This week's book giveaway is in the General Computing forum. We're giving away four copies of Arduino in Action and have Martin Evans, Joshua Noble, and Jordan Hochenbaum on-line! See this thread for details.
We are going to develop a portal application in which in a portal page we need to display either admin or distributer or retailer portlet. Now the admin portlet can also accommodate distributer, retalier and other portlets. So how to handle this?