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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.

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Function Returning NSString Always Returns nil in iOS 4.2 SDK

The following code, while not necessarily pretty, worked absolutely fine in iOS 4.1 (returned an NSString with formatted HTML with the passed URL). In iOS 4.2.1, however, the function always returns nil if using stringWithFormat. NSLog shows the…
voodoobilly
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iOS SDK NSXMLParserDelegate Warning

I have an application running SDK 3.2, I am using NSXMLParserDelegate for parsing XML. I upgraded it to SDK 4.2 and my application keeps crashing when using the NSXMLParserDelegate, a warning said: 'Class' does not implement the…
Ahmad Kayyali
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name of the new mobile safari button

On the previous version (<4.2) ios safari, the way to describe how to add a webapp to the home screen (used even by apple on http://www.apple.com/webapps/whatarewebapps.html was "tap the plus sign, and then tap “Add to Home screen." Now there is no…
second
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Screen width is always 480 using UIWebView on 4.2

I'm trying to get my UIWebView's content to fit the screen. I've tried two approaches. First, I tried to set the viewport width using the viewport meta tag in the loaded html:
richcollins
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Install iOS 4.2 on an iPad for testing

How do I install iOS 4.2 Beta on my iPad device to test my apps against? I have installed the Xcode 4.2 development suit and use Monotouch to test in the emulator on 4.2, but can't figure out how to get 4.2 on my physical iPad. Ian
Ian Vink
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Do I have to compile my iPhone app with 4.2?

I have iPhone application in the App Store. Do I have to compile my app with iOS 4.2 SDK in order to allow it run on iOS 4.2 devices? Or compiling using iOS 4.2 is required only to allow using new features of new iOS? I will appreciate if you can…
Joshua
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Text drawing is taking a lot on iPad using iOS 4.2 gm seed

I wrote an app which draws some text on the view using my own custom fonts, and the drawing takes about 200 ms on iPad with iOS 3.2, but after I installed iOS 4.2 BETA a month ago, it took more than 2 to 3 seconds to draw (10 - 15 times more), at…
user416445
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Monotouch 3.1.3 with iOS 4.2 install?

How do I install iOS 4.2 so that MonoTouch 3.1.3 can target the iOS 4.2 Simulator?
Ian Vink
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iPhone new SDK (4.2) and plist on the device re-initialized

I've just updated XCode with the new SDK 4.2 and launched my app in my development environment, I see the app is asking me to register again: registration is a process I do once for the new users and I save the info in a plist. Why it is asking me…
Fabrizio
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xcode 4.6 can't show deployment target 4.2

i have xcode 4.6.It show deployment target upto 4.3. i want to use 4.2 but it can't show. what's step for it. What's problem?
user2071201
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What is the lowest iOS version developers can create an app for?

Is it still possible to create an app for iOS 4.2.1 (or lower)??? The reason for this question is that Whatsapp is not available anymore for iOS < 4.3. This is what Whatsapp sais about this: The latest version of WhatsApp for iPhone requires iOS 4.3…
Foo
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Tab bar with ios storyboard

I have 6 ViewControllers and I need to show the tab bar only in 4 of them(viewcontroller 2,viewcontroller 3,view controller 4,viewcontroller 5). When I navigate using modal view controller from the 6th viewController to the 2nd viewcontroller, Tab…
user1910142
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How to return to my app after facetime call ends in iPhone

How to return to my app after Facetime call ends in iPhone. I referred this below answer but it's calling the facetime But not return to my App. NO just like when your app start a call there is no way to get your app back in the foreground after you…
GR.
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didRotateFromInterfaceOrientation not called after swipe

I've got the following problem: I have a UITabBarController that displays different information in each tab about e.g. a CD. The user can use UIInterfaceOrientationLandscape to see just the cover. To go to the next CD the user can go back and select…
user1632621
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"Could not support development" xCode 4.4.1 to iTouch 3rd Gen (4.2.1)

I'm trying to use an old 3rd Gen iTouch (running iOS 4.2.1) as a development device using the latest xCode. I'm registered/paid for the Apple Dev Program and got a valid provisioning profile on the iTouch. However, the xCode Organizer stubbornly…
samuelsaumanchan
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