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.
Criação da primeira entidade do projeto do CrazyStack Node.js

Criação da primeira entidade do projeto do CrazyStack Node.js

Comments
3 min read
Implement a Dynamically Displayed Header With Window & Element Scroll Positions

Implement a Dynamically Displayed Header With Window & Element Scroll Positions

Comments
4 min read
JavaScript interview questions.

JavaScript interview questions.

2
Comments
5 min read
Will WebAssembly Replace JavaScript?

Will WebAssembly Replace JavaScript?

10
Comments
8 min read
Ultimate Caching Guide 2: Javascript/React

Ultimate Caching Guide 2: Javascript/React

3
Comments 1
9 min read
Advise of better and correct approach in creating object and using in Type script and angular?

Advise of better and correct approach in creating object and using in Type script and angular?

Comments
1 min read
5 Best Practices in Handling HTTP Errors in JavaScript

5 Best Practices in Handling HTTP Errors in JavaScript

Comments
6 min read
Building the largest Notifications Library in the world using ChatGPT, React, and NodeJS 🤯

Building the largest Notifications Library in the world using ChatGPT, React, and NodeJS 🤯

245
Comments 23
9 min read
Javascript (JS) Pass by Reference and Pass by Value

Javascript (JS) Pass by Reference and Pass by Value

2
Comments
1 min read
Criando um clone do Jogo Wordle com JavaScript e praticando TDD

Criando um clone do Jogo Wordle com JavaScript e praticando TDD

2
Comments
4 min read
Best Practices for Debugging JavaScript Code: A Guide for Developers

Best Practices for Debugging JavaScript Code: A Guide for Developers

2
Comments 1
2 min read
How to make Tic Tac Toe in HTML CSS and JavaScript?

How to make Tic Tac Toe in HTML CSS and JavaScript?

2
Comments 1
3 min read
Static vs Dynamic Data Typed Languages

Static vs Dynamic Data Typed Languages

1
Comments
1 min read
The Basics you need to know to start with TypeScript

The Basics you need to know to start with TypeScript

1
Comments 1
4 min read
Teleport do Vue.js 3 vs Portals do ReactJS: uma análise comparativa para lidar com elementos fora do contexto do componente pai.

Teleport do Vue.js 3 vs Portals do ReactJS: uma análise comparativa para lidar com elementos fora do contexto do componente pai.

4
Comments
4 min read
JavaScript Code Challenges: Array Manipulation

JavaScript Code Challenges: Array Manipulation

1
Comments
2 min read
Technical Writing Process: How To Write A Good Technical Article

Technical Writing Process: How To Write A Good Technical Article

179
Comments 25
5 min read
React Anti-Patterns and Best Practices - Do's and Don'ts

React Anti-Patterns and Best Practices - Do's and Don'ts

261
Comments 30
16 min read
Whats Medusa an introduction part 2 Next.js storefront

Whats Medusa an introduction part 2 Next.js storefront

12
Comments
1 min read
💰 Currency Formatting in JavaScript

💰 Currency Formatting in JavaScript

6
Comments
2 min read
Why you shouldn't use slow regular expressions

Why you shouldn't use slow regular expressions

26
Comments
4 min read
Understanding the this keyword in JavaScript

Understanding the this keyword in JavaScript

3
Comments
6 min read
Expo SDK Update 48 - Elevating the Best to Even Better.

Expo SDK Update 48 - Elevating the Best to Even Better.

