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2014/10/15 ¤U¤È 10:04:01
iphone Programming Glossary: askHow do I record audio on iPhone with AVAudioRecorder? http://stackoverflow.com/questions/1010343/how-do-i-record-audio-on-iphone-with-avaudiorecorder do I record audio on iPhone with AVAudioRecorder Now that iPhone 3.0 sdk is public I think I can ask this question for those of you that have already been playing with the 3.0 sdk. I want to record audio..
How to add a breakpoint to objc_exception_throw? http://stackoverflow.com/questions/1163981/how-to-add-a-breakpoint-to-objc-exception-throw the chain of events that led to the exception within the debugger. now in this answer i want to ask how do i add location mentioned objective c iphone xcode debugging memory leaks share improve this..
Programmatically Request Access to Contacts http://stackoverflow.com/questions/12648244/programmatically-request-access-to-contacts your address book without your permission until ios 6 report . I expected the app to automatically ask permission to access contacts like in the screenshot below but it doesn't. Trying to add the contact..
Types in objective-c on iPhone http://stackoverflow.com/questions/2107544/types-in-objective-c-on-iphone in objective c on iPhone As the title says I want to ask about the fundamental data types in objective c on iPhone. So are there any good documentation where..
Difference between [UIImage imageNamed…] and [UIImage imageWithData…]? http://stackoverflow.com/questions/316236/difference-between-uiimage-imagenamed-and-uiimage-imagewithdata that this method uses more memory Since I don't trust people on most other forums I thought I'd ask the question here is there any practical difference and if so which one is 'better' I have tried profiling..
http://stackoverflow.com/questions/3760924/set-line-height-in-uitextview UITextView I'm already pretty sure that it can't be done with any public API but I still want to ask Is there any way to change the line height in a UITextView Would be enough to do it statically no need..
Get PDF hyperlinks on iOS with Quartz http://stackoverflow.com/questions/4080373/get-pdf-hyperlinks-on-ios-with-quartz dictionary... You know this is a feature I see on every PDF reader this same question has been asked multiple times here with no real practical answers. I usually never ask for sample code directly but.. same question has been asked multiple times here with no real practical answers. I usually never ask for sample code directly but apparently this time I really need it... anyone got this working possibly..
AES interoperability between .Net and iPhone? http://stackoverflow.com/questions/538435/aes-interoperability-between-net-and-iphone vector. It looks like the first few bytes of the base64 decoded string is Salted__ . You can also ask openssl to not use a salt nosalt and or provide an IV iv . Essentially openssl .Net and the iPhone are..
Detecting Color of iPhone/iPad/iPod touch? http://stackoverflow.com/questions/8463212/detecting-color-of-iphone-ipad-ipod-touch what if the end user uses a skin or an additional casing for his iPhone I'd suggest to initially ask the user Hey what's the color of your phone and then do accordingly. Additionally a research provided..
Get Exif data from UIImage - UIImagePickerController http://stackoverflow.com/questions/9766394/get-exif-data-from-uiimage-uiimagepickercontroller NSString documentsDirectory NSSearchPathForDirectoriesInDomains NSDocumentDirectory NSUserDomainMask YES objectAtIndex 0 NSURL fileURL nil CGImageRef imageRef CGImageSourceCreateImageAtIndex sourceRef.. ^ NSError error NSLog @ couldn't get asset @ error One thing I noticed is that iOS will ask the user to allow location services if he denies you won't be abled to get the image data p EDIT Added..
How do I record audio on iPhone with AVAudioRecorder? http://stackoverflow.com/questions/1010343/how-do-i-record-audio-on-iphone-with-avaudiorecorder do I record audio on iPhone with AVAudioRecorder Now that iPhone 3.0 sdk is public I think I can ask this question for those of you that have already been playing with the 3.0 sdk. I want to record audio in my application but I want to use AVAudioRecorder and not..
How to add a breakpoint to objc_exception_throw? http://stackoverflow.com/questions/1163981/how-to-add-a-breakpoint-to-objc-exception-throw the throw of these exceptions. You should then be able to see the chain of events that led to the exception within the debugger. now in this answer i want to ask how do i add location mentioned objective c iphone xcode debugging memory leaks share improve this question I think Brad's answer is pretty clear hopefully..
Programmatically Request Access to Contacts http://stackoverflow.com/questions/12648244/programmatically-request-access-to-contacts issue http www.cultofmac.com 179733 19 of ios apps access your address book without your permission until ios 6 report . I expected the app to automatically ask permission to access contacts like in the screenshot below but it doesn't. Trying to add the contact just fails with ABAddressBookErrorDomain error 1 . Do I need..
