Is it possible to have an embedded MKMapView rotate to always face the direction the iPhone is facing? Basically I want to mimic the Map app rotation feature on my own app. I see that the iPhone S...

When i am connecting my 3gs(iOS 5.0.1) device to Instruments i am getting this error message " Failed to start Instruments daemon for 'iOS' on iPhone 3GS (v5.0.1)' (The service is invalid.) Plea...

Is there any way to get the resolution of the iPhone's camera? Apparently the 3G has 1200x1600, and 3GS has 1500x2000, but how do I obtain these values from inside my code (without taking the pictu...

I'm trying to run an app on a 3G device. Xcode says that the app has "Finished running on the iPhone" but the app will not deploy. I think I have the architectures configured correctly (see image b...

Possible Duplicate: Is it possible to target older iOS versions when using Xcode 4.2 and iOS 5 SDK? I have developed an app which works on iPhone 4 (iOS 4.3 & 5) (which used durin...

I am writing a simple video uploader application on iPhone 3GS where I first direct the user to photos album, and then select the video to share or upload. I am using the UIImagePickerController in...

Could somebody with access to an iPhone 3GS or a Pandora please test the following assembly routine I just wrote? It is supposed to compute sines and cosines really really fast on the NEON vector ...