Introduction to cross platform mobile development. What is Xamarin, how to leverage C# on Android and iOS and share code. Talk involved a demo of file linking and a master/detail flow on all platforms and a walk through of how to create new projects inside of Visual Studio and Xamarin Studio.

1. Cross Platform Mobile
Development in C#
James Montemagno, Developer Evangelist
@JamesMontemagno

2. Hi, I’m James.
Xamarin Developer Evangelist

3. Windows Developer in Phoenix

4. Mobile Developer in Seattle

5. Success
Android
iOS
Windows Phone
Windows Store

6. Cross Platform
iOS, Android, Windows, Windows Phone, Mac
2.5+ Billion Devices!

7. Code Sharing
Objective-C, Java, C#
Not much re-use 

8. C# is Awesome
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Shorter, Simpler, More Maintainable
LINQ
Lambdas
Events
Generics
Async/Await

9. Code Sharing
Write it all in C#

10. What is Xamarin?
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Write Android/iOS in C#
Built on Mono
Compiles to Native App
Re-use code on all platforms

11. No Compromise
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Full API Coverage
Beautiful C# Bindings
If you can do it in
Java/Objective C you
can do it in C#

12. Developing with Xamarin
Xamarin Studio
PC or Mac
Visual Studio Plugin
VS 2012/2013

13. Code Sharing
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File Linking
Project Linking
Portable Class Libraries

14. Awesome Stuff
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Data Binding on ALL Platforms
• MVVMCross
• ReactiveUI
Component Store
NuGet Support

15. Let’s
Code!