Types in objective-c on iPhone http://stackoverflow.com/questions/2107544/types-in-objective-c-on-iphone in objective c on iPhone As the title says I want to ask about the fundamental data types in objective c on iPhone. So are there any good documentation where this is written I need the size on which the variable is represented..
Difference between [UIImage imageNamed…] and [UIImage imageWithData…]? http://stackoverflow.com/questions/316236/difference-between-uiimage-imagenamed-and-uiimage-imagewithdata I have seen some people saying that the image is cached and that this method uses more memory Since I don't trust people on most other forums I thought I'd ask the question here is there any practical difference and if so which one is 'better' I have tried profiling my app using the Object Allocation instrument and I can't..
http://stackoverflow.com/questions/3760924/set-line-height-in-uitextview line height in UITextView I'm already pretty sure that it can't be done with any public API but I still want to ask Is there any way to change the line height in a UITextView Would be enough to do it statically no need to change it at runtime. The problem is that the default..
Get PDF hyperlinks on iOS with Quartz http://stackoverflow.com/questions/4080373/get-pdf-hyperlinks-on-ios-with-quartz sample to inspect my test PDF file but no trace of this Annots dictionary... You know this is a feature I see on every PDF reader this same question has been asked multiple times here with no real practical answers. I usually never ask for sample code directly but apparently this time I really need it... anyone got this.. You know this is a feature I see on every PDF reader this same question has been asked multiple times here with no real practical answers. I usually never ask for sample code directly but apparently this time I really need it... anyone got this working possibly with sample code Update I just realized the guy who has done..
AES interoperability between .Net and iPhone? http://stackoverflow.com/questions/538435/aes-interoperability-between-net-and-iphone more secure since it is prepending a random initialization vector. It looks like the first few bytes of the base64 decoded string is Salted__ . You can also ask openssl to not use a salt nosalt and or provide an IV iv . Essentially openssl .Net and the iPhone are using the same encryption you just need to be careful how..
Detecting Color of iPhone/iPad/iPod touch? http://stackoverflow.com/questions/8463212/detecting-color-of-iphone-ipad-ipod-touch of now and personally I don't think it's worth much because what if the end user uses a skin or an additional casing for his iPhone I'd suggest to initially ask the user Hey what's the color of your phone and then do accordingly. Additionally a research provided me with this information I'm not sure if it's TRUE or if is..
Get Exif data from UIImage - UIImagePickerController http://stackoverflow.com/questions/9766394/get-exif-data-from-uiimage-uiimagepickercontroller exif NSLog @ exif_dict @ exif_dict save image WITH meta data NSString documentsDirectory NSSearchPathForDirectoriesInDomains NSDocumentDirectory NSUserDomainMask YES objectAtIndex 0 NSURL fileURL nil CGImageRef imageRef CGImageSourceCreateImageAtIndex sourceRef 0 imagePropertiesDictionary if sourceOptionsDict objectForKey.. else NSLog @ image_representation buffer length 0 failureBlock ^ NSError error NSLog @ couldn't get asset @ error One thing I noticed is that iOS will ask the user to allow location services if he denies you won't be abled to get the image data p EDIT Added code to save the image including its meta data. It's a quick..
How do I record audio on iPhone with AVAudioRecorder? http://stackoverflow.com/questions/1010343/how-do-i-record-audio-on-iphone-with-avaudiorecorder do I record audio on iPhone with AVAudioRecorder Now that iPhone 3.0 sdk is public I think I can ask this question for those of you that have already been playing with the 3.0 sdk. I want to record audio in my application..
How to add a breakpoint to objc_exception_throw? http://stackoverflow.com/questions/1163981/how-to-add-a-breakpoint-to-objc-exception-throw then be able to see the chain of events that led to the exception within the debugger. now in this answer i want to ask how do i add location mentioned objective c iphone xcode debugging memory leaks share improve this question I think..
Is it possible to reset the privacy settings in iOS 6? [closed] http://stackoverflow.com/questions/12596165/is-it-possible-to-reset-the-privacy-settings-in-ios-6 Every time I install it on the device it remembers the old privacy settings and does not show the alert view to ask me if I grant access. Is there a way to make iOS forget it knows my app and ask me again iphone objective c ios6 ekeventkit.. and does not show the alert view to ask me if I grant access. Is there a way to make iOS forget it knows my app and ask me again iphone objective c ios6 ekeventkit share improve this question Start the Settings.app go to General Reset..
Programmatically Request Access to Contacts http://stackoverflow.com/questions/12648244/programmatically-request-access-to-contacts of ios apps access your address book without your permission until ios 6 report . I expected the app to automatically ask permission to access contacts like in the screenshot below but it doesn't. Trying to add the contact just fails with ABAddressBookErrorDomain..
