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2014/10/15 ¤U¤È 10:10:41
iphone Programming Glossary: itHow 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 to see if I have an Internet connection on the iPhone using the Cocoa Touch libraries. I came up with a way to do this using an NSURL . The way I did it seems a bit unreliable because even Google could.. using the Cocoa Touch libraries. I came up with a way to do this using an NSURL . The way I did it seems a bit unreliable because even Google could one day be down and relying on a 3rd party seems bad.. Cocoa Touch libraries. I came up with a way to do this using an NSURL . The way I did it seems a bit unreliable because even Google could one day be down and relying on a 3rd party seems bad and while..
How to make a UITextField move up when keyboard is present http://stackoverflow.com/questions/1126726/how-to-make-a-uitextfield-move-up-when-keyboard-is-present to make a UITextField move up when keyboard is present With the iPhone SDK I have a UIView with UITextFields that brings up a keyboard. I need it to be able to.. to make a UITextField move up when keyboard is present With the iPhone SDK I have a UIView with UITextFields that brings up a keyboard. I need it to be able to Allow scrolling of the contents of.. present With the iPhone SDK I have a UIView with UITextFields that brings up a keyboard. I need it to be able to Allow scrolling of the contents of the UIScrollView to see the other text fields once..
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 new aspect ratio and a new resolution 640 x 1136 pixels . What is required to develop new or transition already existing applications to the new screen size What should we keep in mind to make applications.. of Xcode . Set a 4 inch launch image for your app. This is how you get 1136 px screen height without it you will get 960 px with black margins on top and bottom . Test your app and hopefully do nothing.. Xcode . Set a 4 inch launch image for your app. This is how you get 1136 px screen height without it you will get 960 px with black margins on top and bottom . Test your app and hopefully do nothing else..
Symbolicating iPhone App Crash Reports http://stackoverflow.com/questions/1460892/symbolicating-iphone-app-crash-reports I retrieved the crash reports from iTunes Connect. I have the application binary that I submitted to the App Store and I have the dSYM file that was generated as part of the build. I have all of.. by spotlight. What now I have tried invoking 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.. 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..
How do I create delegates in Objective-C? http://stackoverflow.com/questions/626898/how-do-i-create-delegates-in-objective-c them you simply define a class that implements the delegate methods you're interested in. Though with delegates that use a formal protocol you must declare your delegate to implement that protocol see.. that protocol see below. For example suppose you have an NSWindow. If you'd like to implement its delegate's windowDidMove method you could create a class like this @implementation MyClass void windowDidMove.. NSNotification notification ... @end Then you could create an instance of MyClass and assign it as the window's delegate MyClass myDelegate MyClass alloc init window setDelegate myDelegate On the..
How to programmatically send SMS on the iPhone? http://stackoverflow.com/questions/10848/how-to-programmatically-send-sms-on-the-iphone in the background. I'm sure you really want to have spams from your friends Try out this new game It roxxers my boxxers and yours will be too roxxersboxxers.com If you sign up now you'll get 3 200 RB points..
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 simply be black. If you only plan to support iOS 6 then definitely consider using Auto Layout. It removes all fixed layout handling and instead uses constraints to lay things out. Nothing will be hard.. directions. view.autoresizingMask UIViewAutoresizingFlexibleWidth UIViewAutoresizingFlexibleHeight It works great out of the box for table views however if your app used pixel perfect layout for displaying.. To enable your apps to work with iPhone 5 you need to add a retina version of the launcher image. It should be named Default 568h@2x.png . And it has to be retina quality there's no backward compatibility..
How to detect iPhone 5 (widescreen devices)? http://stackoverflow.com/questions/12446990/how-to-detect-iphone-5-widescreen-devices can adjust and adapt any screen size. That's not very hard read some documentation about that. It will save you a lot of time. iOS 6 also offers new features about this but this is still under NDA at..
Detecting which UIButton was pressed in a UITableView http://stackoverflow.com/questions/1802707/detecting-which-uibutton-was-pressed-in-a-uitableview is that I can't set the tag in the creation of the cell since the cell might be dequeued instead. It feels very dirty. There must be a better way. iphone uitableview uitableviewcell share improve this..
