iOS 7 UITableView: How to remove space between navigation bar and first cell

Question

Description of the problem: with iOS 7 in grouped UITableView there is a gap between the top of the table view and the first cell.

The strange part is th

Answer 1

In the UIViewController.h iOS9 SDK have a method:

@property(nonatomic,assign) BOOL automaticallyAdjustsScrollViewInsets NS_AVAILABLE_IOS(7_0); // Defaults to YES

is not a property, so

self.automaticallyAdjustsScrollViewInsets = NO; 

should be

-(BOOL)automaticallyAdjustsScrollViewInsets{   
     return NO;
}