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2014/10/15 ¤U¤È 10:11:10
iphone Programming Glossary: looksHow to intercept touches events on a MKMapView or UIWebView objects? http://stackoverflow.com/questions/1049889/how-to-intercept-touches-events-on-a-mkmapview-or-uiwebview-objects withEvent UIEvent event NSLog @ hello super touchesBegan touches withEvent event @end But it looks like when I use this class I see nothing on the Console MapViewWithTouches mapView MapViewWithTouches..
Difference between objectForKey and valueForKey? http://stackoverflow.com/questions/1062183/difference-between-objectforkey-and-valueforkey I know you're thinking wow but sarcastically. KVC doesn't look all that useful. In fact it looks wordy . But when you want to change things at runtime you can do lots of cool things that are much more..
Setting action for back button in navigation controller http://stackoverflow.com/questions/1214965/setting-action-for-back-button-in-navigation-controller it through the leftBarButtonItem on the navigationItem it calls my action however then the button looks like a plain round one instead of the arrowed back one self.navigationItem.leftBarButtonItem backButton..
How to develop or migrate apps for iPhone 5 screen resolution? http://stackoverflow.com/questions/12395200/how-to-develop-or-migrate-apps-for-iphone-5-screen-resolution 6 going forward. If there is something you have to do for the larger screen specifically then it looks like you have to check height of UIScreen mainScreen bounds or applicationFrame but then you need to..
Upload File to FTP Server on iPhone http://stackoverflow.com/questions/1266176/upload-file-to-ftp-server-on-iphone browsing available API for this task I have managed to find only code that uses CFNetwork that looks like not Objective C based . There is also URL Loading System that uses NSURL etc which are Objective..
http://stackoverflow.com/questions/2496554/easiest-way-to-support-multiple-orientations-how-do-i-load-a-custom-nib-when-th
Managing multiple asynchronous NSURLConnection connections http://stackoverflow.com/questions/332276/managing-multiple-asynchronous-nsurlconnection-connections multiple asynchronous NSURLConnection connections I have a ton of repeating code in my class that looks like the following NSURLConnection connection NSURLConnection alloc initWithRequest request delegate..
Bold & Non-Bold Text In A Single UILabel? http://stackoverflow.com/questions/3586871/bold-non-bold-text-in-a-single-uilabel 2 10 layer.bounds.size.height 30 2 10 180 30 _textLayer.contentsScale UIScreen mainScreen scale looks nice in retina displays too _textLayer.alignmentMode kCAAlignmentCenter layer addSublayer _textLayer..
How do I reset after a UIScrollView zoom? http://stackoverflow.com/questions/448285/how-do-i-reset-after-a-uiscrollview-zoom next time the user zooms the transform resets itself to whatever zoom level it was at and so it looks like if I was zoomed to 2x for example it's suddenly at 4x. When I finish the zoom it ends up at the.. at 4x. When I finish the zoom it ends up at the correct scale but the actual act of zooming looks bad. So first how do I allow the graph to redraw itself at the standard scale of 1x1 after zooming and..
Can I use CGAffineTransformMakeRotation to rotate a view more than 360 degrees? http://stackoverflow.com/questions/542739/can-i-use-cgaffinetransformmakerotation-to-rotate-a-view-more-than-360-degrees an iPhone app and I've got an image which I'ld like to have swirl outwards. Currently my code looks like this wrapped in a beginAnimations commitAnimations block scale CGAffineTransformScale CGAffineTransformIdentity..
CADisplayLink OpenGL rendering breaks UIScrollView behaviour http://stackoverflow.com/questions/5944050/cadisplaylink-opengl-rendering-breaks-uiscrollview-behaviour the scroll view prevents the CADisplayLink from firing until the user has finished scrolling which looks horrible . One temporary fix has been to use NSRunLoopCommonModes instead of the default run mode but..
Example or explanation of Core Data Migration with multiple passes? http://stackoverflow.com/questions/5995231/example-or-explanation-of-core-data-migration-with-multiple-passes There we go 2.000 events with an NSDate value. Now we add a second version of the data model which looks like this Data Model Version 2 The difference is The Event entity is gone and we've got two new ones...
dismissModalViewController AND pass data back http://stackoverflow.com/questions/6203799/dismissmodalviewcontroller-and-pass-data-back a thread in the appdelegate EDIT If you want to pass multiple arguments the code before dismiss looks like this if self.myDelegate respondsToSelector @selector secondViewControllerDismissed argument2 argument3..
