UITableView backgroundColor always gray on iPad (fix)

Here is a quick fix to get rid of gray background color on grouped style UITableView.

if ([tableView respondsToSelector:@selector(backgroundView)]){
            tableView.backgroundView = nil;
        [tableView setBackgroundColor:[UIColor clearColor]];
}

Add SearchBar As UITableView's Header

Write This Code In Your viewDidLoad Method To Add a Search Bar As Your TableView's Header

UISearchBar *temp = [[UISearchBar alloc]initWithFrame:CGRectMake(0, 0, 320, 45)];
temp.barStyle=UIBarStyleBlackTranslucent;
temp.showsCancelButton=NO;
temp.autocorrectionType=UITextAutocorrectionTypeNo;
temp.autocapitalizationType=UITextAutocapitalizationTypeNone;
temp.delegate=self;
YourTable.tableHeaderView=temp;
[temp release];