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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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Performance issue of animation in Iphone 3GS having IOS 4.2

Hi I wrote a gaming application for iphone 4.0 and it's working fine there, and the same application showing low frame rate with Iphone 3GS having IOS 4.2. I did google and some forums said that core animation is slower and they suggest to use…
Aman Agarwal
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IOS UIWebView with pages that refresh issue

I am using a UIWebView to show a couple websites within my app. I have noticed that even when the view is not active / visible (say when I move to another tab), it still updates HTML refresh messages. stopLoading does nothing as the pages are…
I H Stewart
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how to save image in subfolder (AnyName) in document in phone help me

her i'm using this coding in my program NSArray *paths = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES); NSString *docsPath = [paths objectAtIndex:0]; NSString *imageCacheDirPath = [docsPath…
Rajkumar
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NSManagedObjectContext Help

I'm just experimenting and trying to learn. I have a Simple view with 1 textbox, label and save button. When the button is pressed I want to save the data in the textbox to core data and update the label. Thanks Inside…
Specked
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how to using NSZombieEnabled on intrument Xcode 3.2.5

i have some problem in memory management, and then i try to fix it using intrument tool. Base on mark j video on you tube about using NSZombieEnabled in intrument, i try to do like that. The problem is i never find a checkbox to set NSZombieEnabled…
R. Dewi
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Problems while listing files of a group (subdirectory) in resources with NSBundle and NSFileManager, iPhone

I want to list the files from a group (a subdirectory) that is in resources. In my application I have a directory named "4x4"; in Xcode I created a group "4x4" into resources and I added all the files of the directory "4x4" to that group. Now, I'm…
pablomarti
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How to set UITableViewCell identifier in xcode?

I am getting a crash randomly when I select a cell in a UITableView in a viewcontroller in my project. I think the problem is caused by the cells I am trying to reuse. Here is the code. - (UITableViewCell *)tableView:(UITableView *)tableView…
tiw
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How can i get the SelectedRow from a list of another class

I'm having a problem and im tired of searching for the answer.. I have 2 tabs, a class for each tab (tabFuncionario.h and tabObras.h), the first class (tabFuncionario) has a listview. In second class i want to get the selectedrow of the first class…
Fábio Martins
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iOS/UIAutomation: How can i use isVisible() for the buttons in the second unlabeled toolbar?

I am trying to use UIAutomation in Instruments with the iPhone Simulator and the latest iOS SDK 4.2. in my app that has 2 unlabeled toolbar, i have just only access to the head-toolbar like : var window =…
Duc
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URLForResource:withExtension: method always returns nil

I am testing the MixerHost sample code. However the following code: NSURL *beatsLoop = [[NSBundle mainBundle] URLForResource: @"beatsMono" withExtension: @"caf"]; the beatsLoop is nil. What's the…
Finspoo Lee
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Parsing xml using NSXMLParser

I am trying to parse an xml file using NSXMLParser. My NSXMLParserDelegate implements parser:didStartElement and parser:didEndElement and it is getting messages from the parser for each element. But, when I try to print them I find that the messages…
341008
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Xcode - Instruments - Leaks: Plain Not Working... Can we debug leaks?

Basically what is happening is I was using leaks and it was being flakey, Working correctly at random times and not others. And now it decided just not to work, I launch it from Xcode Run -> Run with PErformance Tool -> leaks and it starts…
Mytheral
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UITableView / UISearchBar Returns Incorrect Results

I am attempting to implement searching in a UITableView. When searching, it appears that the correct number of results are returned, but I am receiving entries from the original stories array in the results, rather than searchResults. I can see…
voodoobilly
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Problem in updating app on iPad

I created an app for iOS 3.2 for the first version 1.0. Recently I created an updated app for iOS 4.2 with print feature etc. for the second version. My problem is that, the users are not able to update the app from appstore. They are facing issues…
iPhoneDev
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how can i avoid asking username and password for facebook in my UIWebView?

in my app i need a facebook like button. when user will click that button it ll like a facebook group. i used a UIWebView and used iframe in that. now i have a local html document which is loaded when user click on the webView. but when i click on…
Piscean
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