Locking the Fields in MFMailComposeViewController http://stackoverflow.com/questions/6284599/locking-the-fields-in-mfmailcomposeviewcontroller code that sends the email with a nice please wait overlay. I have attached an image of what this looks like while its running for the few seconds it takes . Please note I take no credit for creating the..
Is it possible to target older iOS versions when using Xcode 4.2 and iOS 5 SDK? http://stackoverflow.com/questions/7760946/is-it-possible-to-target-older-ios-versions-when-using-xcode-4-2-and-ios-5-sdk app will still run on lower iOS versions if I am unable to install them on my old phone Edit OK it looks like iOS SDK 5 dropped support for armv6 by default. What you have to do is add armv6 in the Architectures..
iCloud basics and code sample [closed] http://stackoverflow.com/questions/7795629/icloud-basics-and-code-sample if the user has iCloud enabled. If iCloud is enabled everything is fine. The app goes ahead and looks for text.txt in the cloud. If found it will load it and display it to the user. If text.txt is not found..
How to use NSJSONSerialization http://stackoverflow.com/questions/8356842/how-to-use-nsjsonserialization to use NSJSONSerialization I have a JSON string from PHP's json_encode that looks like this id 1 name Aaa id 2 name Bbb I want to parse this into some sort of data structure for my iPhone..
View Controllers: How to switch between views programmatically? http://stackoverflow.com/questions/910994/view-controllers-how-to-switch-between-views-programmatically initWithNib self.contentView addSubview vcA.view cvA release By the way the initWithNib method looks like this id initWithNib Load the view nib if self super initWithNibName @ ViewA bundle nil do ivar..
iPhone App ??#160;Add voice recognition? [closed] http://stackoverflow.com/questions/942312/iphone-app-add-voice-recognition
How to intercept touches events on a MKMapView or UIWebView objects? http://stackoverflow.com/questions/1049889/how-to-intercept-touches-events-on-a-mkmapview-or-uiwebview-objects MapViewWithTouches void touchesBegan NSSet touches withEvent UIEvent event NSLog @ hello super touchesBegan touches withEvent event @end But it looks like when I use this class I see nothing on the Console MapViewWithTouches mapView MapViewWithTouches alloc initWithFrame self.view.frame self.view insertSubview..
Difference between objectForKey and valueForKey? http://stackoverflow.com/questions/1062183/difference-between-objectforkey-and-valueforkey @ accountNumber Those are equivalent sets of statements. I know you're thinking wow but sarcastically. KVC doesn't look all that useful. In fact it looks wordy . But when you want to change things at runtime you can do lots of cool things that are much more difficult in other languages but this is beyond the scope..
Setting action for back button in navigation controller http://stackoverflow.com/questions/1214965/setting-action-for-back-button-in-navigation-controller backButton As soon as I set it through the leftBarButtonItem on the navigationItem it calls my action however then the button looks like a plain round one instead of the arrowed back one self.navigationItem.leftBarButtonItem backButton How can I get it to call my custom action before going back..
How to develop or migrate apps for iPhone 5 screen resolution? http://stackoverflow.com/questions/12395200/how-to-develop-or-migrate-apps-for-iphone-5-screen-resolution or look into Auto Layout if you only want to support iOS 6 going forward. If there is something you have to do for the larger screen specifically then it looks like you have to check height of UIScreen mainScreen bounds or applicationFrame but then you need to consider status bar height if it's present as there seems to..
Upload File to FTP Server on iPhone http://stackoverflow.com/questions/1266176/upload-file-to-ftp-server-on-iphone development so want to figure out preferred approach. After browsing available API for this task I have managed to find only code that uses CFNetwork that looks like not Objective C based . There is also URL Loading System that uses NSURL etc which are Objective C based. So my question Is it possible to use URL Loading..
http://stackoverflow.com/questions/2496554/easiest-way-to-support-multiple-orientations-how-do-i-load-a-custom-nib-when-th
Managing multiple asynchronous NSURLConnection connections http://stackoverflow.com/questions/332276/managing-multiple-asynchronous-nsurlconnection-connections multiple asynchronous NSURLConnection connections I have a ton of repeating code in my class that looks like the following NSURLConnection connection NSURLConnection alloc initWithRequest request delegate self The problem with asynchronous requests is when you..
