

Jan 4, 2021

Published in
Better Programming

Why You Should Use ES6 Sets in JavaScript

Sets combine the best parts of arrays and objects

Aug 19, 2020

Why You Should Use ES6 Sets in JavaScript

Aug 19, 2020

Published in
The Startup

Grid-Based Movement in a Top-Down 2D RPG With Phaser 3

Learn how to move your player tile by tile in a classic top-down 2D RPG with Phaser 3 and TypeScript.

Jul 10, 2020

Grid-Based Movement in a Top-Down 2D RPG With Phaser 3

Jul 10, 2020

Johannes Baum

Johannes Baum

Creator of GridEngine (https://github.com/Annoraaq/grid-engine) 👾 Software Engineer 🚀 JavaScript/TypeScript

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