What is notification in iOS?
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How many bytes we can send to apple push notification server?
How to de-symbolicate crash log?
What is the purpose of UIWindow object in iOS operating system?
What is the purpose of reuseidentifier? What is the benefit of setting it to a non-nil value?
What is object graph in ios?
Define decoding or deserialization?
Why don’t we use strong for enum property in objective-c ?
What is the use of double question marks (“??”) ?
how you can delete a smart group created in Xcode?
Explain application sandboxing.
What is @implementation?
When can you get ios 13?