Bold & Non-Bold Text In A Single UILabel? http://stackoverflow.com/questions/3586871/bold-non-bold-text-in-a-single-uilabel _textLayer.frame CGRectMake layer.bounds.size.width 180 2 10 layer.bounds.size.height 30 2 10 180 30 _textLayer.contentsScale UIScreen mainScreen scale looks nice in retina displays too _textLayer.alignmentMode kCAAlignmentCenter layer addSublayer _textLayer Create the attributes for the attributed string CGFloat fontSize..
How do I reset after a UIScrollView zoom? http://stackoverflow.com/questions/448285/how-do-i-reset-after-a-uiscrollview-zoom solve the issue entirely on the simulator either because the next time the user zooms the transform resets itself to whatever zoom level it was at and so it looks like if I was zoomed to 2x for example it's suddenly at 4x. When I finish the zoom it ends up at the correct scale but the actual act of zooming looks bad. So first.. so it looks like if I was zoomed to 2x for example it's suddenly at 4x. When I finish the zoom it ends up at the correct scale but the actual act of zooming looks bad. So first how do I allow the graph to redraw itself at the standard scale of 1x1 after zooming and how do I have a smooth zoom throughout Edit New findings..
Can I use CGAffineTransformMakeRotation to rotate a view more than 360 degrees? http://stackoverflow.com/questions/542739/can-i-use-cgaffinetransformmakerotation-to-rotate-a-view-more-than-360-degrees to rotate a view more than 360 degrees I'm writing an iPhone app and I've got an image which I'ld like to have swirl outwards. Currently my code looks like this wrapped in a beginAnimations commitAnimations block scale CGAffineTransformScale CGAffineTransformIdentity 5.0f 5.0f swirl CGAffineTransformRotate scale..
CADisplayLink OpenGL rendering breaks UIScrollView behaviour http://stackoverflow.com/questions/5944050/cadisplaylink-opengl-rendering-breaks-uiscrollview-behaviour view for my textures but there's a problem moving around on the scroll view prevents the CADisplayLink from firing until the user has finished scrolling which looks horrible . One temporary fix has been to use NSRunLoopCommonModes instead of the default run mode but unfortunately this breaks some aspects of scroll view behaviour..
Example or explanation of Core Data Migration with multiple passes? http://stackoverflow.com/questions/5995231/example-or-explanation-of-core-data-migration-with-multiple-passes to create around 2k entries all with some different values. There we go 2.000 events with an NSDate value. Now we add a second version of the data model which looks like this Data Model Version 2 The difference is The Event entity is gone and we've got two new ones. One which stores a timestamp as a double and the second one..
dismissModalViewController AND pass data back http://stackoverflow.com/questions/6203799/dismissmodalviewcontroller-and-pass-data-back Firing events accross multiple viewcontrollers from a thread in the appdelegate EDIT If you want to pass multiple arguments the code before dismiss looks like this if self.myDelegate respondsToSelector @selector secondViewControllerDismissed argument2 argument3 self.myDelegate secondViewControllerDismissed @ THIS..
Locking the Fields in MFMailComposeViewController http://stackoverflow.com/questions/6284599/locking-the-fields-in-mfmailcomposeviewcontroller framework from the link below. Then I have put together some code that sends the email with a nice please wait overlay. I have attached an image of what this looks like while its running for the few seconds it takes . Please note I take no credit for creating the SMTP framework. It was downloaded from the internet after searching..
Is it possible to target older iOS versions when using Xcode 4.2 and iOS 5 SDK? http://stackoverflow.com/questions/7760946/is-it-possible-to-target-older-ios-versions-when-using-xcode-4-2-and-ios-5-sdk for iOS versions lower than 5 How can I be sure that my app will still run on lower iOS versions if I am unable to install them on my old phone Edit OK it looks like iOS SDK 5 dropped support for armv6 by default. What you have to do is add armv6 in the Architectures field under Build Settings for both your Target and your..
iCloud basics and code sample [closed] http://stackoverflow.com/questions/7795629/icloud-basics-and-code-sample do not use iCloud When I launch my app see code below I check if the user has iCloud enabled. If iCloud is enabled everything is fine. The app goes ahead and looks for text.txt in the cloud. If found it will load it and display it to the user. If text.txt is not found in the cloud it will simply create a new text.txt and will..
