¡@
2014/10/15 ¤U¤È 10:14:18
iphone Programming Glossary: somethingHow to check for an active Internet Connection on iPhone SDK? http://stackoverflow.com/questions/1083701/how-to-check-for-an-active-internet-connection-on-iphone-sdk
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 masks 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..
iOS 6 apps - how to deal with iPhone 5 screen size? [duplicate] http://stackoverflow.com/questions/12396545/ios-6-apps-how-to-deal-with-iphone-5-screen-size personally don't think Apple will require you to check the screen size every time you have to draw something like many answers say. Does that happen with the iPad iphone ios iphone 5 share improve this question..
AES Encryption for an NSString on the iPhone http://stackoverflow.com/questions/1400246/aes-encryption-for-an-nsstring-on-the-iphone the first comment on this post but I've had no luck so far. Apple's CryptoExercise certainly has something but I can't make sense of it... I've seen lots of references to CCCrypt but it's failed in every case.. seems a bit more straightforward. If you include their code for the NSData category you can write something like this Note The printf calls are only for demonstrating the state of the data at various points in..
Symbolicating iPhone App Crash Reports http://stackoverflow.com/questions/1460892/symbolicating-iphone-app-crash-reports just outputs the same text that is in the crash report to start with not symbolicated. Am I doing something wrong Any help would be greatly appreciated thanks. iphone crash reports symbolicate share improve..
How to force NSLocalizedString to use a specific language http://stackoverflow.com/questions/1669645/how-to-force-nslocalizedstring-to-use-a-specific-language to any code in your application that is performing localization. The code for this would look something like NSUserDefaults standardUserDefaults setObject NSArray arrayWithObjects @ de @ en @ fr nil forKey..
How to access SOAP services from iPhone http://stackoverflow.com/questions/204465/how-to-access-soap-services-from-iphone at all costs. Is it possible to add a proxy server between the iPhone and the web service Perhaps something that converts REST into SOAP for you You could try CSOAP a SOAP library that depends on libxml2 which..
How do I associate file types with an iPhone application? http://stackoverflow.com/questions/2774343/how-do-i-associate-file-types-with-an-iphone-application received via email or in another supported application. To register support you will need to have something like the following in your Info.plist key CFBundleDocumentTypes key array dict key CFBundleTypeIconFiles..
http://stackoverflow.com/questions/3339722/check-iphone-ios-version on the current device using NSClassFromString if NSClassFromString @ UIPopoverController Do something Some classes like CLLocationManager and UIDevice provide methods to check device capabilities if CLLocationManager.. and UIDevice provide methods to check device capabilities if CLLocationManager headingAvailable Do something Apple uses systemVersion in their GLSprite sample code so my recommendation can't be absolute A system..
How do I export UIImage array as a movie? http://stackoverflow.com/questions/3741323/how-do-i-export-uiimage-array-as-a-movie don't have any idea how to do so. I hope someone can help me or send me a code snippet which does something like I want. Thx iphone export uiimage avfoundation share improve this question Take a look at..
How do I create delegates in Objective-C? http://stackoverflow.com/questions/626898/how-do-i-create-delegates-in-objective-c way to do this is to use a bitfield as follows @protocol SomethingDelegate NSObject @optional void something id something didFinishLoadingItem id item void something id something didFailWithError NSError error.. is to use a bitfield as follows @protocol SomethingDelegate NSObject @optional void something id something didFinishLoadingItem id item void something id something didFailWithError NSError error @end @interface.. SomethingDelegate NSObject @optional void something id something didFinishLoadingItem id item void something id something didFailWithError NSError error @end @interface Something NSObject @property nonatomic weak..
How to use NSURLConnection to connect with SSL for an untrusted cert? http://stackoverflow.com/questions/933331/how-to-use-nsurlconnection-to-connect-with-ssl-for-an-untrusted-cert ssl https share improve this question There is a supported API for accomplishing this Add something like this to your NSURLConnection delegate BOOL connection NSURLConnection connection canAuthenticateAgainstProtectionSpace..
