Designing for Retina display

Notes

The guys at bjango came up with a nice workflow regarding the need of two sets of images for the different iPhone resolutions. They explain how they use just one photoshop document for both resolutions. This is a nice resource for iPhone designers:

http://bjango.com/articles/designingforretina/

and the second part is a great most commmon questions about designing for retina:

http://bjango.com/articles/designingforretina2/

I want to share a last ressource with some important basics about designing for iPhone and iPad, with great templates inside:

http://mobile.tutsplus.com/tutorials/mobile-design-tutorials/iphone-design-templates/