Limits of Cross-Platform Development by Robert Virkus

Watch the video here: https://vimeo.com/70770595

Transcript

1. Limits of Cross-platform Development Robert Virkus @robert_virkus 16:00 - 16:30
2. Enough Software A Team of Mobile Enthusiasts Headquarter: Bremen, Germany Customer base: worldwide
3. 2005 -4,600 M Earth forms -3,500 M Life forms -2,000 M Complex life forms -225 until -65 M Age of dinosaurs -3 M Stone age
6. Our products Open Source Tools for App Developers The standard framework for Java ME development Automatic porting to Android and BlackBerry More than 1 million downloads Rich UI Library for Samsungs bada platform Native API extensions optimize app performance Native BlackBerry UI development made easy J2ME Polish
8. Non-Profit Project Mobile Developer’s Guide to the Galaxy The popular, and free, handbook for developers and decision makers Community-driven, objective, and non-profit 45,000 hardcopies distributed, over 100k in downloads 12th Edition out now Download at enough.de/mdgg Tweet about it #mdgg
9. The Difficulties of Going cross-Platform (c) Madlen Ehrlich
10. Mobile Platforms J2ME
11. Mobile Platforms
12. Cross-Platform Challenges 1. Programming Languages 2. Features 3. In app purchase 4. In app advertisement 5. Push Notifications 6. Desktop Integration 7. UI & UX 8. OS Versions
13. 10 Objective-C C/C++ C# Java JavaScript Challenge: Programming Languages
14. Challenge: In-App Purchase
15. Challenge: In-App Advertisement
16. 0 1024 2048 3072 4096 5120 6144 7168 8192 Max Push Size in Bytes iOS Android Windows Phone BlackBerry Data size from 256 bytes to 8kb Different transport protocols Different options (direct text, data) Different desktop visualisations (badges, notifications) Challenge: Push Notifications
17. Challenge: Features J2ME
18. realistic vs digital design Challenge: UI & UX: Design Paradigm
19. Challenge: UI & UX: Desktop Integration
20. Challenge: UI & UX sample: Long Lists
21. Challenge: UI & UX: Navigation Keys
22. Challenge: OS Versions 2.3 4.x 5.x 6.x 7.5 8.x 6.x 7.x 10 The platforms themselves evolve all the time
23. Cross-Platform Strategies 1. Native 2. HTML 5 3. ANSI C 4. Cross-platform tools
24. Native Apps 1 team per platform Best integration Best reach But: most effort Photos (left to right): (c) Julian Fong/levork flickr.com/photos/levork/4074351034 (c) Julian Fong/levork flickr.com/photos/levork/3023757995 (c) Julian Fong/levork flickr.com/photos/levork/2697173209
25. verious.com
26. chupamobile.com
27. cocoacontrols.com
28. Native Apps Asset Sharing Concept & Resources Data structures & algorithms Code sharing of business model
29. Who’s Gonna pay For it?! (c) mac_filko flickr.com/photos/mac_filko/6405755185
30. App Stores != Freedom (c) Pascal/pasukaru76 flickr.com/photos/pasukaru76/3926591032
31. The Holy Grail (c) Daniel Novta/pj_vanf flickr.com/photos/vanf/6227607167
32. ANNO 2011 (c) Do-Hyun Kim/stick_kim flickr.com/photos/stickkim/6013799664
33. ANNO 2011 (c) Do-Hyun Kim/stick_kim flickr.com/photos/stickkim/6013799664 Source: http://app.ft.com
34. “I think the biggest mistake we made as a company is betting too much on HTML5 as opposed to native.” Source: http://www.forbes.com/sites/jjcolao/2012/09/19/facebooks-html5-dilemma-explained photo (c) kris krüg/kk+ flickr.com/photos/kk/2326609919
35. Beware of the Uncanny Valley (c) Gnsin en.wikipedia.org/wiki/File:HONDA_ASIMO.jpg
36. Beware of the Uncanny Valley (c) Gnsin en.wikipedia.org/wiki/File:Actroid-DER_01.jpg
37. Beware of the Uncanny Valley Source: http://en.wikipedia.org/w/index.php?title=File:Mori_Uncanny_Valley.svg
38. Beware of the Uncanny Valley Sources: http://snippetspace.com/portfolio/iwebkit/ http://www.jqtouch.com/ http://itabbar.com/
39. (c) mac_filko flickr.com/photos/mac_filko/5494761933 Security
40. Source: www.filldisk.com Security
41. Content Heavy (c) Pascal/pasukaru76 flickr.com/photos/pasukaru76/5268559005
42. (c) Do-Hyun Kim/stick_kim flickr.com/photos/stickkim/6013799664 Content that needs Freedom
43. Hybrid Super Power (c) Julian Fong/levork flickr.com/photos/levork/4074351034
44. Native HTML5 Past Future
45. C-Level ANSI everywhere Wrapper for native functions ...pretty hardcore (c) Anthony/pfarrell95 flickr.com/photos/65005341@N03/6159914280
46. Cross-Platform Tools Games Are From Mars ApPs From Venus Photos (left to right) (c) mac_filko flickr.com/photos/mac_filko/5034317866 (c) mac_filko flickr.com/photos/mac_filko/5125597527
47. Mobile OS you Is it worth it? Your App Code
48. Mobile OS Porting Tool Your App Code you Is it worth it?
49. how? Choosing the right Cross-platform Strategy
50. how? Idea, Features & Content Target Audience & Platforms Competition Marketing Budget Developer Know-how Choosing the right Cross-platform Strategy
51. (No) Return of the Zombie Apps Source: http://gigaom.com/europe/app-store-infested-with-zombie-software-claims-analytics-startup-adeven Photo: (c) Mark Anderson/andertoons flickr.com/photos/andertoons-cartoons/4392594997 Zombie Alive
52. Thanks! Questions? Sögestr. 70 28195 Bremen www.enough.de twitter: @enoughsoftware Robert Virkus twitter: @robert_virkus robert@enough.de Download dev guide at enough.de/mdgg