How would I tint an image programatically on the iPhone? http://stackoverflow.com/questions/1117211/how-would-i-tint-an-image-programatically-on-the-iphone to hold the blend color and a custom setter that forces a redraw when the color changes. Something like this void setOverlayColor UIColor newColor if overlayColor overlayColor release overlayColor newColor..
Javascript for “Add to Home Screen” on iPhone? http://stackoverflow.com/questions/1141979/javascript-for-add-to-home-screen-on-iphone to use Javascript to emulate the Add to Home Screen option in Mobile Safari's bookmark menu Something similar to IE's window.external.AddFavorite location.href document.title possibly javascript iphone..
How can I customize an iOS alert view? http://stackoverflow.com/questions/2600779/how-can-i-customize-an-ios-alert-view through. When bringing it in I use a few animations to make it bounce like Apple's alert view. Something like this works void initialDelayEnded self.view.transform CGAffineTransformScale CGAffineTransformIdentity..
Drawing a route in mapkit in iphone sdk http://stackoverflow.com/questions/2834523/drawing-a-route-in-mapkit-in-iphone-sdk a route in mapkit in iphone sdk I want to draw a route between 2 locations on the map. Something as a tour guide. When the tourist clicks another location I want to be able to draw route as well as..
How does Apple know you are using private API? http://stackoverflow.com/questions/2842357/how-does-apple-know-you-are-using-private-api not work in the Apple review team. 1. otool L This will list all libraries the app has linked to. Something clearly you should not use like IOKit and WebKit can be detected by this. 2. nm u This will list all..
Install xCode 3.2.3 w/ iPhone SDK 4, get “Base SDK missing”, can't see other SDKs http://stackoverflow.com/questions/3161385/install-xcode-3-2-3-w-iphone-sdk-4-get-base-sdk-missing-cant-see-other-sdk these problems In your previously working xCode iPhone project you get Base SDK Missing somewhere. Something like this In a related but more general observation none of the previously available panoply of Device..
UIButton inside a view that has a UITapGestureRecognizer http://stackoverflow.com/questions/3344341/uibutton-inside-a-view-that-has-a-uitapgesturerecognizer the touch belongs to your new subview and if it does instruct the gesture recognizer to ignore it. Something like the following BOOL gestureRecognizer UIGestureRecognizer gestureRecognizer shouldReceiveTouch UITouch..
http://stackoverflow.com/questions/4705588/nsxmlparser-example @ Signature currentStringValue intValue 804 ivar.signature currentStringValue intValue return Something like this. Note I havent really tested this code on compiler so there will be syntax errors here there...
How do I create delegates in Objective-C? http://stackoverflow.com/questions/626898/how-do-i-create-delegates-in-objective-c when delegates are set. One very clean way to do this is to use a bitfield as follows @protocol SomethingDelegate NSObject @optional void something id something didFinishLoadingItem id item void something id.. id item void something id something didFailWithError NSError error @end @interface Something NSObject @property nonatomic weak id SomethingDelegate delegate @end @implementation Something struct.. didFailWithError NSError error @end @interface Something NSObject @property nonatomic weak id SomethingDelegate delegate @end @implementation Something struct unsigned int didFinishLoadingItem 1 unsigned..
How to check for an active Internet Connection on iPhone SDK? http://stackoverflow.com/questions/1083701/how-to-check-for-an-active-internet-connection-on-iphone-sdk
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 If you didn't adjust your view layouts with proper auto resizing masks 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..
iOS 6 apps - how to deal with iPhone 5 screen size? [duplicate] http://stackoverflow.com/questions/12396545/ios-6-apps-how-to-deal-with-iphone-5-screen-size we have to design two storyboards just like for the iPad I personally don't think Apple will require you to check the screen size every time you have to draw something like many answers say. Does that happen with the iPad iphone ios iphone 5 share improve this question All apps will continue to work in the vertically stretched..
