CollectionView duplicate cell when loading more data

Question

The problem:

I have a CollectionView which loads a UIimage into each cell. However my problem is that when I load additional cells with more images

Answer 1

in your custom cells setupData() method try the following:

func setupData(){
  self.imageView.image = nil // reset the image

  if let urlString = data{
    let url =  NSURL(string: "http://image.tmdb.org/t/p/w342/" + urlString)
    self.imageView.hnk_setImageFromURL(url!)
  }
}