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React Interview Questions (Part 9): Server-Side Rendering (SSR) and Static Site Generation (SSG)

Oct 15, 20243 min read

React Interview Questions (Part 8): Higher-Order Components (HOCs) & Render Props

Oct 14, 20244 min read

React Interview Questions (Part 10): Handling Errors

1. What are error boundaries in React, and how do you implement them? Error boundaries are React components that catch JavaScript errors anywhere in their child component tree, log those errors, and display a fallback UI. They catch errors during ren...

Oct 16, 20242 min read

React Interview Questions (Part 7): Context API & Prop Drilling

Oct 11, 20243 min read

React Interview Questions (Part 6): Forms and Events

Oct 10, 20244 min read

React Interview Questions (Part 5): Routing

1. How does routing work in React using React Router? In React Router v6, routing is more efficient with a new API that introduces createBrowserRouter for setting up your routes. This allows us to handle client-side routing seamlessly, enabling navig...

Oct 9, 20245 min read

React Interview Questions (Part 4): Rendering and Performance Optimization

What is the virtual DOM, and how does React use it to improve performance? The virtual DOM is a lightweight, in-memory representation of the actual DOM. Instead of updating the entire real DOM every time a change occurs, React creates a new virtual D...

Oct 8, 20243 min read

React Interview Questions (Part 3): State Management

What is state in React, and how is it different from props? In React, state refers to the internal data or values that a component manages and can change over time. Each component maintains its own state, and changes to the state trigger re-renders t...

Oct 1, 20246 min read

React Interview Questions (Part 2): Component Lifecycle & Hooks

What are the differences between componentDidMount, componentDidUpdate, and componentWillUnmount in class components? componentDidMount, componentDidUpdate, and componentWillUnmount are lifecycle methods in React class components that are invoked at ...

Sep 28, 20244 min read

React Interview Questions (Part 1): Basics

What is React, and why is it used? React is a popular JavaScript library used for building user interfaces, especially single-page applications. It adopts a declarative approach, allowing developers to define the UI based on the application's state, ...

Sep 27, 20244 min read

Boosting React Performance: Why It Matters and How to Achieve It

One key difference between a junior developer and a senior engineer is their focus on web application performance. While mastering tools and concepts is important, it's just the foundation. The next step is solving problems efficiently and creating o...

Sep 27, 20243 min read

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