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Questions tagged [ios-4.2]

For issues relating to using iOS, version 4.2.

iOS is an operating system for mobile devices developed by Apple Inc that they currently use in their iPhone, iPod touch and iPad devices. It is optimized for portable (including handheld) hardware with touch interfaces.

See also for further information.

310 questions
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Multirow select and delete in UITableView in iphone like Mail app in iphone

I came across few blogs which tell how to do this, but I'm not sure if apple will accept or reject the apps. The links which i gone through are below: Multiple row selection and editing in a UITableView Multiple Row Selection with UITableView —…
Ranjit
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Relevance of In App Purchase feature for enterprise license

My company has an enterprise license for distributing iOS apps within the company itself. However in the provisioning portal, in App IDs section I can see "In App Purchase" option enabled or disabled for the different app ids. What I want to know is…
Vin
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SM strings being replaced by ® symbol on iPad device

I have to show SM(Service Mark) symbol in a label. Whatever way I employ, it is displayed on the device as the ® (Registered) symbol. I have tried to do this using simply a string: NSString *stringSM = [otherString…
Vin
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4 answers

App crashes on [UIAlertView show]

My app is crashing as soon as I want to show an alert. This code is pretty basic and I cannot find anything wrong with it. Can someone verify if I am doing something wrong? @implementation SampleClass - (void) showAlert { UIAlertView *alert =…
341008
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Push Notification is not working?

i edit and modify the provisioning profile alot of times. and i checked it in text editor too. everything is ok with provisioning profile. but still push notifications are not working. and i m getting this error. everyone is saying that its bcz of…
Piscean
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iAd cannot be clicked in programmatically created window - bannerViewActionShouldBegin not called?

In an iOS 4.2 application, I've programmatically created a window, view controller, UIView and two subviews: an EAGLView and an ADBannerView. My code is a combination of a standard EAGLView and Apple's BasicAdBanner code. I'm able to see iAd…
forksandhope
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NSOperationQueue and concurrent operation

As the NSOperationQueue Class Reference said: In iOS, operation queues do not use Grand Central Dispatch to execute operations. They create separate threads for non-concurrent operations and launch concurrent operations from the current thread. But…
user572479
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Error Installing Xcode 3.2.5 along with iOS SDk 4.2

Hi, I am upgrading Xcode to 3.2.5 from 3.2.4 along with iOS SDK 4.2. I keep getting following error message at the end of the installation: "installation failed contact software manufacture". Please check attached screenshot for more details. Can…
ios
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frame size of detail view of splitviewcontroller does not change up in ios4.2

I am implementing splitviewcontroller with two views master view and detail view in my ipad application. On changing the orientation of ipad from portrait to landscape I am need to hide the master view and change the detail view's frame size to show…
Aisha
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Issue with Map Annotation and MKMapView in iOS 4.2?

I have a map view with pins that when the user selects a pin it goes to a detail screen for that pin. I also have a table view that when the user selects an item it goes to the same type detail view. Here's the problem ... It seems to work fine in…
LancDec
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App shows white screen on startup after upgrading to iOS 4.2

For the past few weeks I have been working on an app that uses a SoundManager class that I found via the comments of this blog post: http://www.gehacktes.net/2009/03/iphone-programming-part-6-multiple-sounds-with-openal/ The link to the SoundManager…
Crow74
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Develop for ios 4.2 on xcode 4.5

I've got one old ipod touch 2g which can be upgraded just to 4.2.1. I also have xcode 4.5 which says: Unsupported device Devices of type “iPod touch (2nd generation)” are not supported by this version of Xcode. Is there any way I can develop for…
Almakos
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"Undefined symbols for architecture i386" using a static library in iOS

I'm trying to create a static library in xcode 4.2. I'm following the steps in this tutorial. However, I get the following error: Ld…
harishkotagiri
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drawing is not correct when opcity changed

UITouch *touch = [touches anyObject]; previousPoint2 = previousPoint1; previousPoint1 = [touch previousLocationInView:m_img]; currentPoint = [touch locationInView:m_img]; // calculate mid…
Suraj Shinde
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Accelerometer Missed data points on iOS (Objective C)

I'm attempting to log accelerometer data to the CoreData sql database in a logging application I've written as an aid to another project. The application is simple: It logs acceleration data to a structure created in Core Data at a frequency of…
Steve
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