UIApplication* myApplication = [UIApplication sharedApplication];
myApplication.networkActivityIndicatorVisible = YES;

Network Activity Indicator
UIApplication* myApplication = [UIApplication sharedApplication];
myApplication.networkActivityIndicatorVisible = YES;

Network Activity Indicator
Apple barely scratched the surface on all of the new features in store for the iPhone OS 3.0. Apple apparently decided to save a few pleasant surprises for the official release of iPhone OS 3.0. Two biggies are: video recording and Internet tethering functionalities.
Internet tethering allows the user to share their cellular data network to their desktop machines over bluetooth or USB.

iPhone Internet Tethering Settings

Internet Tethering
In addition, subscribers to Apple’s MobileMe suite of cloud services will be able to locate stolen a device geographically using the web interface.
There you go — Apple has just announced that its Worldwide Developer Conference 2009 will take place from June 8th through June 12th in sunny San Fransico. Apple has a few surprises up its collective sleeve. So what do you guys think? Netbook? Snow Leopard? Tablet? More than one new iPhone model? Hit the comments section and be heard.

WWDC 2009
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