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 Basics~useState/ count number~

React Basics~useState/ count number~

Comments
1 min read
Client-Side Rendering and SPAs in Web Development🌐

Client-Side Rendering and SPAs in Web Development🌐

22
Comments 11
2 min read
My React Journey: Day 3

My React Journey: Day 3

2
Comments 4
2 min read
State Management with useContext and useReducer in React: Building a Global Shopping Cart

State Management with useContext and useReducer in React: Building a Global Shopping Cart

1
Comments
4 min read
The React `useInsertionEffect` Hook

The React `useInsertionEffect` Hook

Comments
2 min read
Exploring the Power of WebAssembly: Bridging the Gap Between Web and Native Applications

Exploring the Power of WebAssembly: Bridging the Gap Between Web and Native Applications

Comments
2 min read
5 Interesting New Github Repos You Need to Explore

5 Interesting New Github Repos You Need to Explore

43
Comments 6
3 min read
Unbundling Content Delivery Network Architecture: How CDN Work

Unbundling Content Delivery Network Architecture: How CDN Work

Comments
11 min read
Working with HTTP requests in Spring Boot

Working with HTTP requests in Spring Boot

Comments
3 min read
Mastering Error Boundaries in React: Why & How 🚨

Mastering Error Boundaries in React: Why & How 🚨

5
Comments
2 min read
Is Next.js better than Nodejs?

Is Next.js better than Nodejs?

Comments
3 min read
Building a Codemod Tool for Rewriting Default Exports

Building a Codemod Tool for Rewriting Default Exports

2
Comments
5 min read
Dominando Compound Components: Construindo Componentes React Flexíveis e Reutilizáveis

Dominando Compound Components: Construindo Componentes React Flexíveis e Reutilizáveis

2
Comments 2
3 min read
My tech stack for startups in 2025

My tech stack for startups in 2025

4
Comments 2
3 min read
Solving File-Handling Challenges: Meteor Files Built on Meteor.js

Solving File-Handling Challenges: Meteor Files Built on Meteor.js

16
Comments
1 min read
Tic-Tac-Toe Game using html css and javascript code . Follow us on instagram

Tic-Tac-Toe Game using html css and javascript code . Follow us on instagram

2
Comments
3 min read
Top Programming Languages Every AI Engineer Should Know

Top Programming Languages Every AI Engineer Should Know

2
Comments
4 min read
What's New in Angular 19: Standalone Components, Signals, and More!

What's New in Angular 19: Standalone Components, Signals, and More!

8
Comments 3
3 min read
"Helper" Varaibles in Svelte 5

"Helper" Varaibles in Svelte 5

8
Comments 2
5 min read
Understanding REST APIs - A Guide for the Impatient

Understanding REST APIs - A Guide for the Impatient

3
Comments 1
5 min read
Build a Dark Mode Toggle in 5 Minutes (That Actually Works)

Build a Dark Mode Toggle in 5 Minutes (That Actually Works)

1
Comments
8 min read
Modular React architecture

Modular React architecture

1
Comments
7 min read
Using Guard Clauses Instead of Try-Catch in Async/Await: A Clean Coding Technique for Readable and Maintainable Code 🦄🚀

Using Guard Clauses Instead of Try-Catch in Async/Await: A Clean Coding Technique for Readable and Maintainable Code 🦄🚀

1
Comments
2 min read
Episode 3: The Sage of Hooks and the Gift of Agility

Episode 3: The Sage of Hooks and the Gift of Agility

Comments
6 min read
JavaScript Null vs Undefined: Key Differences & When to Use Each

JavaScript Null vs Undefined: Key Differences & When to Use Each

8
Comments
6 min read
The 6 Stages of the Node.js Event Loop

The 6 Stages of the Node.js Event Loop

2
Comments
3 min read
Episode 5: Navigating the Routes with the Router Knights

Episode 5: Navigating the Routes with the Router Knights

3
Comments
3 min read
Episode 2: Strengthening State Management in React

Episode 2: Strengthening State Management in React

Comments
5 min read
useReducer: React Hooks

useReducer: React Hooks

1
Comments
4 min read
Building a SOLID Pokémon Game in React: A Developer’s Adventure!

Building a SOLID Pokémon Game in React: A Developer’s Adventure!

