Book Image

Appcelerator Titanium Smartphone App Development Cookbook

By : Boydlee Pollentine
Book Image

Appcelerator Titanium Smartphone App Development Cookbook

By: Boydlee Pollentine

Overview of this book

<p>Appcelerator Titanium Mobile allows developers to realize their potential to develop full native iPhone and Android applications by using free Titanium Studio tools without the need to know Objective-C or Java. This practical hands-on cookbook shows you exactly how to leverage the Titanium API to its full advantage and become confident in developing mobile applications in no time at all.<br /><br />Appcelerator Titanium Smartphone App Development Cookbook offers a set of practical and clear recipes with a step-by-step approach for building native applications for both the iPhone and Android platforms using your existing knowledge of JavaScript.<br /><br />This cookbook takes a pragmatic approach to using your JavaScript knowledge to create applications for the iPhone and Android platforms, from putting together basic UIs to handling events and implementation of third party services such Twitter, Facebook and Push notifications. This book shows you how to utilize both remote and local datasources using XML, JSON and the SQLite database system. The topics covered will guide you to use popular Titanium Studio tools effectively and help you leverage all the advanced mobile features such as Geolocation, Accelerometer, animation and more. Finally, you’ll learn how to register developer accounts and how to publish your very own apps to the Android and Apple marketplaces.</p>
Table of Contents (18 chapters)
Appcelerator Titanium Smartphone App Development Cookbook
Credits
About the Author
About the Reviewers
www.PacktPub.com
Preface

Searching and retrieving data via Yahoo! YQL


YQL is an SQL-like language that allows you to query, filter, and combine data from multiple sources across both the Yahoo! Network and other open data sources. Normally, developer access to data from multiple resources is disparate and requires calls to multiple APIs from different providers, often with varying feed formats. YQL eliminates this problem by providing a single endpoint to query and shape the data you request. You may remember that we briefly touched on the usage of YQL via standard HTTP Request calls in Chapter 2, however, in this chapter, we will be utilizing the built-in Titanium YQL methods.

Titanium has built-in support for YQL, and in this recipe we will create a simple application that searches for stock data on the YQL network, and then displays that data in a simple label.

Note

Note that when using YQL in an un-authenticated manner (such as we are doing here), there is a usage limit imposed of 100,000 calls per day. For most...