Types in objective-c on iPhone http://stackoverflow.com/questions/2107544/types-in-objective-c-on-iphone in objective c on iPhone As the title says I want to ask about the fundamental data types in objective c on iPhone. So are there any good documentation where this is written I need..
Animating a custom property of CALayer subclass http://stackoverflow.com/questions/2395382/animating-a-custom-property-of-calayer-subclass Now when you animate myInt Core Animation will interpolate the values for each step of the animation and repeatedly ask the layer to draw itself. If you also want to enable implicit animations for this property also override actionForKey ...
Difference between [UIImage imageNamed…] and [UIImage imageWithData…]? http://stackoverflow.com/questions/316236/difference-between-uiimage-imagenamed-and-uiimage-imagewithdata image is cached and that this method uses more memory Since I don't trust people on most other forums I thought I'd ask the question here is there any practical difference and if so which one is 'better' I have tried profiling my app using..
http://stackoverflow.com/questions/3760924/set-line-height-in-uitextview line height in UITextView I'm already pretty sure that it can't be done with any public API but I still want to ask Is there any way to change the line height in a UITextView Would be enough to do it statically no need to change it at runtime...
How do I open the Settings application from my application? http://stackoverflow.com/questions/377102/how-do-i-open-the-settings-application-from-my-application question As far as I know there's no sanctioned way to open Settings from another app. In my opinion you should just ask for the values if you need them at launch storing them in your NSUserDefaults and possibly directing your users to look..
Get PDF hyperlinks on iOS with Quartz http://stackoverflow.com/questions/4080373/get-pdf-hyperlinks-on-ios-with-quartz no trace of this Annots dictionary... You know this is a feature I see on every PDF reader this same question has been asked multiple times here with no real practical answers. I usually never ask for sample code directly but apparently this time.. every PDF reader this same question has been asked multiple times here with no real practical answers. I usually never ask for sample code directly but apparently this time I really need it... anyone got this working possibly with sample code..
AES interoperability between .Net and iPhone? http://stackoverflow.com/questions/538435/aes-interoperability-between-net-and-iphone initialization vector. It looks like the first few bytes of the base64 decoded string is Salted__ . You can also ask openssl to not use a salt nosalt and or provide an IV iv . Essentially openssl .Net and the iPhone are using the same encryption..
What exactly does delegate do in xcode ios project? http://stackoverflow.com/questions/7215698/what-exactly-does-delegate-do-in-xcode-ios-project times there's way to interject code to make a decision on whether something is allowed. The control will call back and ask should I be able to do x You can interject code and influence the behavior. If you're creating a control or class you can.. delegates etc... so your control can focus on doing what's advertised. For example let's say you wanted to create a task control. You could First create a contract. Hey if you're going to provide data for my control these are the questions I'm.. could First create a contract. Hey if you're going to provide data for my control these are the questions I'm going to ask you. I'll take it from there... In this case I'm going to ask you the number of tasks and I'm going to have you give me..
Detecting Color of iPhone/iPad/iPod touch? http://stackoverflow.com/questions/8463212/detecting-color-of-iphone-ipad-ipod-touch worth much because what if the end user uses a skin or an additional casing for his iPhone I'd suggest to initially ask the user Hey what's the color of your phone and then do accordingly. Additionally a research provided me with this information..
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 never played. How do theses apps manage to work around this Possible approaches Found So Far A. Use 'beginBackgroundTaskWithExpirationHandler ' with an infinite loop to keep app running indefinitely. Pros Looks like you can make this work in.. use some method that gives them permission to run while locked but not in the BG. Which is what I need Also When you ask how much time you have left running you get aprox 10 min. By dropping an infinite loop in there the numbers will actually..
Get Exif data from UIImage - UIImagePickerController http://stackoverflow.com/questions/9766394/get-exif-data-from-uiimage-uiimagepickercontroller image WITH meta data NSString documentsDirectory NSSearchPathForDirectoriesInDomains NSDocumentDirectory NSUserDomainMask YES objectAtIndex 0 NSURL fileURL nil CGImageRef imageRef CGImageSourceCreateImageAtIndex sourceRef 0 imagePropertiesDictionary.. buffer length 0 failureBlock ^ NSError error NSLog @ couldn't get asset @ error One thing I noticed is that iOS will ask the user to allow location services if he denies you won't be abled to get the image data p EDIT Added code to save the..
Animating the drawing of a line http://stackoverflow.com/questions/10603391/animating-the-drawing-of-a-line I think the easiest way to do what you want is to present some UIView that is 1.5 pixel height and animate it's width. Ask me if I'm not clear. I think your code doesn't work because your variable path is not a layer property. Read manuals CABasicAnimation..
