DEV Community

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!

Posts

👋 Sign in for the ability to sort posts by relevant, latest, or top.
How to add Dark Mode toggle to a website.

How to add Dark Mode toggle to a website.

94
Comments 2
8 min read
A basic use case of Arguments or Rest Parameters

A basic use case of Arguments or Rest Parameters

3
Comments
1 min read
What are React Hooks? 🎣

What are React Hooks? 🎣

37
Comments 12
7 min read
A Complete Introduction to JavaScript Array filter Method

A Complete Introduction to JavaScript Array filter Method

25
Comments 2
6 min read
ML Fundamentals in Javascript

ML Fundamentals in Javascript

108
Comments 9
6 min read
Understanding reduce in javascript

Understanding reduce in javascript

8
Comments 2
3 min read
Windows 11, but for Web

Windows 11, but for Web

205
Comments 59
1 min read
Handling Errors in Node.js (synchronous)

Handling Errors in Node.js (synchronous)

3
Comments
7 min read
Introduction to React's Components

Introduction to React's Components

8
Comments 1
3 min read
Fluent Terminal Themes

Fluent Terminal Themes

7
Comments 2
1 min read
Algorithms and Scripting: Problems and Notes Part 3

Algorithms and Scripting: Problems and Notes Part 3

3
Comments
2 min read
Apprendre Vue.js 3 - Jour 2 : Vue-Router

Apprendre Vue.js 3 - Jour 2 : Vue-Router

26
Comments
3 min read
Creating a Financial OHLC Chart with JavaScript

Creating a Financial OHLC Chart with JavaScript

25
Comments
9 min read
Electron Adventures: Episode 5: Display Free Disk Space

Electron Adventures: Episode 5: Display Free Disk Space

10
Comments
3 min read
How to Resize iframes with Message Events

How to Resize iframes with Message Events

6
Comments
3 min read
A ReactJS Clone of Dev.to: Working with React Hooks

A ReactJS Clone of Dev.to: Working with React Hooks

108
Comments 2
8 min read
Solving the Cash Register challenge in Free Code Camp

Solving the Cash Register challenge in Free Code Camp

26
Comments 14
6 min read
The Questions and the Rules to Props

The Questions and the Rules to Props

3
Comments
2 min read
Debouncing TypeScript

Debouncing TypeScript

6
Comments 1
3 min read
How to Make a Good Pull Request

How to Make a Good Pull Request

6
Comments 2
6 min read
ฟรี IOS Widget Covid ไทย ตัวเลขอัพเดททุกวัน

ฟรี IOS Widget Covid ไทย ตัวเลขอัพเดททุกวัน

3
Comments 2
2 min read
How To Configure tsconfig.json: TypeScript Strict options

How To Configure tsconfig.json: TypeScript Strict options

5
Comments
13 min read
How to easy explain Machine Learning for everyone

How to easy explain Machine Learning for everyone

5
Comments 1
5 min read
4 Bot Programming Games for Sogetti CodeFest 2021

4 Bot Programming Games for Sogetti CodeFest 2021

6
Comments
2 min read
Test-Driven Development Tutorial with React Testing Library, Jest & GraphQL

Test-Driven Development Tutorial with React Testing Library, Jest & GraphQL

7
Comments
10 min read
Creating Date() Object

Creating Date() Object

5
Comments
2 min read
The 20% Optimization That Improves 80% Web Performance

The 20% Optimization That Improves 80% Web Performance

117
Comments 2
2 min read
Windows 11 in React Js 💻 🌈

Windows 11 in React Js 💻 🌈

447
Comments 110
1 min read
This is how I build Babel plug-ins

This is how I build Babel plug-ins

5
Comments
7 min read
SvelteKit SEO: Search Engine Optimisation Metadata

SvelteKit SEO: Search Engine Optimisation Metadata

7
Comments
12 min read
How should you pin dependencies and why?

How should you pin dependencies and why?

4
Comments
8 min read
A New Start....

A New Start....

4
Comments
4 min read
I wrote a customizable CSS engine in JavaScript

I wrote a customizable CSS engine in JavaScript

5
Comments
9 min read
a good example why tech companies test leetcode style questions.

a good example why tech companies test leetcode style questions.

6
Comments
2 min read
4 Easy ways to loop data in React- Array.map() method!

4 Easy ways to loop data in React- Array.map() method!

8
Comments
2 min read
Error handling for production application in Preact

Error handling for production application in Preact

6
Comments
4 min read
Best Mobile Web Development Tools To Consider in 2021

Best Mobile Web Development Tools To Consider in 2021

2
Comments
3 min read
Next.js Per-Page Layouts and TypeScript

Next.js Per-Page Layouts and TypeScript

42
Comments 5
2 min read
Apprendre Vue.js 3 - Jour 1 : concepts de base

Apprendre Vue.js 3 - Jour 1 : concepts de base

32
Comments 4
11 min read
How to debounce and throttle functions with React hooks

How to debounce and throttle functions with React hooks

15
Comments 5
5 min read
MPADiff, make your MPA an SPA with a single LOC.

MPADiff, make your MPA an SPA with a single LOC.

4
Comments
2 min read
Your Essential Guide To Map Built-in Object In Javascript

Your Essential Guide To Map Built-in Object In Javascript

43
Comments 2
4 min read
The UseEffect() Hook

The UseEffect() Hook

3
Comments
1 min read
Closures and their practical uses

Closures and their practical uses

161
Comments 1
3 min read
Looking for Code Organization Advice

Looking for Code Organization Advice

3
Comments 5
1 min read
Electron Adventures: Episode 4: Image Gallery with Dynamic HTML

Electron Adventures: Episode 4: Image Gallery with Dynamic HTML

7
Comments
3 min read
Create a Netflix clone from Scratch: JavaScript PHP + MySQL Day 3

Create a Netflix clone from Scratch: JavaScript PHP + MySQL Day 3

8
Comments
1 min read
Building A GraphQL Server With Next.js API Routes

Building A GraphQL Server With Next.js API Routes

20
Comments 9
10 min read
The "This" Keyword in JavaScript Simplified (Short & Concise Article)

The "This" Keyword in JavaScript Simplified (Short & Concise Article)

6
Comments
1 min read
How to cook up a powerful React async component using hooks (and no Suspense)

How to cook up a powerful React async component using hooks (and no Suspense)

69
Comments 4
5 min read
Publish your own NPM package

Publish your own NPM package

29
Comments
4 min read
Next.js Authentication with Netlify Identity

Next.js Authentication with Netlify Identity

61
Comments 2
5 min read
Consultando API de CEP com Fetch

Consultando API de CEP com Fetch

8
Comments
6 min read
Don't get burned by email

Don't get burned by email

36
Comments 4
5 min read
A bug that made me a better developer.

A bug that made me a better developer.

6
Comments 2
8 min read
How I Think About JavaScript Types (A Mental Model for Beginners)

How I Think About JavaScript Types (A Mental Model for Beginners)

45
Comments
7 min read
Become Super Productive with Console.X

Become Super Productive with Console.X

161
Comments 6
7 min read
HTML5 Video Picture-in-Picture Mode

HTML5 Video Picture-in-Picture Mode

5
Comments 1
1 min read
The const keyword does not create immutable variables

The const keyword does not create immutable variables

5
Comments
2 min read
First Fullstack Web App

First Fullstack Web App

3
Comments 1
2 min read
loading...