AES Encryption for an NSString on the iPhone http://stackoverflow.com/questions/1400246/aes-encryption-for-an-nsstring-on-the-iphone from the encrypted data. I've tried the technique detailed in the first comment on this post but I've had no luck so far. Apple's CryptoExercise certainly has something but I can't make sense of it... I've seen lots of references to CCCrypt but it's failed in every case I've used it. I would also have to be able to decrypt an encrypted.. that post includes this adapted code which works for me and seems a bit more straightforward. If you include their code for the NSData category you can write something like this Note The printf calls are only for demonstrating the state of the data at various points in a real application it wouldn't make sense to print such values...
Symbolicating iPhone App Crash Reports http://stackoverflow.com/questions/1460892/symbolicating-iphone-app-crash-reports symbolicatecrash crashreport.crash myApp.app.dSYM and it just outputs the same text that is in the crash report to start with not symbolicated. Am I doing something wrong Any help would be greatly appreciated thanks. iphone crash reports symbolicate share improve this question Steps to analyze crash report from apple Copy..
How to force NSLocalizedString to use a specific language http://stackoverflow.com/questions/1669645/how-to-force-nslocalizedstring-to-use-a-specific-language will take precedence over the globally set value and be returned to any code in your application that is performing localization. The code for this would look something like NSUserDefaults standardUserDefaults setObject NSArray arrayWithObjects @ de @ en @ fr nil forKey @ AppleLanguages NSUserDefaults standardUserDefaults synchronize..
How to access SOAP services from iPhone http://stackoverflow.com/questions/204465/how-to-access-soap-services-from-iphone that isn't a real answer. But still SOAP should be avoided at all costs. Is it possible to add a proxy server between the iPhone and the web service Perhaps something that converts REST into SOAP for you You could try CSOAP a SOAP library that depends on libxml2 which is included in the iPhone SDK . I've written my own SOAP framework..
How do I associate file types with an iPhone application? http://stackoverflow.com/questions/2774343/how-do-i-associate-file-types-with-an-iphone-application code is available handles the .pdb and .pdb.gz file types if received via email or in another supported application. To register support you will need to have something like the following in your Info.plist key CFBundleDocumentTypes key array dict key CFBundleTypeIconFiles key array string Document molecules 320.png string string..
http://stackoverflow.com/questions/3339722/check-iphone-ios-version For example you can check if UIPopoverController is available on the current device using NSClassFromString if NSClassFromString @ UIPopoverController Do something Some classes like CLLocationManager and UIDevice provide methods to check device capabilities if CLLocationManager headingAvailable Do something Apple uses systemVersion.. Do something Some classes like CLLocationManager and UIDevice provide methods to check device capabilities if CLLocationManager headingAvailable Do something Apple uses systemVersion in their GLSprite sample code so my recommendation can't be absolute A system version of 3.1 or greater is required to use CADisplayLink...
How do I export UIImage array as a movie? http://stackoverflow.com/questions/3741323/how-do-i-export-uiimage-array-as-a-movie I now want to do is create movie from those images. But I don't have any idea how to do so. I hope someone can help me or send me a code snippet which does something like I want. Thx iphone export uiimage avfoundation share improve this question Take a look at AVAssetWriter and the rest of the AVFoundation framework . The..
How do I create delegates in Objective-C? http://stackoverflow.com/questions/626898/how-do-i-create-delegates-in-objective-c that information when delegates are set. One very clean way to do this is to use a bitfield as follows @protocol SomethingDelegate NSObject @optional void something id something didFinishLoadingItem id item void something id something didFailWithError NSError error @end @interface Something NSObject @property nonatomic weak.. when delegates are set. One very clean way to do this is to use a bitfield as follows @protocol SomethingDelegate NSObject @optional void something id something didFinishLoadingItem id item void something id something didFailWithError NSError error @end @interface Something NSObject @property nonatomic weak id SomethingDelegate.. way to do this is to use a bitfield as follows @protocol SomethingDelegate NSObject @optional void something id something didFinishLoadingItem id item void something id something didFailWithError NSError error @end @interface Something NSObject @property nonatomic weak id SomethingDelegate delegate @end @implementation Something..
