Node.js

Subjects

Node.js basics

In this module, you will learn the basics of working with Node.js

Lessons

• Node.js scripts
• CommonJS and ES Modules
• Debugging Node scripts

Lab: Run your first script and discover debugging possibilities

After completing this module, students will be able to:

• Run Node.js scripts
• Import modules with CommonJS and ES Modules
• Debug Node scripts with multiple debug tools

File system

In this module, you will learn how to deal with the filesystem through Node.js.

Lessons

• Reading/writing files
• Reading/writing directories
• With and without promises
• Working with streams
• Filesystem events

Lab: watch the file system for changes and use the file system API to read/write files

After completing this module, students will be able to:

• Read and write small and large files
• Respond to filesystem events

Modules

In this module, you'll learn the ins and out of creating and using npm packages.

Lessons

• npm and npx CLI commands
• package.json and package-lock.json
• Installing and using npm packages
• Create a custom package using CommonJS and ES Modules
• Popular packages

Lab: Create an npm package

After completing this module, students will be able to:

• Use the npm and npx CLI commands
• Configure Node.js projects
• Install and use npm packages

Event loop

In this module, you will learn how JavaScript deals with asynchronicity.

Lessons

• Event loop vs using threads
• Examples with Node.js / browser / libraries

After completing this module, students will be able to:

• Recognize async situations
• Debug and solve problems with asynchronicity

Testing

In this module, you'll learn to test Node.js scripts.

Lessons

• Unit testing with Mocha, Chai and Sinon
• Mutation testing with Stryker

Lab: unit test a small project with code coverage and mutation testing

After completing this module, students will be able to:

• Unit test with Mocha, Chai and Sinon
• Produce code coverage using Istanbul
• Use Stryker to perform mutation testing

TCP and HTTP

In this module, you will learn how to make and respond to TCP/HTTP requests.

Lessons

• Respond to incoming TCP/HTTP requests
• Send TCP/HTTP requests

Lab: setup a basic webserver

After completing this module, students will be able to:

• Set up a basic TCP server
• Set up a basic HTTP server

Web frameworks

In this module, you will learn how to setup a backend using JavaScript.

Lessons

• JavaScript in the backend
• Node.js and Deno
• Different Node.js web frameworks, such as Express, Nest and Socket.io
• What to look for in a web framework

Lab: Setup a webserver using a web framework

After completing this module, students will be able to:

• Reason why a JavaScript-based backend may be a solid choice
• Choose between Node.js and Deno
• Know which framework will help them best in which scenario

Data access

In this module, you will learn about the different options for accomplishing data access.

Lessons

• NoSQL and SQL databases
• Connect to a database using native connectors
• Connect to a database using a query builder
• Connect to a database using an ODM/ORM

Lab: Use a database to store and retrieve entities

After completing this module, students will be able to:

• Connect to NoSQL or SQL databases
• Determine which level of abstraction is right for their project