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.
Go ahead, debug your apps in production

Go ahead, debug your apps in production

21
Comments 5
4 min read
Want to write future safe code for the future web? Let me help you with Web Components

Want to write future safe code for the future web? Let me help you with Web Components

19
Comments 12
3 min read
How do you count your lines of code?

How do you count your lines of code?

7
Comments 4
1 min read
My first Open Source contribution

My first Open Source contribution

58
Comments 2
5 min read
Build an App to Send SMS Surveys with Twilio + Airtable on Standard Library

Build an App to Send SMS Surveys with Twilio + Airtable on Standard Library

9
Comments
10 min read
Did you know that 70! (factorial of 70) is bigger than a googol?

Did you know that 70! (factorial of 70) is bigger than a googol?

7
Comments
2 min read
Tips for Good Communication in Software Development Teams

Tips for Good Communication in Software Development Teams

70
Comments
8 min read
Style React component with styled-components : Part-2

Style React component with styled-components : Part-2

9
Comments
2 min read
ES6: Discovering Sets, WeakSets, Maps and WeakMaps

ES6: Discovering Sets, WeakSets, Maps and WeakMaps

53
Comments
4 min read
Basics of Async and Await

Basics of Async and Await

50
Comments 6
1 min read
This is How We Integrated Our Docs and SDKs as First-Class Citizens of Our Coding Process

This is How We Integrated Our Docs and SDKs as First-Class Citizens of Our Coding Process

10
Comments
3 min read
How to build a powerful blog with NextJS and Contentful

How to build a powerful blog with NextJS and Contentful

19
Comments
11 min read
Headless CMS + JavaScript renderer

Headless CMS + JavaScript renderer

8
Comments
2 min read
I learned 3 things using CSS Grid + Flexbox for a standard site.

I learned 3 things using CSS Grid + Flexbox for a standard site.

54
Comments 6
3 min read
Converting string to numbers

Converting string to numbers

3
Comments
1 min read
A Colorful Logger for the Browser

A Colorful Logger for the Browser

11
Comments
2 min read
[Pro Tip] `npm link` explained 🎉

[Pro Tip] `npm link` explained 🎉

34
Comments 7
1 min read
Is Flutter Desktop ready for experimentation?

Is Flutter Desktop ready for experimentation?

43
Comments 4
1 min read
3Sum Algorithm

3Sum Algorithm

8
Comments 2
4 min read
Case study: How to validate your open source project idea

Case study: How to validate your open source project idea

11
Comments
7 min read
Javascript Callback Functions In Depth Guide for 2019

Javascript Callback Functions In Depth Guide for 2019

140
Comments 6
9 min read
Format And Fix All Files With Prettier And ESLint (Recursively)

Format And Fix All Files With Prettier And ESLint (Recursively)

61
Comments 2
3 min read
The story of how I accidentally became a self-taught web developer

The story of how I accidentally became a self-taught web developer

12
Comments
4 min read
Any resources on SPA SEO?

Any resources on SPA SEO?

10
Comments 2
1 min read
Let's introduce Flawwwless ui 🚀

Let's introduce Flawwwless ui 🚀

6
Comments
4 min read
Three useful Express middleware

Three useful Express middleware

222
Comments 7
5 min read
Creating a Simple Confirm Modal in Vanilla JS

Creating a Simple Confirm Modal in Vanilla JS

57
Comments 8
4 min read
module.exports v/s exports - Clearing the confusion

module.exports v/s exports - Clearing the confusion

15
Comments
1 min read
Negative Testing

Negative Testing

50
Comments 1
5 min read
Slider

Slider

5
Comments
1 min read
Getting started with minio on nestjs

Getting started with minio on nestjs

16
Comments
2 min read
React Ionic Framework and Hooks

React Ionic Framework and Hooks

15
Comments
4 min read
Solving Nonogram with Code

Solving Nonogram with Code

8
Comments
4 min read
Javascript Linting / Formatting standards

Javascript Linting / Formatting standards

6
Comments 1
1 min read
Using Import Maps and Lit Element Web Components

Using Import Maps and Lit Element Web Components

8
Comments
3 min read
Hands-on React projects for practice

Hands-on React projects for practice

18
Comments 1
1 min read
I’m creating a deep dive into Pure Functional Components, FlatLists, and really cool stuff you can do with hooks! Here's video 1

