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Session 1: Course Overview
Introduction to the course
Course Outline
Trainer and Delegate Introductions
Session 2: Introduction to Node.js
Server-side JavaScript – the very idea!
What is Node.js
The Node.js environment
What is NPM?
Why Node.js?
Node.js REPL
Node.js Editors and IDEs
HelloWorld in Node.js first program
Lab 1: Implementing Welcome message for Bookshop server
Session 3: Exploring Node.js
Generating HTML from Node.js
Handling Multiple URLs
Accessing the Filesystem
Node.js REPL
Command Line Arguments
Environment Variables
dotenv Environment Variables Module
Lab 2: Handling multiple URLs for the BookShop
Session 4: Callbacks, Events and Arrow Functions
Need for Callbacks / Primises
Node Event Processing Loop
Callback Functions
Events
Arrow Functions
Session 5: Node.js Module System
Introduction to module system
Importing modules – require() function
Core modules
Parsing URLs via the url module
Defining Custom Modules
Importing Custom modules
The package.json file
Installing Additional Modules
Global and local installation
Running with Nodemon
Lab 3 : Defining a custom module to provide a random
Bookshop message of the day
Session 6: Promises and Reactive Programming Overview
Introduction to Promises
JavaScript Promises
Async / await
The ReactiveX Project
The Observer Pattern
Advantages of Reactive Programming
Disadvantages of Reactive Programming
RxJS Programming Framework
Session 7: Express for Node.js
What is Express?
Why Express?
Obtaining Express
Express HelloWorld
Express HTTP methods and urls
Sending Files
Serving Static Files
Template Engines
Responding with JSON
Express Application Generator
Lab 4: Refactoring Bookstore using Express
Session 8: RESTFul Services with Node and Express
REST Principles
REST Basic Concept
REST Design Pattern
Express.js for REST APIs
Creating the REST API
Accessing REST APIs
Using Postmon to Access RESTful APIs
Organising Your Code
Setting a Router
Logging all Requests
Lab 5: Implementing a book catalogue RESTful service
Session 9: Testing Node.js Servers
Testing Frameworks for JavaScript
Introduction to Mocha
Working with Mocha
Mocha Test Specifications
How Mocha finds tests
Running Mocha Tests
Test Fixtures
Nested describe functions
Chai assertion library
Testing Promises
Testing a Rest API
Lab 6: Writing tests for the bookstore
Session 10: Debugging in Node.js
Debugging in Node.js
console.log v console.err
Node.js console.module
The inspector
Inspector only console methods
Security implications
node-inspect Debugging Tool
Visual Studio Code debugging
Postmon
Error messages
Session 11: Data Streams and Buffers
Streaming Data
Readable and Writable Streams
Readable Streams
Reading data via readable streams
Handling readable stream events data and end
Writable Streams
Writing data via writable streams
Handling on finish events
Piping Data from one stream to another
Buffers
Lab 7: Working with Streams
Session 12: Node.js Error Handling
Callback errors
Passing errors to Express
Application specific errors
Catching errors with promises
Default promise error handlers
The verror modulev
Using the verror module
Chaining VErrors
Wrapping with WErrors
Lab 8: Handling errors in the catalogue service
Session 13: Connecting to MySQL
Examples of Relational Databases
MySQL
Connecting to an SQL Database
Query a Database
Insert into the Database
Update a row in the Database
Delete a row in the Database
Transaction Handling
Session 14: Connecting to MongoDB
Examples of NoSQL Databases
MongoDB
Installing MongoDB driver
Connecting to MongoDB database
Create a Collection
Inserting into a Collection
Find Documents in Collections
Update Documents
Delete Documents
Lab 9: Connecting to a MongoDB database via MongoDB for the
Bookstore RESTful API
Session 15: Mongoose
Object Document Mapper
Accessing Mongoose
Mongoose Schema
Adding a New User Document
Finding Documents
Updating and Deleting Documents
Using Mongoose with REST API
Lab 10 (optional): Connecting to a MongoDB database via
Mongoose for the Bookstore RESTful API
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