November 2018
Beginner
132 pages
2h 57m
English
Content preview from Server Side development with Node.js and Koa.js Quick Start Guide
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Koa Core Concepts
In this chapter, we will learn about core concepts in Koa, including the application and context objects. We will also dig further into the context object that houses the request and response objects. We will see how Koa provides methods around its request and response facilities.
The concept of middlewares in Koa will also be properly discussed in this chapter. We will introduce and explain middleware definition and functionality in Koa. We will use code examples to show clearly how the flow of logic with middleware works in Koa.
The topics we will cover in the chapter include the following:
- The application object
- The context object
- The request object
- The response object
- Middleware
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.