How can I tell my app is running on iPhone4 so I can load the correct size of image remotely?

Question

I know the locally I can use the @2x images, how do I do this for remote images? I just need to know whether I am on iPhone / iPhone 4 and then determine the image width & height to load.

Answer 1

See http://stackoverflow.com/questions/3652930/high-resolution-images-in-a-uiwebview/3653180#3653180