Lecture notes Computer Programming

React is a JavaScript library developed by Facebook for building user interfaces. It is used for building interactive and dynamic web applications. React allows developers to create reusable UI components and efficiently update and render components when the underlying data changes. It follows a component-based architecture, where the UI is divided into small, reusable components that can be easily managed and combined to create complex user interfaces. React makes use of a virtual DOM, which is a lightweight representation of the actual DOM, to efficiently render and update components. It is commonly used in combination with other libraries and frameworks, such as React Native for mobile app development and Redux for state management.