February 2018
Beginner to intermediate
176 pages
3h 24m
English
Content preview from React Native Cookbook
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Chapter 1. The React Native Toolchain
React Native lives in an ecosystem with dozens of little software tools. You have transpilers (Babel, Metro, Webpack), package managers (NPM, Yarn), linters, unit test frameworks, and more. This chapter will cover the language basics and the minimum set of open source tools you will be working with in your React Native project. You’re probably writing your React Native application with JavaScript or some kind of transpiled source that compiles down to JavaScript, like TypeScript or ES6+. I hope this chapter will help acquaint you with JavaScript’s breakneck speed.
Expo
Recently the React Native team has partnered with Expo to deliver React Native applications in development without running a local development environment. This is a great way to explore React Native and get a taste, but you will likely want to work with the hardware at some point, at which point a local development environment will be critical to your productivity.
1.1 Setting Up Your Development Environment
If you’re working with any of these tools in other web projects, you might find yourself having to troubleshoot your environment. Like a carpenter arriving on a job site, you need to know how all the tools work and if they need to be fixed.
React Native is a package that includes three programming environments: Node.js, iOS, and Android. NPM, the Node Package Manager, needs to be in good working order.
Problem
React Native is a software library that depends on a lot ...
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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.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
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.