2
Comments
2 min read
Using Fetch API For Executing GraphQL Queries And Mutations

Using Fetch API For Executing GraphQL Queries And Mutations

10
Comments 2
4 min read
Setting up authentication in Astro with Prisma and Planetscale

Setting up authentication in Astro with Prisma and Planetscale

9
Comments
3 min read
Resolvendo problemas no HackerRank: Página por página

Resolvendo problemas no HackerRank: Página por página

1
Comments
2 min read
Adding Sound to JS

Adding Sound to JS

Comments
4 min read
Intro to Nest.js 🪺

Intro to Nest.js 🪺

5
Comments
3 min read
React Performance Optimization: Tips and Techniques for Faster Apps

React Performance Optimization: Tips and Techniques for Faster Apps

3
Comments
2 min read
Learn how to use React Portals and improve your React development skills

Learn how to use React Portals and improve your React development skills

Comments
4 min read
Using React "States"

Using React "States"

1
Comments
3 min read
Porting my old dynamic form render from React to SolidJS

Porting my old dynamic form render from React to SolidJS

Comments
3 min read
Publishing A Package To NPM

Publishing A Package To NPM

1
Comments
2 min read
Optimising Javascript function performance

Optimising Javascript function performance

1
Comments
5 min read
Achieving 1K Followers on dev.to: My Journey to Success

Achieving 1K Followers on dev.to: My Journey to Success

24
Comments 18
3 min read
5 Simple Steps to Enhance SEO in Your React Application

5 Simple Steps to Enhance SEO in Your React Application

18
Comments 4
2 min read
Creating Custom RxJS Operators

Creating Custom RxJS Operators

Comments
2 min read
AbortController (Cancelable Async Code)

AbortController (Cancelable Async Code)

1
Comments
1 min read
Getting Started with React Native and Expo: An Introduction to.env Files

Getting Started with React Native and Expo: An Introduction to.env Files

Comments
2 min read
Checking a URI string is valid in JavaScript

Checking a URI string is valid in JavaScript

Comments
3 min read
Implement Sign in with Google using Supabase Auth in NextJS

Implement Sign in with Google using Supabase Auth in NextJS

3
Comments 3
2 min read
Typescript Interface vs Type

Typescript Interface vs Type

5
Comments 1
4 min read
Angular Part 1 : Creating Angular Project EAccessoriesShop Setup Project| Angular Project ecommerce

Angular Part 1 : Creating Angular Project EAccessoriesShop Setup Project| Angular Project ecommerce

5
Comments
3 min read
Getting Started With Kafka with Node JS

Getting Started With Kafka with Node JS

1
Comments
4 min read
Display current time

Display current time

1
Comments
2 min read
Event based state control example: Create a TipTap module with Vanilla JS

Event based state control example: Create a TipTap module with Vanilla JS

5
Comments
5 min read
Send email using reactjs

Send email using reactjs

2
Comments
2 min read
Cookie Management in ExpressJS to Authenticate Users

Cookie Management in ExpressJS to Authenticate Users

7
Comments 2
5 min read
Everything about package.json

Everything about package.json

19
Comments 7
7 min read
How I created an Observable library - part 1

How I created an Observable library - part 1

Comments
6 min read
I can help with 'this' Confusion

I can help with 'this' Confusion

1
Comments
4 min read
Stripe Multipartner platform for the express or custom-connected account.

Stripe Multipartner platform for the express or custom-connected account.

1
Comments
6 min read
LeetCode - Minimum Operations to Make Array Equal

LeetCode - Minimum Operations to Make Array Equal

2
Comments
3 min read
Why and how to create an Event Bus in Vuejs 3

Why and how to create an Event Bus in Vuejs 3

Comments
4 min read
HEIC 格式的圖片怎麼辦?使用 heic2any.js 轉換為 JPEG 或 PNG

HEIC 格式的圖片怎麼辦?使用 heic2any.js 轉換為 JPEG 或 PNG

Comments
2 min read
Building the backend for a full stack web app

Building the backend for a full stack web app

Comments
4 min read
Passing Props UP ^ from Child to Parent Component

Passing Props UP ^ from Child to Parent Component

Comments
3 min read
Use Prisma with an SQLite DATETIME datatype

Use Prisma with an SQLite DATETIME datatype

1
Comments
4 min read
How to import and export functions in JavaScript ?

How to import and export functions in JavaScript ?

Comments
1 min read
Using Different Color Spaces to Compare Colors

Using Different Color Spaces to Compare Colors

20
Comments 2
12 min read
loading...