December 2016
Intermediate to advanced
841 pages
17h
English
Content preview from TypeScript: Modern JavaScript DevelopmentBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Scanning QR codes
NativeScript has support for plugins. A plugin can add extra functionality, such as turning on the flash light of a phone, vibrating the phone, logging in with Facebook, or scanning QR codes. These can be installed using the command line interface of NativeScript.
We will use a NativeScript plugin to scan QR codes. The plugin is called NativeScript BarcodeScanner. It can scan QR codes and other barcode formats. The plugin can be installed using the following command:
tns plugin add nativescript-barcodescanner
Type definitions
We must add a definition file to import the plugin. The plugin does not contain type definitions, and type definitions are not available on DefinitelyTyped and TSD. It is not necessary to write definitions ...
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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.