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.
React Virtual Window - virtualise anything for a performance boost!

React Virtual Window - virtualise anything for a performance boost!

234
Comments 3
21 min read
String & Array methods I recently learned - PART 2

String & Array methods I recently learned - PART 2

4
Comments
2 min read
Get types by Writing Hybrid JavaScript

Get types by Writing Hybrid JavaScript

6
Comments 7
2 min read
Getting Started with Cypress

Getting Started with Cypress

16
Comments
4 min read
/^15 Things to Know About Regex$/

/^15 Things to Know About Regex$/

191
Comments 7
8 min read
Component library setup with React, TypeScript and Rollup

Component library setup with React, TypeScript and Rollup

57
Comments 10
6 min read
Frontend Development 2021

Frontend Development 2021

233
Comments 18
3 min read
NodeJS-Encoder-Decoder

NodeJS-Encoder-Decoder

3
Comments
1 min read
Creating a smart lock with Arduino and...Angular?!

Creating a smart lock with Arduino and...Angular?!

8
Comments
9 min read
Electron Adventures: Episode 25: Orthodox File Manager Styling

Electron Adventures: Episode 25: Orthodox File Manager Styling

4
Comments
4 min read
Secure localStorage data with high level of encryption and data compression

Secure localStorage data with high level of encryption and data compression

8
Comments
6 min read
Gotchas when converting strings to arrays in JS

Gotchas when converting strings to arrays in JS

7
Comments 1
3 min read
Software Dev Weekly Update #4: New Tools, New Community

Software Dev Weekly Update #4: New Tools, New Community

3
Comments
3 min read
You don’t need React for building websites

You don’t need React for building websites

336
Comments 158
3 min read
What is the performance impact of using array configuration in webpack

What is the performance impact of using array configuration in webpack

6
Comments 2
2 min read
10 Of The Most Amazing JS Libraries That Almost You Will Enjoy Using Them In Your Project!

10 Of The Most Amazing JS Libraries That Almost You Will Enjoy Using Them In Your Project!

62
Comments 5
4 min read
ECMAScript 6.

ECMAScript 6.

3
Comments
7 min read
Pattern-matching in JavaScript

Pattern-matching in JavaScript

6
Comments
2 min read
🔥 Vue Tips #22: Where do you put shared state?

🔥 Vue Tips #22: Where do you put shared state?

15
Comments
3 min read
Functions in JavaScript

Functions in JavaScript

5
Comments
4 min read
Quasar's QTable: The ULTIMATE Component (3/6) - Loading State, Pagination, and Sorting

Quasar's QTable: The ULTIMATE Component (3/6) - Loading State, Pagination, and Sorting

23
Comments 2
7 min read
Calculations with booleans

Calculations with booleans

5
Comments
2 min read
Study Guide: ReactJS + Redux

Study Guide: ReactJS + Redux

8
Comments
3 min read
Build a React App with Authorization and Authentication

Build a React App with Authorization and Authentication

713
Comments 3
9 min read
✨ How to make a Next.js app a PWA with offline support

✨ How to make a Next.js app a PWA with offline support

48
Comments
4 min read
Best chrome extensions you should use.

Best chrome extensions you should use.

15
Comments
2 min read
Can you make JS more powerful?

Can you make JS more powerful?

3
Comments
5 min read
UI Dev Newsletter #70

UI Dev Newsletter #70

5
Comments
2 min read
JavaScript Form Validation and CSS Neumorphism (Video Tutorial)

JavaScript Form Validation and CSS Neumorphism (Video Tutorial)

20
Comments
1 min read
Authorization Guards with React Router

Authorization Guards with React Router

196
Comments
1 min read
Top Interview Questions for Frontend Developers(React)

Top Interview Questions for Frontend Developers(React)

833
Comments 36
3 min read
😱 Make a Random Meme API With Node.js and Puppeteer

😱 Make a Random Meme API With Node.js and Puppeteer

9
Comments 2
4 min read
Parte I.III Operadores Lógicos

Parte I.III Operadores Lógicos

2
Comments
3 min read
Parte I.II Operadores

Parte I.II Operadores

2
Comments
2 min read
Vue.js - How I call a method in a component from outside the component in Vue 2

Vue.js - How I call a method in a component from outside the component in Vue 2

17
Comments 3
4 min read
Nestjs🐺⚡ | The framework of Nodejs (Part-1) | Controllers, ExceptionFilters, Providers

Nestjs🐺⚡ | The framework of Nodejs (Part-1) | Controllers, ExceptionFilters, Providers

393
Comments 12
8 min read
Webix File Manager. A worthy web counterpart of a desktop application

Webix File Manager. A worthy web counterpart of a desktop application

10
Comments
10 min read
Upload multiple images to your Django app using Dropzone Js

Upload multiple images to your Django app using Dropzone Js

11
Comments 3
4 min read
.forEach() Polyfill

.forEach() Polyfill

4
Comments
1 min read
Anime list reactjs+Jikan API

Anime list reactjs+Jikan API

5
Comments
3 min read
Astro 🚀 🚀 🚀 Framework

Astro 🚀 🚀 🚀 Framework

27
Comments 1
2 min read
OOP: Working with Classes in JavaScript

OOP: Working with Classes in JavaScript

15
Comments
7 min read
Observer Design Pattern in JavaScript

Observer Design Pattern in JavaScript

352
Comments 11
5 min read
Rant on JS naming

Rant on JS naming

4
Comments 5
2 min read
Implementing Reactivity from scratch

Implementing Reactivity from scratch

167
Comments 16
3 min read
[Part 1] Executing batch jobs in a multi-container environment using NodeJS and express.

[Part 1] Executing batch jobs in a multi-container environment using NodeJS and express.

48
Comments
6 min read
Automate JavaScript Code Linting and Formatting in 5 simple Steps

Automate JavaScript Code Linting and Formatting in 5 simple Steps

9
Comments
5 min read
The Spooky tracker

The Spooky tracker

3
Comments
4 min read
Level Up with JavaScript

Level Up with JavaScript

115
Comments 9
2 min read
#15) What are Object Prototypes❓

#15) What are Object Prototypes❓

11
Comments
1 min read
Keep Your Javascript Bundle Size in Check

Keep Your Javascript Bundle Size in Check

4
Comments
2 min read
Animating my illustration using animate.css

Animating my illustration using animate.css

81
Comments 17
1 min read
How to bypass Gmail captcha using Puppeteer and Node.js

How to bypass Gmail captcha using Puppeteer and Node.js

20
Comments 2
4 min read
Day 4: 100 days of code, innerHTML and innerText difference in JS

Day 4: 100 days of code, innerHTML and innerText difference in JS

21
Comments
1 min read
Benchmarking Redis with k6

Benchmarking Redis with k6

6
Comments 1
11 min read
Data Structure Series: Hash Table

Data Structure Series: Hash Table

40
Comments 4
9 min read
A Token of Persistence: JWT Tokens and Redux Persist

A Token of Persistence: JWT Tokens and Redux Persist

7
Comments
4 min read
2. Implement custom Omit Type in TypeScript

2. Implement custom Omit Type in TypeScript

14
Comments 4
1 min read
Golfed Join

Golfed Join

3
Comments
1 min read
Array.splice() & Array.slice()

Array.splice() & Array.slice()

16
Comments
8 min read
loading...