How to use NSJSONSerialization http://stackoverflow.com/questions/8356842/how-to-use-nsjsonserialization to use NSJSONSerialization I have a JSON string from PHP's json_encode that looks like this id 1 name Aaa id 2 name Bbb I want to parse this into some sort of data structure for my iPhone app. I guess the best thing for me would be to have an..
View Controllers: How to switch between views programmatically? http://stackoverflow.com/questions/910994/view-controllers-how-to-switch-between-views-programmatically super viewDidLoad ViewControllerA vcA ViewControllerA alloc initWithNib self.contentView addSubview vcA.view cvA release By the way the initWithNib method looks like this id initWithNib Load the view nib if self super initWithNibName @ ViewA bundle nil do ivar initialization here if needed return self That works. I see..
iPhone App ??#160;Add voice recognition? [closed] http://stackoverflow.com/questions/942312/iphone-app-add-voice-recognition
How to intercept touches events on a MKMapView or UIWebView objects? http://stackoverflow.com/questions/1049889/how-to-intercept-touches-events-on-a-mkmapview-or-uiwebview-objects NSSet touches withEvent UIEvent event NSLog @ hello super touchesBegan touches withEvent event @end But it looks like when I use this class I see nothing on the Console MapViewWithTouches mapView MapViewWithTouches alloc initWithFrame..
Difference between objectForKey and valueForKey? http://stackoverflow.com/questions/1062183/difference-between-objectforkey-and-valueforkey sets of statements. I know you're thinking wow but sarcastically. KVC doesn't look all that useful. In fact it looks wordy . But when you want to change things at runtime you can do lots of cool things that are much more difficult in other..
Setting action for back button in navigation controller http://stackoverflow.com/questions/1214965/setting-action-for-back-button-in-navigation-controller As soon as I set it through the leftBarButtonItem on the navigationItem it calls my action however then the button looks like a plain round one instead of the arrowed back one self.navigationItem.leftBarButtonItem backButton How can I get it..
How to develop or migrate apps for iPhone 5 screen resolution? http://stackoverflow.com/questions/12395200/how-to-develop-or-migrate-apps-for-iphone-5-screen-resolution want to support iOS 6 going forward. If there is something you have to do for the larger screen specifically then it looks like you have to check height of UIScreen mainScreen bounds or applicationFrame but then you need to consider status bar..
Upload File to FTP Server on iPhone http://stackoverflow.com/questions/1266176/upload-file-to-ftp-server-on-iphone approach. After browsing available API for this task I have managed to find only code that uses CFNetwork that looks like not Objective C based . There is also URL Loading System that uses NSURL etc which are Objective C based. So my question..
http://stackoverflow.com/questions/2496554/easiest-way-to-support-multiple-orientations-how-do-i-load-a-custom-nib-when-th
Managing multiple asynchronous NSURLConnection connections http://stackoverflow.com/questions/332276/managing-multiple-asynchronous-nsurlconnection-connections multiple asynchronous NSURLConnection connections I have a ton of repeating code in my class that looks like the following NSURLConnection connection NSURLConnection alloc initWithRequest request delegate self The problem..
Bold & Non-Bold Text In A Single UILabel? http://stackoverflow.com/questions/3586871/bold-non-bold-text-in-a-single-uilabel 180 2 10 layer.bounds.size.height 30 2 10 180 30 _textLayer.contentsScale UIScreen mainScreen scale looks nice in retina displays too _textLayer.alignmentMode kCAAlignmentCenter layer addSublayer _textLayer Create the attributes..
How do I reset after a UIScrollView zoom? http://stackoverflow.com/questions/448285/how-do-i-reset-after-a-uiscrollview-zoom either because the next time the user zooms the transform resets itself to whatever zoom level it was at and so it looks like if I was zoomed to 2x for example it's suddenly at 4x. When I finish the zoom it ends up at the correct scale but the.. for example it's suddenly at 4x. When I finish the zoom it ends up at the correct scale but the actual act of zooming looks bad. So first how do I allow the graph to redraw itself at the standard scale of 1x1 after zooming and how do I have a smooth..
