Empty space appears on IOS runtime ScrollView-Solution

The uiviewcontrollers in iOS7 set the automaticallyadjustsscrollviewinsets. If the Yes,scrollview is automatically adjusted according to the status bar, navigation bar and tool bar or tab bar height. You can do this by setting it on the right side of the storyboard, and uncheck "Adjust Scroll View Insets" in Attributes Inspector.

Translated from:

Http://stackoverflow.com/questions/19252852/extra-space-inset-in-scroll-view-at-run-time

Reference:

Http://stackoverflow.com/questions/20630059/why-uiscrollview-is-leaving-space-from-top-in-ios-6-and-ios-7