Scroll up UITableView when keyboard is shown

gistfile1.m

- (void)keyboardWillBeShown:(NSNotification*)aNotification{
    CGFloat mainViewScrollUp;
    NSDictionary* info = [aNotification userInfo];
    CGSize keyboardSize = [[info objectForKey:UIKeyboardFrameBeginUserInfoKey] CGRectValue].size;
    mainViewScrollUp = keyboardSize.height;
    
    UIEdgeInsets contentInsets = UIEdgeInsetsMake(0.0, 0.0, keyboardSize.height, 0.0);
    self.uiTableView.contentInset = contentInsets;
    self.uiTableView.scrollIndicatorInsets = contentInsets;

    CGPoint scrollPoint = CGPointMake(0.0, mainViewScrollUp);
    [UIView animateWithDuration:0.01f
                     animations:^{
                         [self.uiTableView setContentOffset:scrollPoint animated:YES];
                     }
     ];
}