What is shared instance in ios?
What is a memory leak in ios?
How to use core data objects between two threads?
Explain what is the stack of autorelease pools. How autorelease pool work under the hood?
What is the difference between viewdidload and viewwillappear?
Explain stack and heap?
Can you please explain the difference between nsarray and nsmutablearray?
What is uikit framework in ios?
Which language is used in ios?
. How do you change the content of your app in order to change the views displayed in the corresponding window?
What is the purpose of UIWindow object in iOS operating system?
what is the difference between nonatomic & atomic ? which is thread safe and why
are you using charlesproxy ? Why/why not ?