When considering how to build iOS and Android applications, many people think that the indigenous languages, Objective-C and Java, respectively, are the only choice. However, over the past few years, an entire new ecosystem of platforms for building mobile applications has emerged. Alius will tell us why Xamarin is unique in this niche and how to start dealing with it.

1. Xamarin:
Create
na,ve
iOS,
Android
and
Windows
apps
in
C#
Alius
Petraška,
Senior
Mobile
Developer

2. C#
The best language for Windows development
Modern Features • Advanced Tools • Proven Libraries • Large Community

3. Intro

8. C# + ______
Xamarin makes C# the best language for mobile development
Native Code Generation • Platform API Bindings • Code Sharing • Visual Studio

9. Productive environment
Shared Code
High Performance

10. Reason #1
LINQ Support
Work With XML Easily XDocument
Event Handling & Delegates

11. Reason #2

12. Reason #3
Objective-C
C# with Xamarin

13. Reason #4
Objective-C
C# with Xamarin

14. Reason #5
Java
C# with Xamarin
or async

15. Reason #6

18. Build App Multiple Times

19. The Write-Once-Run-Anywhere Approach

20. Xamarin’s Unique Approach

21. What is native?
Native User Interfaces
Native API Access
Native Performance

22. Windows API’s

23. iOS API’s

24. Android API’s

25. Anything you can do in Objective-C, Swift
or Java can be done in C# with Xamarin!

26. Emerging Technologies & Devices
Android Wear
Google Glass
Amazon Fire
Phone
Amazon Fire TV

27. a
C# runs on ~2.6 Billion Devices

28. Disadvantages
• You need a license
• It’s not a shared UI Platform
• You need to understand each platforms UI controls and
UX recommendations
• You need a Mac for iOS development

29. Xamarin Studio

30. NuGet

31. F#

32. Windows Azure welcomes Xamarin

33. Telerik UI for Xamarin

34. Free

35. @aliuspetraska