This week's book giveaway is in the Mac OS forum. We're giving away four copies of a choice of "Take Control of Upgrading to Yosemite" or "Take Control of Automating Your Mac" and have Joe Kissell on-line! See this thread for details.
The idea of a Portal is that you have a Portal server that serves "portlets" which are widget-like page fragments that are combined into a single page. The specification most commonly used to create portlets in Java is JSR 168.