How do I add a gradient to the text of a UILabel, but not the background?

hey, I want to be able to have a gradient fill on the text in a UILabel I know about CGGradient but i dont know how i would use it on a UILabel's text i found this on google but i cant manage to get it to work http://silverity.livejournal.com/26436.html

[izit_kosuke]

UILabelのグラデーション

[paella]

UILabelにグラデーションをかけるTips。あとで試して、ブログにまとめよう。