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http://www.cocoaheads.fr
@cocoaheadstls
Google group: CocoaHeads
Toulouse
melanie@cocoaheads.fr
iOS Tech Talk London
CocoaHeads Toulouse - 30/01/2014

Mélanie Bessagnet
ekito
@MBessagnet
The following takes place
between 09:00 A.M. and 07:00 P.M.
in Novotel London West Hotel
09:00 a.m.
General Presentation

•

« iOS 7 is the 7th OS »

•

80% iOS 7 adoption

•

Good strategy: maintain
current iOS and iOS-1
09:00 a.m.
General Presentation
«   Build great apps is to build what matters to
people   »
•

inviting: great first impression

•

state-of-the-art: take advantage of latest technologies

•

designed: attention to details

•

stand out: noticed for the right reason

Examples: Zite, Evernote, American Airlines, Paper, WWF
Together.
Look at Design Awards winners
10:00 a.m.
iOS 7 Design
•

Mike Ster n, UX evangelist (@TheMikeStern)

•

Principles to apply: Clarity/Deference/Depth

•

Clarity
•
•

•

UI is about communication
Easiest to understand

Deference
•

•

Putting content first (e.g. edge-to-edge photos)

Depth
•

Life-like interact
10:00 a.m.
iOS 7 Design
•

Minimize indications!

•

Effects (blur, transparency) and animations need to
mean something

•

Keep people oriented: zoom in / zoom out
animations

•

Focus attention
« Design is a process of experience »
10:00 a.m.
iOS 7 Design

Simplify! Simplify! Simplify!
11:00 a.m.
Architecture Part 1
•

Dave Delong, App Frameworks evangelist (@DaveDelong)

•

Motion Effects & Dynamics
•

Parallax

•

Add realistic, physic-like additions to view 

•

Custom Transitions

•

Extended Layouts

•

TextKit
•

Styles

•

Dynamic types: increasing text size

•

Font descriptors
12:00 P.m.
I am not Jack Bauer
12:30 p.m.
Distribution & Marketing
•

Distribution
•

1 million apps

•

800 apps downloaded per second

•

App Store presence
•

Icon, description

•

Screenshots: avoid text overlays that hide app
contents
12:30 p.m.
Distribution & Marketing
•

Universal app: 33% catalog

•

Free vs Paid vs Paymium vs Freemium
Downloads
Retention
Conversion
12:30 p.m.
Distribution & Marketing
•

Interact with Apple
•

AppStorePromotion@apple.com

•

appoftheweek@apple.com

•

Marketing assets: AppStoreMarketing@apple.com

•

Plan for 2 weeks for review

•

Promotion http://www.youtube.com/watch?
v=FCoy6UVgyU4
12:30 p.m.
Distribution & Marketing
•

iTunes Connect
•

Valuable features
•

Promo codes: reserve for media and influencers

•

App transfer

•

Alternate price tiers: only on iTunes Connect (e.g. 1$/1 €/1£)

•

Localization setup: XML feed for repetitive actions

•

Scheduling sale for international timezones
02:00 p.m.
Architecture Part 2
•

Dave Delong part 2

•

64 bit
•

Universal code base (iOS and MacOS)

•

Objective-C runtime optimization

•

All code must be 64 bit (including libraries)

•

Formats and types must match

•

Read «   64-bit Transition Guide for Cocoa
Touch   »  
02:00 p.m.
Architecture Part 2
•

M7
•

Motion Aware (gyroscope, accelerometer)

•

Measures motion data

•

iOS adjusts behavior on motion

•

CoreMotion framework
03:00 p.m.
iOS 7 Technologies
•

Paul Marcos, App Services evangelist

•

Background transfers: NSURLSession
•

•

NSURLSessionDownloadTask: supports suspend, resume, cancel

Multitasking
•
•

Remote notifications: silent push notifications

•
•

Snapshots = state of the app

Background fetch

iBeacon
04:00 p.m.
Security and Privacy
•

Paul Danbold, Core OS technologies evangelist

•

Security
•
•

Data protection: beware keychain access when device locked

•

Hide sensitive data from Snapshots

•
•

Responsibility falls to developers

See iOS Security PDF

Privacy
•

iOS gives more and more control to the user. Make it easy to know what the app does
with his data.

