title: Date picker should appear when a button is clicked
body: <p>hi i am new to iphone/ipad programming .This program i will be doing for ipad so i wanted help My question is by clicking a button can date picker appear and the when the date is chosen , i want it to be stored in a text field , or is it better to insert a calender instead of date picker ?  If so how can i add a normal calender and how to code it   </p>
  
  <p>what changes should i do in a nib file ?? will the date will be shown in the text field ?? shouldnt there be a UITextField ??</p>