Removing extra separator lines for empty rows in UITableView

- (void) viewDidLoad
{
  [super viewDidLoad];

  self.tableView.tableFooterView = [[[UIView alloc] init] autorelease];
}

iPhone - Create custom UITableViewCell top and bottom borders

tableView.separatorStyle = UITableViewCellSeparatorStyleNone;

// Draw top border only on first cell

if (indexPath.row == 0) {

    UIView *topLineView = [[UIView alloc] initWithFrame:CGRectMake(0, 0, self.view.bounds.size.width, 1)];

    topLineView.backgroundColor = [UIColor grayColor];

    [cell.contentView addSubview:topLineView];

}

UIView *bottomLineView = [[UIView alloc] initWithFrame:CGRectMake(0, cell.bounds.size.height, self.view.bounds.size.width, 1)];

bottomLineView.backgroundColor = [UIColor grayColor];

[cell.contentView addSubview:bottomLineView];

How to check document directory file your image is there or not

    NSArray *paths = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES);

    NSString *documentsDirectory = [paths objectAtIndex:0]; // Get documents folder

    NSString *imagePath = [documentsDirectory stringByAppendingPathComponent:@"/progress/before.png"];

  if (![[NSFileManager defaultManager] fileExistsAtPath:imagePath])

    {

       //file not exits in Document Directories

        imageviewname.image = [UIImage imageNamed:@"add_photo_block_hires.png"];

    }

    else

    {

        //file exist in Document Directories

         imageviewname.image =[UIImage imageWithContentsOfFile:imagePath1];

    }

How to remove uiview from uiscrollview in iphone

      if([viewname superview]!=nil)

        {

            for(UIView *subview in [scrollviewname subviews]) {

                if([subview isKindOfClass:[viewname class]]) {

                    [subview removeFromSuperview];

                }

            }

        }

Pop back to a specific viewcontroller in the navigationController

[self.navigationController popToViewController:[[self.navigationController viewControllers] objectAtIndex:2] animated:YES];