•

App have to work even if user does not allow access

•

Respect user privacy: don’t ask over and over
05:00 p.m.
Tips & Tricks
•

Method completion: type “-“ and directly method name

•

Live replace with «Edit in Scope» (Editor Menu)

•

Debug quick looks: debugQuickLookObject

•

Status bar in-call (⌘-Y)

•

Test with Instruments
•

Call trees: thread backtrace
05:00 p.m.
Tips & Tricks
•

URL Utilities
•
•

•

scheme/host/path/query
NSURLComponents instead of appendingPath

Localization
•

« Think globally but be local. Store is worldwide »

•

Create scheme by language

•

Scheme editor > arguments passed on launch
•

AppleLanguages (fr)

•

AppleLocale (fr_FR)
Links
•

All Tech Talks videos and presentations
•

•

https://developer.apple.com/tech-talks/videos/

French post on ekito’s blog
•

http://www.ekito.fr/people/?p=3908
Thank you
for your attention
Any Questions?

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CocoaHeads Toulouse - iOS TechTalk - Mélanie Bessagnet

  • 2. iOS Tech Talk London CocoaHeads Toulouse - 30/01/2014 Mélanie Bessagnet ekito @MBessagnet
  • 3.
  • 4. The following takes place between 09:00 A.M. and 07:00 P.M. in Novotel London West Hotel
  • 5. 09:00 a.m. General Presentation • « iOS 7 is the 7th OS » • 80% iOS 7 adoption • Good strategy: maintain current iOS and iOS-1
  • 6. 09:00 a.m. General Presentation «   Build great apps is to build what matters to people   » • inviting: great first impression • state-of-the-art: take advantage of latest technologies • designed: attention to details • stand out: noticed for the right reason Examples: Zite, Evernote, American Airlines, Paper, WWF Together. Look at Design Awards winners
  • 7. 10:00 a.m. iOS 7 Design • Mike Ster n, UX evangelist (@TheMikeStern) • Principles to apply: Clarity/Deference/Depth • Clarity • • • UI is about communication Easiest to understand Deference • • Putting content first (e.g. edge-to-edge photos) Depth • Life-like interact
  • 8. 10:00 a.m. iOS 7 Design • Minimize indications! • Effects (blur, transparency) and animations need to mean something • Keep people oriented: zoom in / zoom out animations • Focus attention « Design is a process of experience »
  • 9. 10:00 a.m. iOS 7 Design Simplify! Simplify! Simplify!
  • 10. 11:00 a.m. Architecture Part 1 • Dave Delong, App Frameworks evangelist (@DaveDelong) • Motion Effects & Dynamics • Parallax • Add realistic, physic-like additions to view  • Custom Transitions • Extended Layouts • TextKit • Styles • Dynamic types: increasing text size • Font descriptors
  • 11. 12:00 P.m. I am not Jack Bauer
  • 12. 12:30 p.m. Distribution & Marketing • Distribution • 1 million apps • 800 apps downloaded per second • App Store presence • Icon, description • Screenshots: avoid text overlays that hide app contents
  • 13.
  • 14. 12:30 p.m. Distribution & Marketing • Universal app: 33% catalog • Free vs Paid vs Paymium vs Freemium Downloads Retention Conversion
  • 15. 12:30 p.m. Distribution & Marketing • Interact with Apple • AppStorePromotion@apple.com • appoftheweek@apple.com • Marketing assets: AppStoreMarketing@apple.com • Plan for 2 weeks for review • Promotion http://www.youtube.com/watch? v=FCoy6UVgyU4
  • 16. 12:30 p.m. Distribution & Marketing • iTunes Connect • Valuable features • Promo codes: reserve for media and influencers • App transfer • Alternate price tiers: only on iTunes Connect (e.g. 1$/1 €/1£) • Localization setup: XML feed for repetitive actions • Scheduling sale for international timezones
  • 17. 02:00 p.m. Architecture Part 2 • Dave Delong part 2 • 64 bit • Universal code base (iOS and MacOS) • Objective-C runtime optimization • All code must be 64 bit (including libraries) • Formats and types must match • Read «   64-bit Transition Guide for Cocoa Touch   »  
  • 18. 02:00 p.m. Architecture Part 2 • M7 • Motion Aware (gyroscope, accelerometer) • Measures motion data • iOS adjusts behavior on motion • CoreMotion framework
  • 19. 03:00 p.m. iOS 7 Technologies • Paul Marcos, App Services evangelist • Background transfers: NSURLSession • • NSURLSessionDownloadTask: supports suspend, resume, cancel Multitasking • • Remote notifications: silent push notifications • • Snapshots = state of the app Background fetch iBeacon
  • 20. 04:00 p.m. Security and Privacy • Paul Danbold, Core OS technologies evangelist • Security • • Data protection: beware keychain access when device locked • Hide sensitive data from Snapshots • • Responsibility falls to developers See iOS Security PDF Privacy • iOS gives more and more control to the user. Make it easy to know what the app does with his data. • App have to work even if user does not allow access • Respect user privacy: don’t ask over and over
  • 21. 05:00 p.m. Tips & Tricks • Method completion: type “-“ and directly method name • Live replace with «Edit in Scope» (Editor Menu) • Debug quick looks: debugQuickLookObject • Status bar in-call (⌘-Y) • Test with Instruments • Call trees: thread backtrace
  • 22. 05:00 p.m. Tips & Tricks • URL Utilities • • • scheme/host/path/query NSURLComponents instead of appendingPath Localization • « Think globally but be local. Store is worldwide » • Create scheme by language • Scheme editor > arguments passed on launch • AppleLanguages (fr) • AppleLocale (fr_FR)
  • 23. Links • All Tech Talks videos and presentations • • https://developer.apple.com/tech-talks/videos/ French post on ekito’s blog • http://www.ekito.fr/people/?p=3908
  • 24. Thank you for your attention Any Questions?

