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JavaScript

Once relegated to the browser as one of the 3 core technologies of the web, JavaScript can now be found almost anywhere you find code. JavaScript developers move fast and push software development forward; they can be as opinionated as the frameworks they use, so let's keep it clean here and make it a place to learn from each other!

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Looking for an open-source flipbook library

Looking for an open-source flipbook library

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1 min read
Find All Duplicates in an Array

Find All Duplicates in an Array

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5 min read
How to Make a JavaScript Candlestick Chart in Four Simple Steps

How to Make a JavaScript Candlestick Chart in Four Simple Steps

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1 min read
Recreating the Twitter Heart Animation with Vue

Recreating the Twitter Heart Animation with Vue

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2 min read
Redux in Worker: Off-main-thread Redux Reducers and Middleware

Redux in Worker: Off-main-thread Redux Reducers and Middleware

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5 min read
Jibli is a humanitarian initiative that aims to provide free delivery platform due to the coronavirus pandemic 😷😷😷

Jibli is a humanitarian initiative that aims to provide free delivery platform due to the coronavirus pandemic 😷😷😷

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1 min read
Let's build: 3D procedural landscape with React and three.js!

Let's build: 3D procedural landscape with React and three.js!

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7 min read
Roll your own comments cleaner

Roll your own comments cleaner

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4 min read
Creating Firefox browser extensions -1

Creating Firefox browser extensions -1

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Tales from "Ecma's Crypt": Annex B.3.3 👻

Tales from "Ecma's Crypt": Annex B.3.3 👻

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3 min read
Create a blog with Sapper & Markdown

Create a blog with Sapper & Markdown

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4 min read
Let's talk about how powerful split function is

Let's talk about how powerful split function is

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2 min read
What’s your alternative solution? Challenge #5

What’s your alternative solution? Challenge #5

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1 min read
Can't be dishonest when you make a Promise.

Can't be dishonest when you make a Promise.

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6 min read
Six Ways a Russian Hacker Attacked My Website

Six Ways a Russian Hacker Attacked My Website

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5 min read
Track user behavior & resource demand with ‘mongoose-morgan’

Track user behavior & resource demand with ‘mongoose-morgan’

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3 min read
Building a Multi-Tenant React App. Part 1: Setup

Building a Multi-Tenant React App. Part 1: Setup

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10 min read
Finite State Machine in JavaScript

Finite State Machine in JavaScript

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3 min read
How to integrate REST API in React application

How to integrate REST API in React application

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3 min read
Google Suite domain-level signatures with Google Scripts

Google Suite domain-level signatures with Google Scripts

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6 min read
JavaScript Sets

JavaScript Sets

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6 min read
The JS equality comparison issue

The JS equality comparison issue

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3 min read
Create Your Own Vue.js From Scratch - Part 3 (Building The VDOM)

Create Your Own Vue.js From Scratch - Part 3 (Building The VDOM)

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7 min read
Rust WebAssembly and AppRun

Rust WebAssembly and AppRun

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5 min read
Por que e quando usar Promise?

Por que e quando usar Promise?

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5 min read
Stopping a Webcam with JavaScript

Stopping a Webcam with JavaScript

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2 min read
Tuples are ok

Tuples are ok

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3 min read
Build feature flags in React using the Context API: how to

Build feature flags in React using the Context API: how to

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4 min read
RxJS Best Practices

RxJS Best Practices

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10 min read
Using a JavaScript Gantt Chart with Salesforce for Project Management Apps

Using a JavaScript Gantt Chart with Salesforce for Project Management Apps

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4 min read
How Would You Reverse an Array In Place?

How Would You Reverse an Array In Place?

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1 min read
Basic React Hooks using TypeScript - useState, useEffect

Basic React Hooks using TypeScript - useState, useEffect

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4 min read
PNG Sprites perform a lot better than SVG (Reports Attached)

PNG Sprites perform a lot better than SVG (Reports Attached)

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2 min read
How do Websites work? 👩🏻‍💻 Simply explained with examples

How do Websites work? 👩🏻‍💻 Simply explained with examples

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1 min read
Ionic Capacitor App Running Preact w/Ionic Framework Web Components

Ionic Capacitor App Running Preact w/Ionic Framework Web Components

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2 min read
Short-Circuit Evaluation in JavaScript

Short-Circuit Evaluation in JavaScript

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3 min read
Stop using `console.log`, start using your DevTools 🛠️

Stop using `console.log`, start using your DevTools 🛠️

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Hacking tool for Hot Module Replacement on docker

Hacking tool for Hot Module Replacement on docker

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2 min read
My most used javascript methods.

My most used javascript methods.

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3 min read
Show/Hide Password on toggle in React Hooks

Show/Hide Password on toggle in React Hooks

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2 min read
Solidify your JavaScript Knowledge with "Just JavaScript"

Solidify your JavaScript Knowledge with "Just JavaScript"

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1 min read
Node.js Async Best Practices & Avoiding the Callback Hell

Node.js Async Best Practices & Avoiding the Callback Hell

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9 min read
.gltf and regl 🎥

.gltf and regl 🎥

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1 min read
React: Passing Data between Components

React: Passing Data between Components

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3 min read
Learning ES6/JavaScript - Part 2

Learning ES6/JavaScript - Part 2

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5 min read
Three methods to get unique values from arrays in ES6.

Three methods to get unique values from arrays in ES6.

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2 min read
Create a Simple 0-dependency Toast

Create a Simple 0-dependency Toast

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2 min read
Try QUIC in Node.js on Docker

Try QUIC in Node.js on Docker

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2 min read
Algorithm 101: 2 Ways to Find the Largest Product Yielded by 3 Integers

Algorithm 101: 2 Ways to Find the Largest Product Yielded by 3 Integers

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2 min read
Maybe Web Components are not the Future?

Maybe Web Components are not the Future?

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4 min read
Configure the create-react-app public URL post-build with Node.js and express

Configure the create-react-app public URL post-build with Node.js and express

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5 min read
Mouse Pointer Location Detector with vanilla Javascript

Mouse Pointer Location Detector with vanilla Javascript

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1 min read
Embedding Youtube Videos in a Performant Way

Embedding Youtube Videos in a Performant Way

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2 min read
Unit Testing Angular - Services

Unit Testing Angular - Services

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6 min read
The Power of Learning Over and Over Again

The Power of Learning Over and Over Again

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1 min read
Mocha JavaScript Tutorial With Examples For Selenium Testing

Mocha JavaScript Tutorial With Examples For Selenium Testing

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18 min read
Object and Array Destructuring in JavaScript

Object and Array Destructuring in JavaScript

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4 min read
React Hooks: UseEffect, UseMemo, UseCallback

React Hooks: UseEffect, UseMemo, UseCallback

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3 min read
How to develop a website with 100% page speed? A step-by-step guide

How to develop a website with 100% page speed? A step-by-step guide

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10 min read
Pony Farm

Pony Farm

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3 min read
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