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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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Custom React Hooks Make Asynchronous Data Fetching Easy (er)

Custom React Hooks Make Asynchronous Data Fetching Easy (er)

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9 min read
E~wee~ctor: writing tiny Effector from scratch #3 — Simple API methods

E~wee~ctor: writing tiny Effector from scratch #3 — Simple API methods

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4 min read
Reverse Engineering Sphero R2D2 - I like to move it!

Reverse Engineering Sphero R2D2 - I like to move it!

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6 min read
What is JavaScript? 🤔

What is JavaScript? 🤔

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1 min read
Top React Form and validation libraries

Top React Form and validation libraries

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3 min read
Building A Real-Time Covid-19 Tracker Using Google Sheets

Building A Real-Time Covid-19 Tracker Using Google Sheets

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6 min read
TypeScript Exercises Bonus🦠 - Answers Part 2

TypeScript Exercises Bonus🦠 - Answers Part 2

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3 min read
Announcing our full speaker lineup for our free, remote React conference

Announcing our full speaker lineup for our free, remote React conference

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2 min read
tsParticles v1.12.3 released

tsParticles v1.12.3 released

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4 min read
Learning functional programming in javascript: A roadmap

Learning functional programming in javascript: A roadmap

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4 min read
How Buildless is Possible Today

How Buildless is Possible Today

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4 min read
tsParticles v1.12.2 released

tsParticles v1.12.2 released

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4 min read
Introduction to function profiling (string reversal)

Introduction to function profiling (string reversal)

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8 min read
Failing to fetch API

Failing to fetch API

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1 min read
JavaScript - Global variable

JavaScript - Global variable

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1 min read
Understanding the importance of the key prop in React 🗝

Understanding the importance of the key prop in React 🗝

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6 min read
Avoiding Race Conditions when Fetching Data with React Hooks

Avoiding Race Conditions when Fetching Data with React Hooks

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3 min read
How i create a COVID-19 Data Visualization with Nivo and React

How i create a COVID-19 Data Visualization with Nivo and React

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2 min read
Algorithm 202 (Interview Question): Matching Parenthesis in 2 Ways

Algorithm 202 (Interview Question): Matching Parenthesis in 2 Ways

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3 min read
Create a Basic Video Chat with Vonage Video API

Create a Basic Video Chat with Vonage Video API

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9 min read
The simplest way to run Node.js code on a schedule

The simplest way to run Node.js code on a schedule

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3 min read
How We Cross-post from Ghost to DEV with Node, Express, and Glitch

How We Cross-post from Ghost to DEV with Node, Express, and Glitch

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11 min read
Cookies and Third-Party Cookies explained in the detailed and easiest way possible for Interview

Cookies and Third-Party Cookies explained in the detailed and easiest way possible for Interview

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8 min read
Formated clock in JavaScript

Formated clock in JavaScript

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1 min read
Is React a dev or prod npm dependency?

Is React a dev or prod npm dependency?

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1 min read
Optimize useEffect by using a condition as a dependency

Optimize useEffect by using a condition as a dependency

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2 min read
Redux Basics and How To Visualise It

Redux Basics and How To Visualise It

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6 min read
Every Performance tips for angular app (RunTime Part)

Every Performance tips for angular app (RunTime Part)

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4 min read
Build your first Chrome extension with chrome.tabs

Build your first Chrome extension with chrome.tabs

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12 min read
Svelte routing with page.js, Part 1

Svelte routing with page.js, Part 1

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7 min read
What’s your alternative solution? Challenge #10

What’s your alternative solution? Challenge #10

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1 min read
What’s your alternative solution? Challenge #9

What’s your alternative solution? Challenge #9

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1 min read
Want to become an open source contributor?

Want to become an open source contributor?

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1 min read
Let's Get this Bread! Using Azure Functions to Make Sourdough

Let's Get this Bread! Using Azure Functions to Make Sourdough

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7 min read
Chrome 80 brings support for let and class redeclarations in the Console

Chrome 80 brings support for let and class redeclarations in the Console

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1 min read
How I fixed UpWork.com with 100 lines of code

How I fixed UpWork.com with 100 lines of code

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4 min read
My new React workflow with Parcel

My new React workflow with Parcel

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4 min read
Maximum Subarray, Kadane's algorithm

Maximum Subarray, Kadane's algorithm

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2 min read
Resolve to Learn JavaScript Promises

Resolve to Learn JavaScript Promises

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6 min read
Aprendiendo sobre el paradigma funcional en javascript: un camino a seguir

Aprendiendo sobre el paradigma funcional en javascript: un camino a seguir

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4 min read
for , forEach , for of and for in loops in JavaScript

for , forEach , for of and for in loops in JavaScript

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3 min read
Secretlint prevent committing your {npm,AWS,GCP,slack,ssh} credential

Secretlint prevent committing your {npm,AWS,GCP,slack,ssh} credential

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3 min read
Speed up your build by putting node_modules in ram

Speed up your build by putting node_modules in ram

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4 min read
RamdaJS: transduce

RamdaJS: transduce

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4 min read
Jagged Array in JavaScript

Jagged Array in JavaScript

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1 min read
Use Pipes in your next Angular Application! (Part 3)

Use Pipes in your next Angular Application! (Part 3)

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3 min read
Passing Data from Child to Parent with React Hooks

Passing Data from Child to Parent with React Hooks

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4 min read
HackerRank’s 10 Days of JS

HackerRank’s 10 Days of JS

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1 min read
Online card games for quarantine

Online card games for quarantine

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6 min read
TensorFlow JS - Show and Tell

TensorFlow JS - Show and Tell

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1 min read
NGRX Workshop Notes - Introduction

NGRX Workshop Notes - Introduction

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3 min read
Sending SMS with Twilio in a Node.js Application

Sending SMS with Twilio in a Node.js Application

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4 min read
How to Avoid Array Mutation

How to Avoid Array Mutation

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4 min read
Homebrew React Hooks: useIsKeyPressed

Homebrew React Hooks: useIsKeyPressed

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4 min read
Manipulating DOM in JavaScript for beginners!

Manipulating DOM in JavaScript for beginners!

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5 min read
React Axios | Tutorial for Axios with ReactJS for a REST API

React Axios | Tutorial for Axios with ReactJS for a REST API

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2 min read
The Power of Recursion in JavaScript

The Power of Recursion in JavaScript

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8 min read
Next.js + Docker. Made easy.

Next.js + Docker. Made easy.

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5 min read
Nuxt Socket.IO: The Magic of Dynamic API Registration

Nuxt Socket.IO: The Magic of Dynamic API Registration

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13 min read
NGRX Workshop Notes - Folder Structure

NGRX Workshop Notes - Folder Structure

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2 min read
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