What is Node.js?

Node.js is a runtime that allows you to run JavaScript on the server.

Overview

Node.js is a runtime that allows you to run JavaScript on the server.

Code Example

console.log("Hello from Node.js!");

Web Development Context

In modern web development, understanding What is Node.js? is crucial. Node.js is widely used for building APIs, real-time applications, and microservices. Mastery of this concept allows you to build efficient, scalable, and secure backend systems.

Common Mistakes

• Blocking the event loop with heavy synchronous tasks.
• Exposing secrets in code instead of environment variables.
• Forgetting to handle promise rejections.

Next Steps

To solidify your understanding, review the related references and try out the practice challenges.