Is there a documented way to set the iPhone orientation? http://stackoverflow.com/questions/181780/is-there-a-documented-way-to-set-the-iphone-orientation touch share improve this question This is no longer an issue on the later iPhone 3.1.2 SDK. It now appears to honor the requested orientation of the view being pushed back onto the stack. That likely.. older iPhone OS versions and only apply the setOrientation when it is prior to the latest release. It is not clear if Apple's static analysis will understand that you are working around the older SDK limitations...
How can I deploy an iPhone application from Xcode to a real iPhone device? http://stackoverflow.com/questions/246422/how-can-i-deploy-an-iphone-application-from-xcode-to-a-real-iphone-device a US 99 Apple certificate iphone xcode deployment certificate share improve this question It sounds like the application isn't signed. Download ldid from Cydia and then use it like so ldid S Applications..
The simplest way to resize an UIImage? http://stackoverflow.com/questions/2658738/the-simplest-way-to-resize-an-uiimage the image UIImage newImage image _imageScaledToSize CGSizeMake 290 390 interpolationQuality 1 It works perfectly but it's an undocumented function so I can't use it anymore with iPhone OS4. So... what..
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 key CFBundleTypeRole key string Viewer string key LSHandlerRank key string Owner string key LSItemContentTypes key array string com.sunsetlakesoftware.molecules.pdb string string org.gnu.gnu zip archive.. icons for the supported types in Mail and other applications capable of showing documents. The LSItemContentTypes key lets you provide an array of Uniform Type Identifiers UTIs that your application can.. of this file in your application didFinishLaunchingWithOptions application delegate method. It appears that files loaded in this manner from Mail are copied into your application's Documents directory..
This class is not key value coding-compliant for the key http://stackoverflow.com/questions/3088059/this-class-is-not-key-value-coding-compliant-for-the-key setValue forUndefinedKey this class is not key value coding compliant for the key string.' It is caused by the Second view controller in MainWindow.xib having a class of UIViewController instead.. resolves the problem. By the way it is bad practice to have names like string in Objective C. It invites a runtime naming collision. Avoid them even in once off practice apps. Naming collisions can..
EXC_BAD_ACCESS signal received http://stackoverflow.com/questions/327082/exc-bad-access-signal-received signal. In this particular case it happened to be an error in the accelerometer code. It would not execute within the simulator which is why it did not throw any errors. However it would execute..
Build fat static library (device + simulator) using Xcode and SDK 4+ http://stackoverflow.com/questions/3520977/build-fat-static-library-device-simulator-using-xcode-and-sdk-4 fat static library device simulator using Xcode and SDK 4 It appears that we can theoretically build a single static library that includes both simulator and iPhone..
Can I embed a custom font in an iPhone application? http://stackoverflow.com/questions/360751/can-i-embed-a-custom-font-in-an-iphone-application here git github.com zynga FontLabel.git The important files are FontLabel.h and FontLabel.m. It uses some of the code from Genericrich's answer above. Browse the source here http github.com zynga..
Fast and Lean PDF Viewer for iPhone / iPad / iOs - tips and hints? http://stackoverflow.com/questions/3889634/fast-and-lean-pdf-viewer-for-iphone-ipad-ios-tips-and-hints I access the pdfDoc property because I release it and recreate it when receiving memoryWarnings. It seems that the CGPDFDocumentRef object do some internal caching that I did not find how to get rid of...
parsing HTML on the iPhone [closed] http://stackoverflow.com/questions/405749/parsing-html-on-the-iphone HTML on the iPhone closed Can anyone recommend a C or Objective C library for HTML parsing It needs to handle messy HTML code that won't quite validate. Does such a library exist or am I better..
UIDevice uniqueIdentifier Deprecated - What To Do Now? http://stackoverflow.com/questions/6993325/uidevice-uniqueidentifier-deprecated-what-to-do-now uniqueIdentifier Deprecated What To Do Now It has just come to light that the UIDevice uniqueIdentifier property is deprecated in iOS 5 and above...
