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.
Which API would you use to parse XML data that was grammar based? A fundamental need is that if a message does not match a set of grammar rules (defined in applic.), the application indicates that it cannot be parsed.