Adobe Integrated Runtime (AIR) makes it simple to bring previously web-only applications for the desktop, allowing them to run traditional applications together on a computer that the end user. In this book you will learn how to create mashup applications from a wide range of web services, feeds, and APIs using Adobe Flash and Flex together with HTML and JavaScript (Ajax). weather widget. You'll discover just why you might want to build a widget or a desktop application rather leaving things web-based, then you will create applications using Flex Builder and AIR and learn how best to distribute it. Creating Mashups with Adobe Flex and AIR provides all you need to get you up and running quickly, while also giving you a solid understanding of the technology involved so you can take things furtherto place that is only limited by your imagination. In this book you will learn how to use Flex 3 in conjunction with ActionScript 3.0 to build powerful applications, how you can use Adobe AIR to take your application from the Web and the desktop; difference between developing for the Web and for the desktop, how you can use popular web service APIs such as Flickr, Amazon, Google, Twitter, and Last.fm as data sources for your application, and how to optimize your applications for fast and efficient performance. Chapter 3 An Introduction to Flex Chapter 4 Chapter 5 Components Flex your muscles stretch Chapter 6 Flex Application Performance Management Chapter 7 Debugging Flex 3: Tried-and-True, Plus New Chapter 8 Getting the Most from API Chapter 9 mashing Up Function Chapter 10 SWX: A Native Flash Data Format Chapter 11 Take it to the Desktop Chapter 12 Developing for the Desktop with AIR Chapter 13 Adding More Desktop Elements to Building Web Desktop Experience Chapter 14 Chapter 15 Completing the Experience