React

Components is a core concept in React. Understanding it deeply helps you write maintainable, interview-ready frontend code.

Props is a core concept in React. Understanding it deeply helps you write maintainable, interview-ready frontend code.

State is a core concept in React. Understanding it deeply helps you write maintainable, interview-ready frontend code.

React hooks let function components hold state and side effects. useState, useEffect, useContext, and custom hooks replace most class lifecycle patterns.

Context API is a core concept in React. Understanding it deeply helps you write maintainable, interview-ready frontend code.

Custom Hooks is a core concept in React. Understanding it deeply helps you write maintainable, interview-ready frontend code.

Performance Optimization is a core concept in React. Understanding it deeply helps you write maintainable, interview-ready frontend code.

Error Boundaries is a core concept in React. Understanding it deeply helps you write maintainable, interview-ready frontend code.

Lazy Loading is a core concept in React. Understanding it deeply helps you write maintainable, interview-ready frontend code.

Code Splitting is a core concept in React. Understanding it deeply helps you write maintainable, interview-ready frontend code.