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Node.js Notes for Professionals

Comprehensive guide for learning and mastering Node.js, covering event-driven architecture, asynchronous patterns, Express.js, and performance best practices.

Pages

550

Format

PDF Document

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About this Course

Node.js is an open-source, cross-platform runtime environment that allows developers to run JavaScript on the server side. It uses an event-driven, non-blocking I/O model, making it lightweight and efficient for building scalable network applications.

This guide covers Node.js setup, module system, asynchronous programming patterns, building RESTful APIs with Express.js, real-time communication with WebSocket, testing, security, deployment, and performance tuning.

Whether you're transitioning from frontend JavaScript or enhancing your backend skills, these notes provide a thorough reference for professional Node.js development.

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What You'll Learn

Node.js runtime fundamentals and npm ecosystem
Asynchronous patterns: callbacks, promises, async/await
Building REST APIs with Express.js
Working with file system, streams, and buffers
Real-time apps with Socket.IO
Authentication, authorization, and security best practices
Testing with Mocha, Chai, and Jest
Deployment, scaling, and performance optimization