Can I use CGAffineTransformMakeRotation to rotate a view more than 360 degrees? http://stackoverflow.com/questions/542739/can-i-use-cgaffinetransformmakerotation-to-rotate-a-view-more-than-360-degrees 360 degrees I'm writing an iPhone app and I've got an image which I'ld like to have swirl outwards. Currently my code looks like this wrapped in a beginAnimations commitAnimations block scale CGAffineTransformScale CGAffineTransformIdentity 5.0f..
CADisplayLink OpenGL rendering breaks UIScrollView behaviour http://stackoverflow.com/questions/5944050/cadisplaylink-opengl-rendering-breaks-uiscrollview-behaviour moving around on the scroll view prevents the CADisplayLink from firing until the user has finished scrolling which looks horrible . One temporary fix has been to use NSRunLoopCommonModes instead of the default run mode but unfortunately this..
Example or explanation of Core Data Migration with multiple passes? http://stackoverflow.com/questions/5995231/example-or-explanation-of-core-data-migration-with-multiple-passes different values. There we go 2.000 events with an NSDate value. Now we add a second version of the data model which looks like this Data Model Version 2 The difference is The Event entity is gone and we've got two new ones. One which stores a..
dismissModalViewController AND pass data back http://stackoverflow.com/questions/6203799/dismissmodalviewcontroller-and-pass-data-back viewcontrollers from a thread in the appdelegate EDIT If you want to pass multiple arguments the code before dismiss looks like this if self.myDelegate respondsToSelector @selector secondViewControllerDismissed argument2 argument3 self.myDelegate..
Locking the Fields in MFMailComposeViewController http://stackoverflow.com/questions/6284599/locking-the-fields-in-mfmailcomposeviewcontroller put together some code that sends the email with a nice please wait overlay. I have attached an image of what this looks like while its running for the few seconds it takes . Please note I take no credit for creating the SMTP framework. It was..
Is it possible to target older iOS versions when using Xcode 4.2 and iOS 5 SDK? http://stackoverflow.com/questions/7760946/is-it-possible-to-target-older-ios-versions-when-using-xcode-4-2-and-ios-5-sdk I be sure that my app will still run on lower iOS versions if I am unable to install them on my old phone Edit OK it looks like iOS SDK 5 dropped support for armv6 by default. What you have to do is add armv6 in the Architectures field under Build..
iCloud basics and code sample [closed] http://stackoverflow.com/questions/7795629/icloud-basics-and-code-sample see code below I check if the user has iCloud enabled. If iCloud is enabled everything is fine. The app goes ahead and looks for text.txt in the cloud. If found it will load it and display it to the user. If text.txt is not found in the cloud it..
How to use NSJSONSerialization http://stackoverflow.com/questions/8356842/how-to-use-nsjsonserialization to use NSJSONSerialization I have a JSON string from PHP's json_encode that looks like this id 1 name Aaa id 2 name Bbb I want to parse this into some sort of data structure for my iPhone app. I guess the..
View Controllers: How to switch between views programmatically? http://stackoverflow.com/questions/910994/view-controllers-how-to-switch-between-views-programmatically ViewControllerA alloc initWithNib self.contentView addSubview vcA.view cvA release By the way the initWithNib method looks like this id initWithNib Load the view nib if self super initWithNibName @ ViewA bundle nil do ivar initialization here..
iPhone App ??#160;Add voice recognition? [closed] http://stackoverflow.com/questions/942312/iphone-app-add-voice-recognition
Install Simulator SDK 4.3 to Xcode 4.4 on Mountain Lion http://stackoverflow.com/questions/11651773/install-simulator-sdk-4-3-to-xcode-4-4-on-mountain-lion And I couldn't manage a manual download of the 4.3 Simulator DMG the ADG website throws a Session expired error. Looks like Apple had issues with the 4.3 simulator and decided to disable it. Which sucks for people that have to support this..
iPod touch for iPhone development http://stackoverflow.com/questions/134048/ipod-touch-for-iphone-development money on developing apps for the iPhone. I like the concept of the App Store and had a quick look at it with iTunes. Looks like applications are categorized to be iPhone OR iPod applications. Some apps which are free for the iPod seem to cost..
