NodeJS Training

Course Description

NodeJS is an open source framework which has been developed for developers to understand and build web applications with the help of JavaScript. NodeJS uses an event-driven, non-blocking IO model and server-side JavaScript environment. NodeJS is mainly focused on several important concepts in it like file system working, streams, buffers and building HTTP server with NodeJS. Attend Free Demos of NodeJS Training by Experts.

Course – Topics

Introduction to Node.js

• RAM vs. I/O latency
• Blocking vs. Non-Blocking
• Event-driven Programming
• Event Loop
• Blocking The Event Loop
• Node.js Philosophy

Node.js Platform Setup

• Download and Install
• Node REPL
• First Hello World

Modules and npm

• Anatomy of a module
• Private code
• Accessing and using modules
• npm commands
• package.json

The Callback Pattern

• What are callbacks
• Callback-last
• Error-first

Events

• When to use Event Emitters
• Binding Functions to Events
• Event Requests and Listening

Error Handling

• Callbacks: Error-first
• Errors in Event Emitters
• Uncaught Exceptions
• Using Domains

Buffers

• Why Buffers exist
• Creating Buffers
• Reading and Writing Buffers
• Manipulating Buffers

Streams

• What are streams
• Read and Write Stream API
• Flow Control
• Piping
• Duplex Stream
• Transform Stream

Express.js

• Intro and Installing Express.js
• Building a Hello Express application
• Creating routes
• Rendering Layouts
• Using templates
• Adding partials
• Using locals and conditional templates
• Modularizing routes

Socket.io

• Listening for
• Broadcasting
• Answering questions

Connecting to Databases

• No SQL and Document Stores
• Relational DBs
• Configuration and platform setup
• CRUD Operations