“Learn the basics before you learn React”, they say. But if you’re a beginner who’s learning with React first, you probably start to worry. You might start asking if you’re learning everything the wrong way.

The thing is, if you’re learning React before the basics, chances are that you’re doing…

Handling asynchronous tasks in JavaScript has always been a colossal pain in the neck. Back in the day, developers had to deal with problems like callback hell and code that often became hard to read, scale, and maintain.

Nowadays, you have two very powerful tools that let us write asynchronous…

If you have a couple of years as a developer, you’ve probably used either Lodash or Underscore.js. These are two libraries that provide a bunch of utilities to manipulate data, particularly arrays and objects.

However, JavaScript now has many of the utilities these libraries offer. And now, the question is…

Handling asynchronous became way easier thanks to the async/await pattern. It makes async tasks almost as straightforward as regular synchronous operations:

async function asyncCheckPokemon() {
const response = await fetch("https://pokeapi.co/api/v2/pokemon/25");
const pikachuJSON = await response.json();
// Prints "Look mum, no callbacks! Pokémon #25 is pikachu"
console.log(…

JavaScript is one of the most popular languages nowadays. However, it’s challenging to learn. Many people find it confusing, overwhelming. If you’re a beginner and want some help on how to tackle JavaScript, here are some useful tips for you:

Don’t Strive for Perfection: Programming is Making Mistakes

In 1999, the Mars Climate Orbiter was a spacecraft that…

JavaScript may be THE language of the Internet, but its ecosystem is overwhelming. There are just so many frameworks, libraries and stacks that you’re never going to learn all of them.

Since Microsoft released TypeScript in 2012, it took the JS world by storm. Now, over half of JS developers…

f you spend time reading about JavaScript and keeping up with the latest stuff online, you’ll notice that many discussions revolve around classes. But if you don’t use them, you might feel like you’re “stuck in the old ways”. What are you missing out on if you don’t use classes?

Nico Zerpa

Your JavaScript friend! I’ve been working for over a decade in JS, and I want to help you level up your skills

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