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.
(1)If we specify the size of the result String str then this is working..If i don't specify the size then it is not working can anyone tell me why this difference is there? (2)If i don't pass str,then null is coming..