How to use NSURLConnection to connect with SSL for an untrusted cert? http://stackoverflow.com/questions/933331/how-to-use-nsurlconnection-to-connect-with-ssl-for-an-untrusted-cert in a browser you can press accept or a way to bypass it iphone ssl https share improve this question There is a supported API for accomplishing this Add something like this to your NSURLConnection delegate BOOL connection NSURLConnection connection canAuthenticateAgainstProtectionSpace NSURLProtectionSpace protectionSpace..
How would I tint an image programatically on the iPhone? http://stackoverflow.com/questions/1117211/how-would-i-tint-an-image-programatically-on-the-iphone Your class needs a UIColor property let's call it overlayColor to hold the blend color and a custom setter that forces a redraw when the color changes. Something like this void setOverlayColor UIColor newColor if overlayColor overlayColor release overlayColor newColor retain self setNeedsDisplay fires off drawRect each time..
Javascript for “Add to Home Screen” on iPhone? http://stackoverflow.com/questions/1141979/javascript-for-add-to-home-screen-on-iphone for &ldquo Add to Home Screen&rdquo on iPhone Is it possible to use Javascript to emulate the Add to Home Screen option in Mobile Safari's bookmark menu Something similar to IE's window.external.AddFavorite location.href document.title possibly javascript iphone mobile safari bookmarks homescreen share improve this question..
How can I customize an iOS alert view? http://stackoverflow.com/questions/2600779/how-can-i-customize-an-ios-alert-view behind it but it is mostly transparent so the background shows through. When bringing it in I use a few animations to make it bounce like Apple's alert view. Something like this works void initialDelayEnded self.view.transform CGAffineTransformScale CGAffineTransformIdentity 0.001 0.001 self.view.alpha 1.0 UIView beginAnimations..
Drawing a route in mapkit in iphone sdk http://stackoverflow.com/questions/2834523/drawing-a-route-in-mapkit-in-iphone-sdk a route in mapkit in iphone sdk I want to draw a route between 2 locations on the map. Something as a tour guide. When the tourist clicks another location I want to be able to draw route as well as inform the distance from current location. I am aware of sites..
How does Apple know you are using private API? http://stackoverflow.com/questions/2842357/how-does-apple-know-you-are-using-private-api 3 ways I know. These are just some speculation since I do not work in the Apple review team. 1. otool L This will list all libraries the app has linked to. Something clearly you should not use like IOKit and WebKit can be detected by this. 2. nm u This will list all linked symbols. This can detect Undocumented C functions such..
Install xCode 3.2.3 w/ iPhone SDK 4, get “Base SDK missing”, can't see other SDKs http://stackoverflow.com/questions/3161385/install-xcode-3-2-3-w-iphone-sdk-4-get-base-sdk-missing-cant-see-other-sdk download link reg reqd and then encountered one or both of these problems In your previously working xCode iPhone project you get Base SDK Missing somewhere. Something like this In a related but more general observation none of the previously available panoply of Device or Simulator SDK choices e.g. 3.0 3.1 3.1.3 ... is available..
UIButton inside a view that has a UITapGestureRecognizer http://stackoverflow.com/questions/3344341/uibutton-inside-a-view-that-has-a-uitapgesturerecognizer shouldReceiveTouch . In your implementation you can test if the touch belongs to your new subview and if it does instruct the gesture recognizer to ignore it. Something like the following BOOL gestureRecognizer UIGestureRecognizer gestureRecognizer shouldReceiveTouch UITouch touch test if our control subview is on screen if self.controlSubview.superview..
