These are the slides I used at a lecture in YAPC::EU 2010 about running Perl on the Android mobile device operating system. There is a screencast (audio + video) of it, which will hopefully become available soon.

1. When Perl met Android

3. Sysadmin / Perl Ninja

4. http://search.cpan.org/~xsawyerx/

5. http://blogs.perl.org/users/sawyer_x/

7. Developed by Google for mobile devices

8. Java UI framework.

10. Android holds 28% - 2nd place

11. iOS holds 21% - 3rd place.

12. [NPD Group study]

14. Over 70,000 apps available for Android

15. About 60K Android devices sold daily, about 22M a year

16. About 60% of Android Apps are free compared to iPhone’s 25%

17. U.S. make up 65% of Android devices.

19. Linux-based

20. Open source

21. Community-driven

22. Pretty UI

23. Well supported

24. Has an emulator.

26. Java..

27. Java...

29. (Formerly ASE: Android Scripting Environment)

30. Java bridge between interpreters and Android

31. JSON RPC server

32. Serializes object methods and params to JSON

33. Root required for new interpreters

34. Supports Python, JRuby, Perl, Lua, Javascript...

35. 6 lines for a barcode scanner!

37. Dialogs (input, alert, selections, progress, etc.)

38. GPS, ringer mode, airplane mode, etc.

39. Sensors, vibrators, etc.

40. Data on the phone (contacts, SMS msgs)

41. Run servers in the background

42. (Stevan got Plack running!)

43. (I got Dancer running!)

45. Provides an object

46. Uses AUTOLOAD to provide any API method

47. Returns hash with results (errors, msgs, etc.)

48. use Android;

49. my $droid = Android->new;

50. $droid ->speak( “Hello from Perl!” );

52. An SMS msg and a contact

53. It sends the SMS when you reach the location

54. Supports tags (such as country name)

55. Roughly 90 lines of code in a single file

56. Would have helped me avoid my first ticket.

58. Create a virtual device

59. Install SL4A

60. Add a Perl interpreter

61. Write your script

62. Upload it to the virtual device

63. Run, Forest... RUUUUUN [the script] !!