Node JS

Course Objectives

• Understand the JavaScript and technical concepts behind Node JS
• Structure a Node application in modules
• Understand and use the Event Emitter
• Understand Buffers, Streams, and Pipes
• Build a Web Server in Node and understand how it really works
• Use npm and manage node packages
• Build a web application and API more easily using Express
• Connect to a SQL or Mongo database in Node
• Understand how the MEAN stack works

Introduction to Node JS

• Introduction
• What is Node JS?
• Advantages of Node JS
• Traditional Web Server Model
• Node.js Process Model

Setup Dev Environment

• Install Node.js on Windows
• Installing in mac os
• Working in REPL
• Node JS Console

Node JS Modules

• Functions
• Buffer
• Module
• Module Types
• Core Modules
• Local Modules
• Module.Exports

Node Package Manager

• What is NPM
• Installing Packages Locally
• Adding dependency in package.json
• Installing packages globally
• Updating packages

Creating Webserver

• Creating a web server
• Handling Http requests
• Sending requests

File System

• Fs.readFile
• Writing a File
• Writing a file asynchronously
• Opening a file
• Deleting a file
• Other IO Operations

Debugging Node JS Application

• Core Node JS debugger
• Debugging with Visual Studio

Events

• EventEmitter class
• Returning event emitter
• Inhering events

Express.JS

• Configuring routes
• Working with express

Serving Static Resources

• Serving static files
• Working with middleware

Database connectivity

• Connection string
• Configuring
• Working with select command
• Updating records
• Deleting records

Template Engines

• Why Template Engine
• What is Jade
• What is vash
• Example