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Nico Zerpa (he/him)

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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What you have to learn before React

What you have to learn before React

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2 min read

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Small trick to understand the `this` keyword

Small trick to understand the `this` keyword

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Don't add or change methods in built-in JavaScript objects

Don't add or change methods in built-in JavaScript objects

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Why I don't like front-end developer roadmaps

Why I don't like front-end developer roadmaps

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Can "Don't reinvent the wheel" be bad advice?

Can "Don't reinvent the wheel" be bad advice?

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10 beginner-friendly JavaScript projects

10 beginner-friendly JavaScript projects

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TypeScript: why static typing matters

TypeScript: why static typing matters

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Why are there so many JavaScript frameworks?

Why are there so many JavaScript frameworks?

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JavaScript can speak! Using the Speech Synthesis API

JavaScript can speak! Using the Speech Synthesis API

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Strict mode in JavaScript

Strict mode in JavaScript

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Should you use semicolons in JavaScript?

Should you use semicolons in JavaScript?

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JavaScript closures, explained

JavaScript closures, explained

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JavaScript has a problem with decimals

JavaScript has a problem with decimals

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Are you suffering from JavaScript fatigue?

Are you suffering from JavaScript fatigue?

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When to use useMemo and useCallback in React?

When to use useMemo and useCallback in React?

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Learning to code and inferiority complex

Learning to code and inferiority complex

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The guide to cloning objects in JavaScript

The guide to cloning objects in JavaScript

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The Intl object: JavaScript can speak many languages

The Intl object: JavaScript can speak many languages

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What's the best way to learn JavaScript? There isn't any

What's the best way to learn JavaScript? There isn't any

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You're using too much JavaScript

You're using too much JavaScript

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When should I use asynchronous code in JavaScript?

When should I use asynchronous code in JavaScript?

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Never use Math.random() to create passwords in JavaScript

Never use Math.random() to create passwords in JavaScript

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Vite, the hassle-free alternative to Webpack

Vite, the hassle-free alternative to Webpack

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When to use `const` versus `let` versus `var` in JavaScript?

When to use `const` versus `let` versus `var` in JavaScript?

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Beware of JavaScript Arrow Functions

Beware of JavaScript Arrow Functions

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How do JavaScript Prototypes Work?

How do JavaScript Prototypes Work?

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Should you Migrate Your Big React App to TypeScript?

Should you Migrate Your Big React App to TypeScript?

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What to Do If You Learned Nothing from Programming Courses?

What to Do If You Learned Nothing from Programming Courses?

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Understand Async/Await in 5 Minutes

Understand Async/Await in 5 Minutes

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Should You Really Learn Vanilla JavaScript Before React?

Should You Really Learn Vanilla JavaScript Before React?

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How to Get Project Ideas to Practice JavaScript

How to Get Project Ideas to Practice JavaScript

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Promises or async/await, Which Is Better?

Promises or async/await, Which Is Better?

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Lodash in 2021: Necessary or Obsolete?

Lodash in 2021: Necessary or Obsolete?

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Learning JavaScript and Feeling Overwhelmed? Here's Some Good News

Learning JavaScript and Feeling Overwhelmed? Here's Some Good News

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Why 2+2 equals 22 in JavaScript (and other gotchas that cause bugs)

Why 2+2 equals 22 in JavaScript (and other gotchas that cause bugs)

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I'm Using async/await. Why Does My Function Return a Promise?

I'm Using async/await. Why Does My Function Return a Promise?

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How To Choose Which JavaScript Libraries To Use (Part 4)

How To Choose Which JavaScript Libraries To Use (Part 4)

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How To Choose Which JavaScript Libraries To Use (Part 3)

How To Choose Which JavaScript Libraries To Use (Part 3)

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How To Choose Which JavaScript Libraries To Use (Part 2)

How To Choose Which JavaScript Libraries To Use (Part 2)

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How To Choose Which JavaScript Libraries To Use (Part 1)

How To Choose Which JavaScript Libraries To Use (Part 1)

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JavaScript: Why Does `this` Work Like This?

JavaScript: Why Does `this` Work Like This?

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I Don't Use JavaScript Classes At All. Am I Missing Out on Something?

I Don't Use JavaScript Classes At All. Am I Missing Out on Something?

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Should you learn jQuery in 2021?

Should you learn jQuery in 2021?

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How to Learn Modern JavaScript (Not Dying in the Process)

How to Learn Modern JavaScript (Not Dying in the Process)

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Which UI Framework Should You Use in Your Next Project?

Which UI Framework Should You Use in Your Next Project?

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