cybersecurity

cybersecurity

Java

Java

Javascript

Javascript

Bootstrap

Bootstrap

Python

Python

Node

Node

Flask

Flask

git

git

React.js

React.js

Generative AI

Generative AI

HTML and CSS

HTML and CSS

Master ReactJS

ReactJS is a powerful library for building dynamic user interfaces. Learn why ReactJS is essential, its growing demand in the job market, and how it can elevate your web development skills. We offer numerous exercises and projects to help you become proficient in ReactJS.

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Popular exercises

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Learn React.js Tutorial and Interactive Exercises

Master ReactJS fundamentals with an interactive tutorial featuring dozens of exercises. Learn JSX, build components, create dynamic HTML, and work with JS modules. Receive instant feedback through automatic grading and access detailed video solutions to solidify your understanding.

React.js learning materials

The useCallback Hook in React: Memoizing Functions for Performance

Learn how to optimize component rendering by memoizing callback functions with useCallback, preventing unnecessary re-renders and improving React application performance.

Custom Hooks in React: Building Reusable Logic

Learn how to create your own custom React hooks to abstract and share stateful logic between components, improving code reusability and maintainability.

Form Validation in React: Techniques and Best Practices

Learn how to implement effective form validation in React applications, from basic client-side validation to advanced validation libraries and techniques for providing user feedback.

React Router: Dynamic Routing and Route Parameters

Understand dynamic routing in React Router: how to use route parameters, best practices for flexible navigation, and building data-driven React applications.

The useMemo Hook in React: Optimizing Expensive Calculations

Learn how to use useMemo to memoize expensive computations, prevent unnecessary recalculations, and boost your React application's performance.

React Form Libraries: Simplifying Complex Form Management

Explore popular form libraries like Formik, React Hook Form, and Yup for streamlining form handling in React applications, reducing boilerplate code, and simplifying validation.

React Forms: Controlled Components and State Management

Master controlled components in React forms, learn effective state management patterns, and build forms that provide real-time feedback and validation for an enhanced user experience.

The useRef Hook in React: Managing DOM References and Persistent Values

Learn how to use the useRef hook to directly access DOM elements, store persistent values across renders, and build more efficient React components.

Uncontrolled Components in React Forms

Learn when and how to implement uncontrolled components in React forms, understand their benefits for simplicity and performance, and see how to use refs to access form values.

Introduction to React Forms: Fundamentals and Basics

Learn how to handle forms in React applications, understand the key concepts of controlled and uncontrolled components, and implement basic form handling techniques.