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.
JS vs Python - Variables

JS vs Python - Variables

4
Comments 1
3 min read
I build this Chrome extension : This enables every webpage on internet to have a Live-Chat feature.

I build this Chrome extension : This enables every webpage on internet to have a Live-Chat feature.

14
Comments 5
1 min read
TCL-22 Recap

TCL-22 Recap

14
Comments
3 min read
JavaScript-30-Day-3

JavaScript-30-Day-3

50
Comments 6
4 min read
JavaScript-30-Day-4

JavaScript-30-Day-4

11
Comments 6
6 min read
Project 76 of 100 - Intro to @react-three/fiber (Three.js for React)

Project 76 of 100 - Intro to @react-three/fiber (Three.js for React)

7
Comments
2 min read
Introducing the New Appwrite Anonymous Login

Introducing the New Appwrite Anonymous Login

26
Comments
4 min read
Login Form With Validation Using HTML & JS

Login Form With Validation Using HTML & JS

52
Comments 7
1 min read
JavaScript - Demystifying Callbacks, Promises and Async Functions

JavaScript - Demystifying Callbacks, Promises and Async Functions

7
Comments 3
4 min read
Removing secrets from a git repo

Removing secrets from a git repo

2
Comments
2 min read
Creating a toggleable dark mode theme

Creating a toggleable dark mode theme

26
Comments 5
2 min read
How to check if a string is a valid date using regular expression or regex in JavaScript?

How to check if a string is a valid date using regular expression or regex in JavaScript?

4
Comments
3 min read
Vite in a simple html+js use case

Vite in a simple html+js use case

5
Comments
3 min read
Node.js: using non-local dependencies inside native ES modules

Node.js: using non-local dependencies inside native ES modules

5
Comments
3 min read
Keeping code simple with regular expressions

Keeping code simple with regular expressions

7
Comments
5 min read
25+ JavaScript Project With Source Code to Build your Skills

25+ JavaScript Project With Source Code to Build your Skills

84
Comments 5
10 min read
How to gets uploaded image Metadata on the front-end

How to gets uploaded image Metadata on the front-end

12
Comments 1
2 min read
My first Open Source Contribution – GirlScript Summer of Code✌🤩🎉

My first Open Source Contribution – GirlScript Summer of Code✌🤩🎉

12
Comments 5
2 min read
Solution: Open the Lock

Solution: Open the Lock

12
Comments 10
5 min read
NodeSecure - The future

NodeSecure - The future

11
Comments 1
3 min read
Find 'a' if this equality is true! (a==1 && a==2 && a==3)

Find 'a' if this equality is true! (a==1 && a==2 && a==3)

11
Comments 1
3 min read
Closure

Closure

4
Comments
4 min read
React and Getting Started with it

React and Getting Started with it

7
Comments 6
2 min read
The Famous Misconceptions in Angular

The Famous Misconceptions in Angular

82
Comments 20
4 min read
Master ‘this’ in JavaScript

Master ‘this’ in JavaScript

195
Comments 11
7 min read
Use Javascript console like pro

Use Javascript console like pro

1024
Comments 30
3 min read
CSS Tip: What is Scroll Chaining?

CSS Tip: What is Scroll Chaining?

73
Comments 9
1 min read
LeetCode 188. Best Time to Buy and Sell Stock IV (javascript solution)

LeetCode 188. Best Time to Buy and Sell Stock IV (javascript solution)

3
Comments
1 min read
JS spread operator (...)

JS spread operator (...)

4
Comments 1
4 min read
Fix: SVG Colors not working properly

Fix: SVG Colors not working properly

2
Comments
1 min read
Let's build a VDOM!

Let's build a VDOM!

82
Comments 2
3 min read
Implementing social sharing in a Create React App (a hack 🤓)

Implementing social sharing in a Create React App (a hack 🤓)

6
Comments
3 min read
Top 10 Small Business Website Marketing Tips

Top 10 Small Business Website Marketing Tips

70
Comments 5
3 min read
Rendering in an iframe in a React app

Rendering in an iframe in a React app

19
Comments 6
3 min read
Métodos básicos de array

Métodos básicos de array

3
Comments
5 min read
JavaScript Interview Question #45: Сurrency formatting in JS

JavaScript Interview Question #45: Сurrency formatting in JS

51
Comments
1 min read
Ace JavaScript Interviews like a Pro

Ace JavaScript Interviews like a Pro

9
Comments
2 min read
Automation with Deno: a tiny text template processor in JavaScript

Automation with Deno: a tiny text template processor in JavaScript

6
Comments 3
3 min read
JavaScript Quick Tip: The Nullish Coalescing Operator

JavaScript Quick Tip: The Nullish Coalescing Operator

6
Comments
2 min read
A Complete Beginner's Guide to Next.js

A Complete Beginner's Guide to Next.js

432
Comments 5
8 min read
BUG: React Chartjs blinking

BUG: React Chartjs blinking

2
Comments
1 min read
Technical Guide, Part 1: Compiling Hermes for Apple Platforms

Technical Guide, Part 1: Compiling Hermes for Apple Platforms

2
Comments
7 min read
Generating random numbers with Math.random() (JS)

Generating random numbers with Math.random() (JS)

5
Comments
2 min read
Appwrite's Isomorphic Web SDK

Appwrite's Isomorphic Web SDK

26
Comments
2 min read
Top 6 ES6 Fundamentals You Need to Know

Top 6 ES6 Fundamentals You Need to Know

4
Comments
7 min read
💡Know The Differences Between Event Capturing, Bubbling & Delegation in JS

💡Know The Differences Between Event Capturing, Bubbling & Delegation in JS

60
Comments
4 min read
🎯 JS Interview Checklist - Part 2 (Advanced)

🎯 JS Interview Checklist - Part 2 (Advanced)

96
Comments
7 min read
Login Form Validation in HTML CSS & JavaScript

Login Form Validation in HTML CSS & JavaScript

8
Comments 1
3 min read
Images in "files" property with gatsby-source-notion-api

Images in "files" property with gatsby-source-notion-api

6
Comments
2 min read
Upload files to Azure Blob Storage with React

Upload files to Azure Blob Storage with React

10
Comments
3 min read
Eval is evil - Why we should not use eval in JavaScript

Eval is evil - Why we should not use eval in JavaScript

10
Comments
2 min read
#JavaScript30

#JavaScript30

10
Comments 3
3 min read
Map(), Filter() and Reduce()

Map(), Filter() and Reduce()

5
Comments
4 min read
Automate Prettier in a pre-commit hook

Automate Prettier in a pre-commit hook

6
Comments
2 min read
Fullstack GraphQL starter kit Mid-2021 update

Fullstack GraphQL starter kit Mid-2021 update

16
Comments 5
1 min read
374. Guess Number Higher or Lower (javascript solution)

374. Guess Number Higher or Lower (javascript solution)

5
Comments
1 min read
JavaScript Useful Code Snippets Part1: Date And Time

JavaScript Useful Code Snippets Part1: Date And Time

51
Comments
5 min read
How to create your virtual event platform with AWS IVS

How to create your virtual event platform with AWS IVS

14
Comments 1
4 min read
The 10 Important Full-Stack Web Development Tools in 2021

The 10 Important Full-Stack Web Development Tools in 2021

111
Comments 12
9 min read
You don't know Redis

You don't know Redis

61
Comments
9 min read
loading...