I’m creating a deep dive into Pure Functional Components, FlatLists, and really cool stuff you can do with hooks! Here's video 1

7
Comments 1
1 min read
Building an enterprise-grade Angular project structure

Building an enterprise-grade Angular project structure

111
Comments 2
6 min read
React Hooks, What is it? How to use it? Pt.2 - Using "useState" and "useEffect"

React Hooks, What is it? How to use it? Pt.2 - Using "useState" and "useEffect"

9
Comments 3
3 min read
TypeScript: Os 5 mandamentos ao usar TypeScript

TypeScript: Os 5 mandamentos ao usar TypeScript

8
Comments
6 min read
Implement a Serverless JavaScript Node.js Function with an Azure Storage Cache

Implement a Serverless JavaScript Node.js Function with an Azure Storage Cache

11
Comments
2 min read
JavaScript’s Primitive Wrapper Objects (the hidden feature)

JavaScript’s Primitive Wrapper Objects (the hidden feature)

7
Comments 3
2 min read
Introducing themes + Scroll cards, Twitter timeline | Module Monday 56

Introducing themes + Scroll cards, Twitter timeline | Module Monday 56

10
Comments
2 min read
Visualizing locations and paths on a map with Azure Maps

Visualizing locations and paths on a map with Azure Maps

16
Comments
6 min read
Code a BRILLIANT multiplayer game 🚀 in 2 MINUTES!

Code a BRILLIANT multiplayer game 🚀 in 2 MINUTES!

120
Comments 5
3 min read
Simple concepts of Modern JavaScript

Simple concepts of Modern JavaScript

160
Comments 14
2 min read
Looky Looky, I Wrote About Hook(s)y

Looky Looky, I Wrote About Hook(s)y

9
Comments
4 min read
Intro to React without code – part 1

Intro to React without code – part 1

13
Comments
3 min read
A different way of handling required arguments in javascript functions

A different way of handling required arguments in javascript functions

55
Comments 4
2 min read
React Hooks, What is it? How to use it? Pt.1 - Using "useState"

React Hooks, What is it? How to use it? Pt.1 - Using "useState"

36
Comments
3 min read
Intro to React Hooks | Todo App

Intro to React Hooks | Todo App

14
Comments
10 min read
where can I learn rails?

where can I learn rails?

16
Comments 16
1 min read
#100DaysOfTechTweets

#100DaysOfTechTweets

2
Comments
1 min read
Jordan Scrapes SteamDB

Jordan Scrapes SteamDB

7
Comments 2
4 min read
Heroines of JavaScript series: Lauryn & Layla interview Tara Manicsic

Heroines of JavaScript series: Lauryn & Layla interview Tara Manicsic

8
Comments
1 min read
Baapan — A Super Cool NPM Playground on the Node REPL

Baapan — A Super Cool NPM Playground on the Node REPL

6
Comments 2
2 min read
🚀Made Paper , an offline note taking app with a "networkless" share option.🖥️🔄📱

🚀Made Paper , an offline note taking app with a "networkless" share option.🖥️🔄📱

63
Comments 2
1 min read
I created Hoppscotch 👽 - Open source API development ecosystem

I created Hoppscotch 👽 - Open source API development ecosystem

1694
Comments 236
2 min read
Recursive setTimeout with React Hooks

Recursive setTimeout with React Hooks

30
Comments
3 min read
Beyond the Basics: Object vs Map/WeakMap

Beyond the Basics: Object vs Map/WeakMap

70
Comments 3
7 min read
loading...