Weekend workshop that introduces Node.js.

1. INTRO TO
NODE
Jamal O’Garro
Code Crew
Software Engineer + Instructor
CODE CREW | INTRO TO NODE.JS

2. CLASS ROADMAP
• Node Basics
• Web Servers
• Express.js
• MongoDB
• Mongoose
• Build a Simple App
• Look at a Larger App
CODE CREW | INTRO TO NODE.JS

3. EXPECTATIONS
CODE CREW | INTRO TO NODE.JS
• Familiar with JavaScript
• Familiar with the concept of databases
• Basic web development principles

4. TRADITIONAL WEB DEVELOPMENT
CODE CREW | INTRO TO NODE.JS

5. MODERN DAY WEB DEVELOPMENT
CODE CREW | INTRO TO NODE.JS

6. JAVASCRIPT REVIEW
• Created by Netscape
• Runs in browser & server
• Is actually named
ECMAScript
CODE CREW | INTRO TO NODE.JS

7. NODE.JS BASICS
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• Server-side JavaScript
• Built on top of V8
• Created by Ryan Dahl
• Open Source
• Asynchronous
• Single-threaded

8. WHAT IS NODE GOOD FOR?
CODE CREW | INTRO TO NODE.JS
• Highly concurrent environments
• Real-time apps (i.e. chat rooms)
• Building CRUD applications
• Teams that want to make their front-end engineers full
stack as fast a possible

9. ASYNCHRONOUS PROGRAMMING
CODE CREW | INTRO TO NODE.JS

10. EVENT LOOP
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11. HELLO NODE!
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12. NPM
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13. CONNECT
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• Middleware framework for Node
• Used for building web servers
• Abstracts a lot of HTTP for you

14. NODE FRAMEWORKS
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15. EXPRESS
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• Lightweight web framework
• Inspired by Sinatra
• Flexible and doesn’t force conventions
• Fully asynchronous
• Loads application in memory and listens for requests

16. WHY USE EXPRESS?
CODE CREW | INTRO TO NODE.JS
• Inspired by Sinatra
• Flexible framework that doesn’t force conventions
• Fully asynchronous
• Easy to learn
• Easily extendable

17. MVC ARCHITECTURE
DATABASE
BROWSER CONTROLLER
VIEW MODEL
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18. ROUTER
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19. REST
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20. CRUD
• Create
• Read
• Update
• Destroy
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21. MONGODB
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22. MONGOOSE
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• Object Document Mapper
• Allows us to create models to organize our data
• Provides a schema for your MongoDB database
• Also provides validations
• Simulate joins
• Convenience methods for querying data from MongoDB

23. LET’S BUILD OUR APP!
CODE CREW | INTRO TO NODE.JS

24. MEAN STACK
CODE CREW | INTRO TO NODE.JS

25. LET’S LOOK A MORE COMPLEX APP!
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26. THANKS MUCH!!!
Jamal O’Garro
Code Crew
Software Engineer + Instructor
CODE CREW | INTRO TO NODE.JS