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.
Knowing Struts will probably help a little, because Struts covers a lot of the same ground that Stripes covers. So you'd be familiar with what such a framework can do for you, even if Struts goes about it in a different way. It's not required in any way, though.