Is anyone doing iPhone SDK 2.x.x dev on Snow Leopard? http://stackoverflow.com/questions/1350172/is-anyone-doing-iphone-sdk-2-x-x-dev-on-snow-leopard Be sure to check the UIDevice currentDevice .systemVersion before calling something 3.0 ish. Could be a third bullet Ask yourself if user who did not even care to upgrade to iPhone OS 3.0 is likely to care for installing apps share improve..
programmatically identifing the iphone device http://stackoverflow.com/questions/1403854/programmatically-identifing-the-iphone-device this was always considered the wrong question. What you really need to know is a more specific piece of information. Ask a much more narrow question for each behavioral decision in your code. For example you may need to know if the device has..
How to take permission of contact access in iOS5? [duplicate] http://stackoverflow.com/questions/14117258/how-to-take-permission-of-contact-access-in-ios5 to take permission of contact access in iOS5 duplicate Possible Duplicate Ask permission for access contacts in iOS 5 I am making an application which is compatible with iOS5 and it I want to take permission..
Which mobile programming environment do you recommend for a startup to target? [closed] http://stackoverflow.com/questions/1599725/which-mobile-programming-environment-do-you-recommend-for-a-startup-to-target improve this question First ignore technology to start and instead look at the business model for each platform. Ask if the platform itself has a reliable means of producing revenue long term. If so then ask if the platform presents a business..
iPhone app available languages in appStore http://stackoverflow.com/questions/1896269/iphone-app-available-languages-in-appstore and that the app then automatticly regocnises it as a language folder and installs it to MyApp.app language .lproj . Ask about this download stuff to other developers or check Apple's help documents. I don't know for sure if they mention it..
Ask for an example code for parsing xml and get attributes by using GData API http://stackoverflow.com/questions/3028020/ask-for-an-example-code-for-parsing-xml-and-get-attributes-by-using-gdata-api for an example code for parsing xml and get attributes by using GData API When i use GData API in my app for parsing xml..
Getting the musical data of an iPod-track http://stackoverflow.com/questions/3905240/getting-the-musical-data-of-an-ipod-track these are the steps roughly Create an MPMediaQuery to retrieve one or more MPMediaItem objects from the iPod library. Ask those media items for their URL with MPMediaItem valueForProperty MPMediaItemPropertyAssetURL . Create an AVURLAsset from..
FBConnect: “The user hasn't authorized the application to perform this action” http://stackoverflow.com/questions/4743896/fbconnect-the-user-hasnt-authorized-the-application-to-perform-this-action denying with following error. The user hasn't authorize this application to perform this action . So when user logs in Ask user to give permission of publish_stream void session FBSession session didLogin FBUID uid FBPermissionDialog permissions..
Receiving Notifications with App in background mode http://stackoverflow.com/questions/4928207/receiving-notifications-with-app-in-background-mode to this is that the GPS will drain battery and users might be creeped out that you're requesting their location. c Ask UIApplication for extra time. If you use UIApplication's beginBackgroundTask method your application will continue to run..
Best way to use RestKit in an iPhone Application http://stackoverflow.com/questions/5661842/best-way-to-use-restkit-in-an-iphone-application In your dealloc method you can do a couple of things Nil out the delegate so you won't get crashed by a callback Ask the request queue to cancel any requests RKRequestQueue sharedQueue cancelRequestsWithDelegate self That's about all that..
how to cache a whole web page with images in iOS http://stackoverflow.com/questions/6696151/how-to-cache-a-whole-web-page-with-images-in-ios and can be pulled from the cache on subsequent page loads self request setDownloadCache ASIDownloadCache sharedCache Ask the download cache for a place to store the cached data This is the most efficient way for an ASIWebPageRequest to store..
iOS home button warning, is it possible? http://stackoverflow.com/questions/7112723/ios-home-button-warning-is-it-possible done can it iphone ios ipad share improve this question No you cannot do this the application has no say in this. Ask your boss whether he has ever seen a single example of an iOS application that would do this. There isn't ... not one I..
Is there a way to reverse engineer an Xcode project from a .app file? http://stackoverflow.com/questions/7322996/is-there-a-way-to-reverse-engineer-an-xcode-project-from-a-app-file
XCode: Displaying a UIDatePicker when user clicks on UITextbox http://stackoverflow.com/questions/8974131/xcode-displaying-a-uidatepicker-when-user-clicks-on-uitextbox addObserver self selector @selector textFieldBeganEditing name UITextFieldTextDidBeginEditingNotification object nil Ask to be informed when any textfield begins editing center addObserver self selector @selector textFieldEndedEditing name UITextFieldTextDidEndEditingNotification.. addObserver self selector @selector textFieldEndedEditing name UITextFieldTextDidEndEditingNotification object nil Ask to be informed when any textfield ends editing id init if self super init self initializationCodeMethod return self id initWithFrame..
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