Comments
2 min read
Episode 1: Mastering React Lifecycle Methods

Episode 1: Mastering React Lifecycle Methods

2
Comments
4 min read
Deno 2 + Jupyter

Deno 2 + Jupyter

1
Comments 1
1 min read
Creating and Securing JWT Authentication in a Web App

Creating and Securing JWT Authentication in a Web App

4
Comments
3 min read
WebAssembly: the state of high-performance on the web

WebAssembly: the state of high-performance on the web

Comments
5 min read
From Basics to Advanced: Mastering Angular Signals Step-by-Step

From Basics to Advanced: Mastering Angular Signals Step-by-Step

6
Comments 1
4 min read
Tutorial Guide to 'useContext' and 'useReducer' in React: Managing Global State Efficiently

Tutorial Guide to 'useContext' and 'useReducer' in React: Managing Global State Efficiently

Comments
4 min read
How to Stop Spam Comments on WordPress WITHOUT Any Plugin

How to Stop Spam Comments on WordPress WITHOUT Any Plugin

1
Comments 2
1 min read
Recap the highlight of the sorting algorithms using JavaScript for beginners

Recap the highlight of the sorting algorithms using JavaScript for beginners

Comments
4 min read
Washing your code: divide and conquer, or merge and relax

Washing your code: divide and conquer, or merge and relax

5
Comments
23 min read
BUILDING A SIMPLE WEB-BASED CALCULATOR: Step-by-step Guild with Html CSS And JavaScript

BUILDING A SIMPLE WEB-BASED CALCULATOR: Step-by-step Guild with Html CSS And JavaScript

1
Comments
6 min read
useContext: React Hooks

useContext: React Hooks

Comments
4 min read
Como criar uma automação com aws lambda e serverless framework

Como criar uma automação com aws lambda e serverless framework

Comments
1 min read
Evitando Re-renderizações Desnecessárias em React com Múltiplos Estados

Evitando Re-renderizações Desnecessárias em React com Múltiplos Estados

7
Comments 2
2 min read
Understanding the Temporal Dead Zone (TDZ) in JavaScript

Understanding the Temporal Dead Zone (TDZ) in JavaScript

Comments
2 min read
Next.js 15 Deep Dive: Building a Notes App with Advanced Features

Next.js 15 Deep Dive: Building a Notes App with Advanced Features

24
Comments 8
32 min read
20 TypeScript Tricks Every Developer Should Know 🚀

20 TypeScript Tricks Every Developer Should Know 🚀

197
Comments 18
4 min read
"Getting Started with React : A Beginner's Guide"

"Getting Started with React : A Beginner's Guide"

Comments
2 min read
Ng-News 24/44: RFC Style Guide

Ng-News 24/44: RFC Style Guide

3
Comments 2
1 min read
Jumping Into The Deep End

Jumping Into The Deep End

3
Comments
6 min read
Project 3 of 100: I created Registration Form. Fieldsets, Hover Effects, Gradients, Popup, Learn How??

Project 3 of 100: I created Registration Form. Fieldsets, Hover Effects, Gradients, Popup, Learn How??

Comments
1 min read
Hyper-Scale Activated! Ship Your Own FaaS 🤖

Hyper-Scale Activated! Ship Your Own FaaS 🤖

8
Comments
11 min read
From Zero to Storefront: My Journey Building a Car Rental Website and Mobile App

From Zero to Storefront: My Journey Building a Car Rental Website and Mobile App

7
Comments 1
16 min read
How to use Prisma Postgres 🚀

How to use Prisma Postgres 🚀

19
Comments 6
3 min read
Understanding the JavaScript Event Loop 🔄

Understanding the JavaScript Event Loop 🔄

Comments
1 min read
Step-by-Step Guide to an Angular Expandable and Collapsible Sidebar with Icons

Step-by-Step Guide to an Angular Expandable and Collapsible Sidebar with Icons

8
Comments 1
4 min read
Creating a SaaS (Software as a Service) platform using the MERN stack

Creating a SaaS (Software as a Service) platform using the MERN stack

3
Comments
4 min read
Mastering JavaScript OOP Concepts

Mastering JavaScript OOP Concepts

1
Comments
1 min read
Essential JavaScript Array Methods Every Developer Should Know

Essential JavaScript Array Methods Every Developer Should Know

5
Comments
3 min read
Axios interceptor + React JS

Axios interceptor + React JS

2
Comments
3 min read
V2Ray VPN and JavaScript: A Powerful Combination for Secure Browsing

V2Ray VPN and JavaScript: A Powerful Combination for Secure Browsing

Comments
2 min read
loading...