React

19 articles tagged with react.

freeCodeCamp

The React Native Live Activities Handbook: How to Build iOS Live Activities and Android 16 Live Updates

A Live Activity is the card that sits on your lock screen while a delivery rider approaches, updating itself without you opening the app. Apple shipped the API in iOS 16.1. Google shipped its own vers

Farouq Seriki 62 min1 day ago
freeCodeCamp

How to Build and Schedule Local AI Assistants for Daily Tasks

Most AI agents are reactive as they wait for us to ask something. In this tutorial, I'll show you how to build local AI assistants that run on a schedule, handle the tasks you care about, and generate

Darsh Shah 10 min2 days ago
freeCodeCamp

How to Build a Shadcn Sheet Component in React: Cart and Filter Panel Examples

A Sheet is a panel that slides in from the edge of the screen instead of popping up in the center like a modal. You've likely used one when you've opened a shopping cart on an e-commerce site or tappe

Vaibhav Gupta 12 min2 days ago
freeCodeCamp

Building a Website in 2026: What Matters More Than Your Tech Stack

For years, developers have debated which technology stack was best for building websites. Some preferred React. Others chose Vue, Angular, Svelte, or server-side frameworks such as Laravel and Django.

Manish Shivanandhan 9 minabout 1 month ago
DEV Community

TanStack Start Is Kind of a Big Deal

Introduction People keep telling me TanStack Start is kind of a big deal, and I wanted to...

Erik Hanchett10 minabout 1 month ago39
freeCodeCamp

How to Build a Full-Stack SaaS App with TanStack Start, Elysia, and Neon

Most full-stack React tutorials stop at "Hello World." They show you how to render a component, maybe fetch some data, and call it a day. But when you sit down to build a real SaaS application, you im

Magnus Rødseth 44 min3 months ago
freeCodeCamp

How to Design a Type-Safe, Lazy, and Secure Plugin Architecture in React

Modern web applications increasingly need to evolve faster than a single team can maintain a monolithic codebase. Product teams often want to add features independently, experiment with new capabiliti

Jessica Patel 15 min4 months ago
freeCodeCamp

Common React Mistakes to Avoid

By Scott Gary React is a highly popular and powerful JavaScript library for user interface development. Its component-based architecture, combined with its declarative nature, is one of the primary re…

freeCodeCamp 7 minalmost 2 years ago
freeCodeCamp

How to Use React's Context API – Tutorial with Examples

In React, data is typically passed down from parent to child via props. But this can lead to "prop drilling" – where we have to pass props down through lots of components to get them where they're nee…

Danny 13 minalmost 2 years ago
freeCodeCamp

What's the Difference Between the useMemo and useCallback Hooks?

React provides various hooks that make it easier to manage application state and other React features in functional components. Hooks provide class component features to functional components, and the…

Kunal Nalawade 8 minalmost 2 years ago
freeCodeCamp

How to Upgrade from Node 16 and Jest 26 While Staying on React Scripts 4

Recently, I was trying to upgrade some of my open source projects. They were made using create-react-app around 2019, and I wanted to upgrade to a newer version of NodeJS and Jest. This would let me t…

Harsh Deep 19 minabout 2 years ago
freeCodeCamp

How to Build a Counter Button with React, TailwindCSS, and TypeScript

How can you keep track of the number of times a user clicks a button? How are the hearts on Instagram or the likes on Facebook counted? In this tutorial, we will build a button that tracks the number…

Devin Lane 23 minabout 2 years ago
freeCodeCamp

Data Flow in Redux Explained – A State Management Handbook

In complex React applications, managing application state effectively can become a challenge. This is where Redux, a predictable state management library, steps in. By introducing a unidirectional dat…

Joan Ayebola 30 minabout 2 years ago
freeCodeCamp

React 19 Actions – How to Simplify Form Submission and Loading States

React 19 introduces Actions, which are asynchronous functions. Actions are helpful in making form submissions easier. This tutorial dives into what Actions are and how to use them. You'll learn about:…

Shruti Kapoor 4 minabout 2 years ago
freeCodeCamp

How to Create Infinite Scrolling in React Using the Intersection Observer API

Hi fellow developers! Have you ever wondered how social media apps like Facebook and Instagram keep you scrolling endlessly through your feed? This user experience, designed to load new content on dem…

Kunal Nalawade 6 minabout 2 years ago
freeCodeCamp

How to Validate Forms in React and React Native Using Yup and Formik

Validation is a key part of development, regardless of what programming language you’re writing. Developers should always be validating user input, API parameters, and retrieved values. One of the mos…

Grant Riordan 11 minabout 2 years ago
freeCodeCamp

What are Controlled and Uncontrolled Components in React.js?

In React.js, managing form inputs and user interactions is a crucial part of building dynamic web applications. Two key concepts that developers need to understand are controlled and uncontrolled com…

Joan Ayebola 18 minabout 2 years ago
freeCodeCamp

How to Enhance Embedded Links in React with Microlinks

The web has evolved from rigid color coding and 2D rendering to an era of complex, aesthetically pleasing animations and 3D rendering options. There have also been integrations with new technologies,…

Oluwatobi 4 minabout 2 years ago
freeCodeCamp

How to Create Multi-Page Animations Using Framer Motion & React-Router-Dom

Animations are what make plain websites turn into exciting and unforgettable experiences. They give your website a bit of personality and uniqueness and leave the visitor admiring the overall aestheti…

Okosa Leonard 5 minabout 2 years ago