What are the correct pixel dimensions for an apple-touch-icon? http://stackoverflow.com/questions/1598/what-are-the-correct-pixel-dimensions-for-an-apple-touch-icon Apple guidelines as of August 3 2010 now include the High resolution images for iPhone 4 in their required icon sizes. Looks like we need to provide both a 57x57 and a 114x114 image now as well as a 640x960 title image. See Custom Icon and Image..
http://stackoverflow.com/questions/1598928/nsxmlparser-leaking
Available iPhone Web Application JavaScript UI Library/Frameworks http://stackoverflow.com/questions/215390/available-iphone-web-application-javascript-ui-library-frameworks
AVAudioPlayer: How to Change the Playback Speed of Audio? http://stackoverflow.com/questions/2350657/avaudioplayer-how-to-change-the-playback-speed-of-audio
Max size iPad / iPhone Offline Application Cache http://stackoverflow.com/questions/2772908/max-size-ipad-iphone-offline-application-cache Offline Application Cache Anyone knows the max size of Safari's 'Offline Application Cache' on the iPad iPhone. Looks like it's 5MB. Is there any way to enlarge this size Offline application cache docs http developer.apple.com safari library..
UIDatePicker select Month and Year http://stackoverflow.com/questions/3348247/uidatepicker-select-month-and-year Month and Year I need a UIDatePicker for selecting Month and Year only. I checked the class reference documents. Looks like UIDatePicker is a UIView. I imagined UIPickerView may be a sub view and I can hide the component if I can grab it...
How can I pop a view from a UINavigationController and replace it with another in one operation? http://stackoverflow.com/questions/410471/how-can-i-pop-a-view-from-a-uinavigationcontroller-and-replace-it-with-another-i
Is there any way to use window.onbeforeunload on Mobile Safari for iOS devices? http://stackoverflow.com/questions/4127621/is-there-any-way-to-use-window-onbeforeunload-on-mobile-safari-for-ios-devices there any way to use window.onbeforeunload on Mobile Safari for iOS devices Looks like Apple has disabled the window.onbeforeunload event for iOS devices iPhone iPad iPod Touch . Unfortunately I can't find..
(iphone) UIImageView setImage: leaks? http://stackoverflow.com/questions/4644912/iphone-uiimageview-setimage-leaks iphone UIImageView setImage leaks i'm changing image of UIImageview by self setImage newImage Looks like every time I does that with newImage prior image doesn't seem to be released. What's the correct way to replace image..
http://stackoverflow.com/questions/554997/cancel-a-uiview-animation method to start from the current state. When you set it to YES the current animation is cut short. Looks something like this UIView beginAnimations nil context NULL UIView setAnimationBeginsFromCurrentState YES UIView setAnimationDuration..
What are all the custom URL schemes supported by the Facebook iPhone app? http://stackoverflow.com/questions/5707722/what-are-all-the-custom-url-schemes-supported-by-the-facebook-iphone-app as much information as possible. iphone facebook facebook graph api share improve this question April 2013 EDIT Looks like none of below works anymore with latest versions facebook app navigation probably has been rewrited. Some reverse engineering..
http://stackoverflow.com/questions/7720947/method-swizzling-in-ios-5 your new binary to iTunes Connect. We may remove your application if we believe that doing so is prudent or necessary. Looks like they wanted to get rid of it so I'd say chances are pretty high that they've now blocked it completely. share improve..
iCloud basics and code sample [closed] http://stackoverflow.com/questions/7795629/icloud-basics-and-code-sample object query _query nil we're done with it void loadDocument 2 iCloud query Looks if there exists a file called text.txt in the cloud NSMetadataQuery query NSMetadataQuery alloc init _query query SCOPE..
Graph generation on iPhone [closed] http://stackoverflow.com/questions/794562/graph-generation-on-iphone generation on iPhone closed Anyone have experience with drawing graphs on the iPhone Looks like GraphKit isn't an option so it's up to the programmer to either write his own library using OpenGL I guess or an existing..
How to open preferences/settings with iOS 5.1? http://stackoverflow.com/questions/9627451/how-to-open-preferences-settings-with-ios-5-1 to open preferences settings with iOS 5.1 Looks like iOS 5.1 has broken the standard URL encoding for navigating a user to a Preference. For example UIApplication sharedApplication..
How do I start playing audio when in silent mode & locked in iOS 6? http://stackoverflow.com/questions/9725192/how-do-i-start-playing-audio-when-in-silent-mode-locked-in-ios-6 So Far A. Use 'beginBackgroundTaskWithExpirationHandler ' with an infinite loop to keep app running indefinitely. Pros Looks like you can make this work in a lot of situations even when the user presses home. Cons This goes against apple policies..
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