What size is 1x and 2x?
Explain how to hide images in ios?
Explain ios switching applications?
What is swift nsarray?
What is the order of dialog-box in android?
What are content providers?
What is category and class extension?
What is appdelegate?
What does static analyser do?
Can enum be extended in swift?
From which ios version, arc is supported?
Explain the features is ios 6?
What is difference between atomic and nonatomic in ios?
what are the other notifications in android?
Does Android support the Bluetooth serial port p roflle?