Is there a barcode recognition framework for iOS? http://stackoverflow.com/questions/838724/is-there-a-barcode-recognition-framework-for-ios barcode share improve this question Yes we produced the 'Barcodes' application for the iPhone. It can decode QR Codes. The source code is available from the zxing project specifically you want to take..
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 Internet Connection on iPhone SDK I would like to check to see if I have an Internet connection on the iPhone using the Cocoa Touch libraries. I came up with a way to do this using an NSURL . The way I did it seems a bit unreliable because even Google could one day be down and relying on a 3rd party seems bad and while.. to check to see if I have an Internet connection on the iPhone using the Cocoa Touch libraries. I came up with a way to do this using an NSURL . The way I did it seems a bit unreliable because even Google could one day be down and relying on a 3rd party seems bad and while I could check to see for a response from some other.. see if I have an Internet connection on the iPhone using the Cocoa Touch libraries. I came up with a way to do this using an NSURL . The way I did it seems a bit unreliable because even Google could one day be down and relying on a 3rd party seems bad and while I could check to see for a response from some other websites..
How to make a UITextField move up when keyboard is present http://stackoverflow.com/questions/1126726/how-to-make-a-uitextfield-move-up-when-keyboard-is-present to make a UITextField move up when keyboard is present With the iPhone SDK I have a UIView with UITextFields that brings up a keyboard. I need it to be able to Allow scrolling of the contents of the UIScrollView to see.. to make a UITextField move up when keyboard is present With the iPhone SDK I have a UIView with UITextFields that brings up a keyboard. I need it to be able to Allow scrolling of the contents of the UIScrollView to see the other text fields once the keyboard.. to make a UITextField move up when keyboard is present With the iPhone SDK I have a UIView with UITextFields that brings up a keyboard. I need it to be able to Allow scrolling of the contents of the UIScrollView to see the other text fields once the keyboard is brought up Automatically jump by scrolling up..
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 iPhone 5 screen resolution The new iPhone 5 display has a new aspect ratio and a new resolution 640 x 1136 pixels . What is required to develop new or transition already existing applications to the new screen size What should we keep in mind to make applications universal for both the older displays and the new widescreen.. improve this question Download and install latest version of Xcode . Set a 4 inch launch image for your app. This is how you get 1136 px screen height without it you will get 960 px with black margins on top and bottom . Test your app and hopefully do nothing else since everything should work magically if you had.. this question Download and install latest version of Xcode . Set a 4 inch launch image for your app. This is how you get 1136 px screen height without it you will get 960 px with black margins on top and bottom . Test your app and hopefully do nothing else since everything should work magically if you had set auto..
Symbolicating iPhone App Crash Reports http://stackoverflow.com/questions/1460892/symbolicating-iphone-app-crash-reports I'm looking to try and symbolicate my iPhone app's crash reports. I retrieved the crash reports from iTunes Connect. I have the application binary that I submitted to the App Store and I have the dSYM file that was generated as part of the build. I have all of these files together inside a single directory that is indexed.. files together inside a single directory that is indexed by spotlight. What now I have tried invoking 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... What now I have tried invoking 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..
How do I create delegates in Objective-C? http://stackoverflow.com/questions/626898/how-do-i-create-delegates-in-objective-c delegate of another. There's no special process for creating them you simply define a class that implements the delegate methods you're interested in. Though with delegates that use a formal protocol you must declare your delegate to implement that protocol see below. For example suppose you have an NSWindow. If you'd like.. a formal protocol you must declare your delegate to implement that protocol see below. For example suppose you have an NSWindow. If you'd like to implement its delegate's windowDidMove method you could create a class like this @implementation MyClass void windowDidMove NSNotification notification ... @end Then you could.. a class like this @implementation MyClass void windowDidMove NSNotification notification ... @end Then you could create an instance of MyClass and assign it as the window's delegate MyClass myDelegate MyClass alloc init window setDelegate myDelegate On the NSWindow side it probably has code similar to this to see if..
