Learn it from developers who built it.
Tutorials, how-tos and deep dives on AI, .NET, C#, cloud and developer tools, written by the community.
Debouncing is a programming technique used to improve performance by limiting how often a function, such as an event handler. In React.js, it's commonly applied to optimize tasks like search inputs and scroll events, preventing frequent updates that can degrade performance by reducing unnecessary backend requests.
Everything on React, not only its articles: the React page →
Ziggy Rafiq delves into the React Context API as well as popular libraries such as Redux to discuss the intricacies of state management in React applications. Take a look at various approaches and find the best fit for your projects to understand how type safety can ensure robust application state handling.
Implementing Google OAuth in React.js enables secure user authentication by integrating Google's OAuth 2.0 authorization mechanism. This guide covers the steps to set up OAuth in a React application, including configuring Google API, creating React components for login, handling tokens, and managing user sessions.
To re-render a ReactJS view upon browser resize, utilize the use effect hook to add a resize event listener. Upon resizing, update state variables triggering a re-render of the component, ensuring responsive behavior for dynamic layout adjustments.
Pretty printing JSON in ReactJS enhances readability by formatting data with proper indentation. Utilizing JSON.stringify and React components, here's a comprehensive guide for implementation and styling.
In React, merging multiple inline style objects is essential for flexible styling. Techniques like object spread, Object.assign, array reduce, Lodash merge, conditional merging, and functional style merging offer versatility in styling solutions.
In this article, we will learn how to conditionally apply class attributes in ReactJS using the classnames utility. This guide demonstrates how to dynamically assign CSS classes based on component state or props, enhancing the flexibility and readability of your React components.
React supports a wide range of Pointer Events, which provide a unified way to handle input from various pointing devices such as a mouse, touch, or pen. Pointer Events offer more detailed information about the pointer interactions than traditional mouse or touch events.
Styling React apps can be done using CSS stylesheets, CSS modules, inline styles, Styled Components, CSS-in-JS libraries, or UI frameworks like Material-UI. Each method offers unique benefits and use cases.
Memoizing a ReactJS component with React.memo enhances performance by preventing unnecessary re-renders, especially for functional components with expensive computations or frequent identical props.
Find out how TypeScript and React work together with Ziggy Rafiq's comprehensive guide. Learn how to use type-safe props, state management, event handling, and component lifecycles for robust and maintainable front-end development. Learn how to use React TypeScript to unleash the power of type safety.
Using `innerHTML` in ReactJS is generally discouraged due to security concerns, mainly XSS attacks. Instead, use `dangerouslySetInnerHTML` safely with proper sanitization using libraries like `dompurify` to mitigate risks.
Passing event handlers to React components involves defining them in the parent, passing them as props to the child, and utilizing them in the child component's event listeners for interactive applications.
JSX in React prevents injection attacks by automatically escaping embedded values and converting them to strings before rendering. This built-in mechanism neutralizes potentially malicious code, ensuring secure rendering of user inputs.
The useReducer hook in React manages complex state logic by structuring state transitions through actions, inspired by Redux but simpler and more integrated into React components.
Learn to craft responsive layouts in React using Flexbox and Grid. Master CSS techniques for fluid designs adaptable to various screen sizes. Elevate your UI with mobile-first strategies and dynamic components for a seamless user experience.
The `displayName` property in React improves debugging by naming components in React DevTools and error messages. It’s especially useful for components created with higher-order components (HOCs) or lacking clear names.
In React, events follow two phases: capture and bubble. Capture phase descends from root to target, while bubble phase ascends. React allows specifying listeners for both phases, enhancing event control.
Multi-step forms are a common requirement in web applications, allowing users to fill out complex forms in smaller, more manageable sections. This guide will walk you through the process of creating a multi-step form in React, from setting up the project to managing state and navigation between steps.
Learn how to build a game with React.js in this step-by-step guide. Explore React's capabilities for game development, including component-based architecture, state management, and hooks. Discover techniques for creating interactive UIs, handling user input, and optimizing performance for a seamless gaming experience.
In React, events follow two phases: capture and bubble. Capture phase starts from the document root to the target, while bubble goes from target to root. React allows handling events in both phases.
The useContext hook in React streamlines context consumption, simplifying global state management, user authentication, theme switching, and localization. Practical examples demonstrate its versatility, enhancing React development efficiency.
contextType in ReactJS assigns the context object from React.createContext() to a static property on a class-based component. This allows accessing the context value using this.context within the component.
This React class component illustrates the lifecycle methods called during re-rendering. From updating the state to rendering JSX and handling DOM changes, each method plays a crucial role in component evolution.
Jest, a JavaScript testing framework, is indispensable for React applications. It offers a suite of features, including testing library, expectations, mocking, snapshot testing, and async support, ensuring reliable codebases.
A switching component in React dynamically renders different content based on conditions or user interactions. It's a versatile tool for creating dynamic interfaces, commonly used for tabbed interfaces, multi-step forms, and conditional content rendering.
HTML and React differ in event handling approaches. In HTML, events are added directly to elements, while React uses synthetic events and methods within component classes, providing better organization and scalability.
React optimizes performance by batching state updates and processing them asynchronously to minimize re-renders. It intelligently merges updates and provides explicit batching with batchedUpdates(), enhancing rendering efficiency.
JSX in React offers protection against injection attacks by automatically escaping dynamic content, preventing it from being interpreted as executable code. Learn how JSX safeguards your UI with code examples.
The Shallow Renderer in React testing isolates components for focused testing, rendering only the specified component without its children, ensuring precise testing.
Write an article and earn +1,000 SHARP when it is approved.
Write an article
