how to Set Edges and TableView Frame Hight IOS/Iphone

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  self.edgesForExtendedLayout=UIRectEdgeNone;
    self.extendedLayoutIncludesOpaqueBars=NO;
    self.automaticallyAdjustsScrollViewInsets=NO;
    self.navigationItem.backBarButtonItem = [[UIBarButtonItem alloc] initWithTitle:@"" style:UIBarButtonItemStylePlain target:nil action:nil] ;


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 CGRect frame = tblvw.tableHeaderView.frame;
    frame.size.height = 1;
    UIView *headerView = [[UIView alloc] initWithFrame:frame];
    [tblvw setTableHeaderView:headerView];
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