http://stackoverflow.com/questions/4705588/nsxmlparser-example
How do I create delegates in Objective-C? http://stackoverflow.com/questions/626898/how-do-i-create-delegates-in-objective-c time we want to message it you can cache that information when delegates are set. One very clean way to do this is to use a bitfield as follows @protocol SomethingDelegate NSObject @optional void something id something didFinishLoadingItem id item void something id something didFailWithError NSError error @end @interface Something.. NSObject @optional void something id something didFinishLoadingItem id item void something id something didFailWithError NSError error @end @interface Something NSObject @property nonatomic weak id SomethingDelegate delegate @end @implementation Something struct unsigned int didFinishLoadingItem 1 unsigned int didFailWithError.. didFinishLoadingItem id item void something id something didFailWithError NSError error @end @interface Something NSObject @property nonatomic weak id SomethingDelegate delegate @end @implementation Something struct unsigned int didFinishLoadingItem 1 unsigned int didFailWithError 1 delegateRespondsTo @synthesize delegate..
How to check for an active Internet Connection on iPhone SDK? http://stackoverflow.com/questions/1083701/how-to-check-for-an-active-internet-connection-on-iphone-sdk
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 with proper auto resizing masks 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..
iOS 6 apps - how to deal with iPhone 5 screen size? [duplicate] http://stackoverflow.com/questions/12396545/ios-6-apps-how-to-deal-with-iphone-5-screen-size like for the iPad I personally don't think Apple will require you to check the screen size every time you have to draw something like many answers say. Does that happen with the iPad iphone ios iphone 5 share improve this question All apps will..
AES Encryption for an NSString on the iPhone http://stackoverflow.com/questions/1400246/aes-encryption-for-an-nsstring-on-the-iphone technique detailed in the first comment on this post but I've had no luck so far. Apple's CryptoExercise certainly has something but I can't make sense of it... I've seen lots of references to CCCrypt but it's failed in every case I've used it. I would.. works for me and seems a bit more straightforward. If you include their code for the NSData category you can write something like this Note The printf calls are only for demonstrating the state of the data at various points in a real application..
Symbolicating iPhone App Crash Reports http://stackoverflow.com/questions/1460892/symbolicating-iphone-app-crash-reports and it just outputs the same text that is in the crash report to start with not symbolicated. Am I doing something wrong Any help would be greatly appreciated thanks. iphone crash reports symbolicate share improve this question Steps..
How to force NSLocalizedString to use a specific language http://stackoverflow.com/questions/1669645/how-to-force-nslocalizedstring-to-use-a-specific-language value and be returned to any code in your application that is performing localization. The code for this would look something like NSUserDefaults standardUserDefaults setObject NSArray arrayWithObjects @ de @ en @ fr nil forKey @ AppleLanguages NSUserDefaults..
How to access SOAP services from iPhone http://stackoverflow.com/questions/204465/how-to-access-soap-services-from-iphone should be avoided at all costs. Is it possible to add a proxy server between the iPhone and the web service Perhaps something that converts REST into SOAP for you You could try CSOAP a SOAP library that depends on libxml2 which is included in the..
How do I associate file types with an iPhone application? http://stackoverflow.com/questions/2774343/how-do-i-associate-file-types-with-an-iphone-application file types if received via email or in another supported application. To register support you will need to have something like the following in your Info.plist key CFBundleDocumentTypes key array dict key CFBundleTypeIconFiles key array string..
http://stackoverflow.com/questions/3339722/check-iphone-ios-version is available on the current device using NSClassFromString if NSClassFromString @ UIPopoverController Do something Some classes like CLLocationManager and UIDevice provide methods to check device capabilities if CLLocationManager headingAvailable.. CLLocationManager and UIDevice provide methods to check device capabilities if CLLocationManager headingAvailable Do something Apple uses systemVersion in their GLSprite sample code so my recommendation can't be absolute A system version of 3.1 or..
