gistfile1.m

- (void) keyboardWillHide:(NSNotification *)nsNotification {   

    NSDictionary * userInfo = [nsNotification userInfo];
    CGSize kbSize = [[userInfo objectForKey:UIKeyboardFrameBeginUserInfoKey] CGRectValue].size;
    
    CGRect newFrame = [tableframe];   

    CGFloat kHeight = kbSize.height;

    if(UIInterfaceOrientationIsLandscape([UIApplication sharedApplication].statusBarOrientation)){
        kHeight = kbSize.width;
    }    

    newFrame.size.height += kHeight;

    // save the content offset before the frame change
    CGPoint contentOffsetBefore = table.contentOffset;

    [table setHidden:YES];

    // set the new frame
    [table setFrame:newFrame];   

    // get the content offset after the frame change
    CGPoint contentOffsetAfter =  table.contentOffset;

    // content offset initial state
    [table setContentOffset:contentOffsetBefore];

    [table setHidden:NO];

    [UIView animateWithDuration:0.25
                     animations:^{
                         [table setContentOffset:contentOffsetAfter];
                     }
                     completion:^(BOOL finished){       
                         // do nothing for the time being...                         
                     }
     ];

}