Editor's Notes

  1. people don’t care about the last API but want creativity, have to be intuitively need to feel just right for what is intended for Evernote ont refait leur app iOS 7 comme si c’était leur 1ere création WWF Together: app iPad. inventive interactions. uses motion, openGL
  2. Oriented: appli photos. On sait d’où on part et où on va revenir Focus attention: barre de recherche safari. cache tout autour pour mettre en évidence
  3. Motion effects: les effets sur les alert view « How things feels are really important » se rapprocher de la vraie vie  Custom transitions: pas seulement push d’un écran à l’autre
  4. 800 apps par seconde. Comment se démarquer ?
  5. Paid: significant part Paymium: paid + in-app Freemium: free + in-app Can you segment experience free + paid?
  6. PAUSE VIDEO !
  7. Promo codes dispo dès « Ready for state » or « Pending release » states 
  8. Runtime: compiler do more work
  9. Was done by the CPU but now by M7
  10. Remote notif: push delivered to app even when not frontmost Silent push: no alert or sound parameter, user not notified
  11. Remote notif: push delivered to app even when not frontmost Silent push: no alert or sound parameter, user not notified
  12. Remote notif: push delivered to app even when not frontmost Silent push: no alert or sound parameter, user not notified
  13. Remote notif: push delivered to app even when not frontmost Silent push: no alert or sound parameter, user not notified
  14. Remote notif: push delivered to app even when not frontmost Silent push: no alert or sound parameter, user not notified