How do I export UIImage array as a movie? http://stackoverflow.com/questions/3741323/how-do-i-export-uiimage-array-as-a-movie those images. But I don't have any idea how to do so. I hope someone can help me or send me a code snippet which does something like I want. Thx iphone export uiimage avfoundation share improve this question Take a look at AVAssetWriter and the..
How do I create delegates in Objective-C? http://stackoverflow.com/questions/626898/how-do-i-create-delegates-in-objective-c set. One very clean way to do this is to use a bitfield as follows @protocol SomethingDelegate NSObject @optional void something id something didFinishLoadingItem id item void something id something didFailWithError NSError error @end @interface Something.. clean way to do this is to use a bitfield as follows @protocol SomethingDelegate NSObject @optional void something id something didFinishLoadingItem id item void something id something didFailWithError NSError error @end @interface Something NSObject.. follows @protocol SomethingDelegate NSObject @optional void something id something didFinishLoadingItem id item void something id something didFailWithError NSError error @end @interface Something NSObject @property nonatomic weak id SomethingDelegate..
How to use NSURLConnection to connect with SSL for an untrusted cert? http://stackoverflow.com/questions/933331/how-to-use-nsurlconnection-to-connect-with-ssl-for-an-untrusted-cert way to bypass it iphone ssl https share improve this question There is a supported API for accomplishing this Add something like this to your NSURLConnection delegate BOOL connection NSURLConnection connection canAuthenticateAgainstProtectionSpace..
Iphone - How to encrypt NSData with public key and decrypt with private key? http://stackoverflow.com/questions/10072124/iphone-how-to-encrypt-nsdata-with-public-key-and-decrypt-with-private-key CFDictionaryRef keyPairAttr publicKey privateKey LOGGING_FACILITY sanityCheck noErr publicKey NULL privateKey NULL @ Something really bad went wrong with generating the key pair. if sanityCheck noErr publicKey NULL privateKey NULL NSLog @ Successful..
How would I tint an image programatically on the iPhone? http://stackoverflow.com/questions/1117211/how-would-i-tint-an-image-programatically-on-the-iphone let's call it overlayColor to hold the blend color and a custom setter that forces a redraw when the color changes. Something like this void setOverlayColor UIColor newColor if overlayColor overlayColor release overlayColor newColor retain self setNeedsDisplay..
Javascript for “Add to Home Screen” on iPhone? http://stackoverflow.com/questions/1141979/javascript-for-add-to-home-screen-on-iphone on iPhone Is it possible to use Javascript to emulate the Add to Home Screen option in Mobile Safari's bookmark menu Something similar to IE's window.external.AddFavorite location.href document.title possibly javascript iphone mobile safari bookmarks..
How to crop the image using UIBezierPath? http://stackoverflow.com/questions/13153223/how-to-crop-the-image-using-uibezierpath closePath iphone objective c ios uibezierpath share improve this question You can use a shapeLayer for that. Something like UIBezierPath aPath UIBezierPath bezierPath for NSString pointString in pointArray if pointArray indexOfObject pointString..
How to use the first character as a section name http://stackoverflow.com/questions/1741093/how-to-use-the-first-character-as-a-section-name results as the section header so I can get the section index on the side . Is there a way to do this with the key path Something like below where I use name.firstLetter as the sectionNameKeyPath unfortunately that doesn't work . Do I have to grab the..
How can I customize an iOS alert view? http://stackoverflow.com/questions/2600779/how-can-i-customize-an-ios-alert-view so the background shows through. When bringing it in I use a few animations to make it bounce like Apple's alert view. Something like this works void initialDelayEnded self.view.transform CGAffineTransformScale CGAffineTransformIdentity 0.001 0.001..
Drawing a route in mapkit in iphone sdk http://stackoverflow.com/questions/2834523/drawing-a-route-in-mapkit-in-iphone-sdk a route in mapkit in iphone sdk I want to draw a route between 2 locations on the map. Something as a tour guide. When the tourist clicks another location I want to be able to draw route as well as inform the distance..
