1. iOS 7 Tech Talks summary
by Alexandra Pozdnyakova
for anywayanyday.com

2. 64 bit
●
NSInteger and int
●
32-bit framework is needed for 32-bit apps
●
Read/write 64 OR 32 bit data

3. iOS 7 + iOS 6
●
Optional frameworks
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&const != nil
●
respondsToSelector
●
●
Background fetch doesn't work on iOS 6 (callback is
never called)
Remote notifications – just don't send if iOS 6 (they
will be ignored)

4. Reduce app size
●
Take inventory
●
Use compression
●
Download your data later

5. Security & Privacy
●
●
●
Protect your data (encrypting)
Encrypted data is not available when the device is
locked if not specified otherwise
Secure transport

6. Method data

7. XCode
●
Renaming IB objects
●
Memory Warnings

8. Simulator gems
●
Toggle in-call status bar
●
Color blended layers
●
Simulate background fetch

9. Profiling gems
●
Profile background fetch
●
Call tree
●
CPU strategy view – use all cores!

10. Testing localization
●
●
Create different schemas for different languages
Most Popular languages: English, French, Italian,
German, Spanish; Japanese, Korean, Chinese
(Mandarin & Traditional); Brazilian Portuguese,
Russian, Turkish, Arabic

11. AppStore
●
Alternative Price Tiers
●
App store prices change from NZ to USA

12. iOS 7 gems
●
NSURLComponents
●
NSByteCountFormatter
●
Text: Dynamic Type + Font Descriptors
●
App Switcher Snapshot
●
Remote (silent) notifications

13. Animation
●
●
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UIMotionEffect (accelerometer data - parallax)
UIKit Dynamics (physics-based engine – lock
screen)
Custom Transitions