How to do upload of large sized video file to server ? while uploading user presses “Homebutton” How long will execute?
What is dispatch queue in ios swift?
What is the difference between developer and enterprise developer accounts?
What is cocoa touch?
what is the difference between nonatomic & atomic
What is protocol in ios swift?
Functionality of accelerometer of an iphone
What is nonatomic in ios?
Will iphone 5s get ios 13?
What is a retain cycle?
What is block in ios?
what is the use of PO command in Xcode?
What is core data in ios swift?