How does Apple know you are using private API? http://stackoverflow.com/questions/2842357/how-does-apple-know-you-are-using-private-api since I do not work in the Apple review team. 1. otool L This will list all libraries the app has linked to. Something clearly you should not use like IOKit and WebKit can be detected by this. 2. nm u This will list all linked symbols. This..
Install xCode 3.2.3 w/ iPhone SDK 4, get “Base SDK missing”, can't see other SDKs http://stackoverflow.com/questions/3161385/install-xcode-3-2-3-w-iphone-sdk-4-get-base-sdk-missing-cant-see-other-sdk one or both of these problems In your previously working xCode iPhone project you get Base SDK Missing somewhere. Something like this In a related but more general observation none of the previously available panoply of Device or Simulator SDK..
UIButton inside a view that has a UITapGestureRecognizer http://stackoverflow.com/questions/3344341/uibutton-inside-a-view-that-has-a-uitapgesturerecognizer you can test if the touch belongs to your new subview and if it does instruct the gesture recognizer to ignore it. Something like the following BOOL gestureRecognizer UIGestureRecognizer gestureRecognizer shouldReceiveTouch UITouch touch test if..
http://stackoverflow.com/questions/3997976/parse-nsurl-query-property way easy to put this in a NSDictionary or an Array Thx a lot iphone objective c nsurl share improve this question Something like that NSMutableDictionary params NSMutableDictionary alloc init for NSString param in url componentsSeparatedByString..
http://stackoverflow.com/questions/4705588/nsxmlparser-example isEqualToString @ Signature currentStringValue intValue 804 ivar.signature currentStringValue intValue return Something like this. Note I havent really tested this code on compiler so there will be syntax errors here there. share improve..
Drawing waveform with AVAssetReader http://stackoverflow.com/questions/5032775/drawing-waveform-with-avassetreader NSData finalData nil if reader.status AVAssetReaderStatusFailed reader.status AVAssetReaderStatusUnknown Something went wrong. return nil return nil if reader.status AVAssetReaderStatusCompleted NSLog @ rendering output graphics using.. NSData finalData nil if reader.status AVAssetReaderStatusFailed reader.status AVAssetReaderStatusUnknown Something went wrong. Handle it. if reader.status AVAssetReaderStatusCompleted You're done. It worked. NSLog @ rendering output graphics..
How to define a global variable that can be accessed anywhere in my application? [duplicate] http://stackoverflow.com/questions/6065965/how-to-define-a-global-variable-that-can-be-accessed-anywhere-in-my-application to have a variable accessible to every view you should always create a Model Data class and define the variable in it. Something like this DataClass.h @interface DataClass NSObject NSString str @property nonatomic retain NSString str DataClass getInstance..
How do I create delegates in Objective-C? http://stackoverflow.com/questions/626898/how-do-i-create-delegates-in-objective-c cache that information when delegates are set. One very clean way to do this is to use a bitfield as follows @protocol SomethingDelegate NSObject @optional void something id something didFinishLoadingItem id item void something id something didFailWithError.. id something didFinishLoadingItem id item void something id something didFailWithError NSError error @end @interface Something NSObject @property nonatomic weak id SomethingDelegate delegate @end @implementation Something struct unsigned int didFinishLoadingItem.. something id something didFailWithError NSError error @end @interface Something NSObject @property nonatomic weak id SomethingDelegate delegate @end @implementation Something struct unsigned int didFinishLoadingItem 1 unsigned int didFailWithError..
Why am I having to manually set my view's frame in viewDidLoad? http://stackoverflow.com/questions/6757018/why-am-i-having-to-manually-set-my-views-frame-in-viewdidload you're on a phone call . It helps to understand what happens when a view controller's view is loaded and displayed Something accesses your view controller's view property for the first time. This may occur in your own code or in UIKit in response.. have been fully loaded. At this point the view's frame will be whatever it was set to in the NIB or in loadView . Something calls for UIKit to display your view controller's view. Again this may be a user action like tapping on a tab or an explicit..
|