What is urlsession?
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How are non-atomic and atomic properties different? Which one is the default property for synthesized properties?
Difference between categories and extensions?
What is bundle id?
Why do we override drawrect: method?
How do you stop apps running in the background on ios?
What is auto-layout?
Is a delegate retained?
How we can execute some code when app is in background?
What are moments and collections?
Mention what is the use of po command in xcode?
. How do you change the content of your app in order to change the views displayed in the corresponding window?
How to add an iphone os user to your team as a tester?