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Developing Node.js Web Applications

This Developing Node.js Web Applications course is for developers who wish to use JavaScript to create network applications.

This course explains the concepts of event loop structure of Node.js applications and goes on to explain the appropriate time to use features such as callbacks, streams and buffers.  It takes a hands-on approach to developing Node.js applications and includes details on error handling, database access and frameworks.

Who will the Course Benefit?

This course is aimed at JavaScript developers who wish to use Node.js to build fast, efficient and scalable applications.

Select specific date to see price, venue and full details.

Learning Objectives

The delegate will learn and acquire skills as follows:

  • Setting up the Node.js environment
  • Creating and using Node.js modules
  • Event based programming
  • Using callbacks to pass parameters
  • Dealing with errors efficiently
  • Using buffers to handle binary data
  • Transferring of data using streams
  • Developing templates with Express
  • Storing data to a database

Course Objectives

By the end of the course delegates should be able to:

  • Install Node.js, NPM and Express
  • Understand Node.js event-based programming
  • Create a web server and build web applications on it
  • Create and use modules
  • Build a web application using promises, buffers and streams
  • Improve an application with robust error handling
  • Handle routing with Express.js
  • Use Node.js to connect to a database

Pre-Requisites

Requirements

An understanding of HTML and CSS selectors, as well as some knowledge of JavaScript is required.  This knowledge can be obtained by attendance on the pre-requisite courses.

Pre-Requisite Courses

  • HTML & CSS
  • JavaScript 1
Notes:
  • Course technical content is subject to change without notice.
  • Course content is structured as sessions, this does not strictly map to course timings. Concepts, content and practicals often span sessions.

Course Content

Course Contents - DAY 1

Course Introduction

  • Administration and Course Materials
  • Course Structure and Agenda
  • Delegate and Trainer Introductions

Session 1: INTRODUCING NODE.JS

  • What is Node.js?
  • Asynchronous Processing
  • Server-side JavaScript
  • Modularity
  • Why Use Node?

Session 2: GETTING STARTED

  • Installing Node and NPM
  • Running REPL
  • Executing a File
  • Command Line Input

Session 3: EVENTS AND CALLBACKS

  • Callbacks
  • Callbacks
  • Promises
  • Arrow Functions

Session 4: MODULES AND NPM

  • Node.js Modules
  • Installing with NPM
  • Global and Local Installation
  • The package.json File
  • The require() Function

Course Contents - DAY 2

Session 5: MANAGING DATA

  • JSON and Node.js
  • Using Buffers
  • Streaming Data
  • Accessing the File System

Session 6: ERROR HANDLING

  • Callback Errors
  • Application Specific Errors
  • Using the verror Module
  • Running with Nodemon

Session 7: THE EXPRESS FRAMEWORK

  • Express Web Servers
  • Request and Response Objects
  • Configuring Routes
  • Uploading Files

Session 8: DATABASE INTEGRATION

  • Connecting to SQL Databases
  • Connecting to MongoDB
  • Transaction Handling

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