How to programmatically send SMS on the iPhone? http://stackoverflow.com/questions/10848/how-to-programmatically-send-sms-on-the-iphone on the iPhone you'll be able to write games that spam people in the background. I'm sure you really want to have spams from your friends Try out this new game It roxxers my boxxers and yours will be too roxxersboxxers.com If you sign up now you'll get 3 200 RB points Apple has restrictions for automated or even partially..
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 be letterboxed or basically the extra 88 points in height would simply be black. If you only plan to support iOS 6 then definitely consider using Auto Layout. It removes all fixed layout handling and instead uses constraints to lay things out. Nothing will be hard coded and your life will become a lot simpler. However if.. autoresizing mask of the center content to expand in both directions. view.autoresizingMask UIViewAutoresizingFlexibleWidth UIViewAutoresizingFlexibleHeight It works great out of the box for table views however if your app used pixel perfect layout for displaying content then your best bet would be to re imagine the content.. model where the extra points pixels just show up black. Edit To enable your apps to work with iPhone 5 you need to add a retina version of the launcher image. It should be named Default 568h@2x.png . And it has to be retina quality there's no backward compatibility here You could also select this image from within Xcode...
How to detect iPhone 5 (widescreen devices)? http://stackoverflow.com/questions/12446990/how-to-detect-iphone-5-widescreen-devices sizes. Use the auto resizing capabilities of iOS so your views can adjust and adapt any screen size. That's not very hard read some documentation about that. It will save you a lot of time. iOS 6 also offers new features about this but this is still under NDA at the moment. Be sure to read the API changelog on Apple Developer..
Detecting which UIButton was pressed in a UITableView http://stackoverflow.com/questions/1802707/detecting-which-uibutton-was-pressed-in-a-uitableview UIButton sender int row button.tag What's important to note is that I can't set the tag in the creation of the cell since the cell might be dequeued instead. It feels very dirty. There must be a better way. iphone uitableview uitableviewcell share improve this question In Apple's Accessory sample the following method..
Is there a documented way to set the iPhone orientation? http://stackoverflow.com/questions/181780/is-there-a-documented-way-to-set-the-iphone-orientation phone to rotate back to Portrait. iphone objective c cocoa touch share improve this question This is no longer an issue on the later iPhone 3.1.2 SDK. It now appears to honor the requested orientation of the view being pushed back onto the stack. That likely means that you would need to detect older iPhone OS versions.. the stack. That likely means that you would need to detect older iPhone OS versions and only apply the setOrientation when it is prior to the latest release. It is not clear if Apple's static analysis will understand that you are working around the older SDK limitations. I personally have been told by Apple to remove the..
How can I deploy an iPhone application from Xcode to a real iPhone device? http://stackoverflow.com/questions/246422/how-can-i-deploy-an-iphone-application-from-xcode-to-a-real-iphone-device application from Xcode to real iPhone device without having a US 99 Apple certificate iphone xcode deployment certificate share improve this question It sounds like the application isn't signed. Download ldid from Cydia and then use it like so ldid S Applications AccelerometerGraph.app AccelerometerGraph Also be..
The simplest way to resize an UIImage? http://stackoverflow.com/questions/2658738/the-simplest-way-to-resize-an-uiimage resize it to 290 390 pixels. I was using this method to resize the image UIImage newImage image _imageScaledToSize CGSizeMake 290 390 interpolationQuality 1 It works perfectly but it's an undocumented function so I can't use it anymore with iPhone OS4. So... what is the simplest way to resize an UIImage iphone resize..
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 key CFBundleTypeName key string Molecules Structure File string key CFBundleTypeRole key string Viewer string key LSHandlerRank key string Owner string key LSItemContentTypes key array string com.sunsetlakesoftware.molecules.pdb string string org.gnu.gnu zip archive string array dict array Two images are provided that will.. array dict array Two images are provided that will be used as icons for the supported types in Mail and other applications capable of showing documents. The LSItemContentTypes key lets you provide an array of Uniform Type Identifiers UTIs that your application can open. For a list of system defined UTIs see Apple's Uniform.. will be started and you will need to handle the processing of this file in your application didFinishLaunchingWithOptions application delegate method. It appears that files loaded in this manner from Mail are copied into your application's Documents directory under a subdirectory corresponding to what email box they..
This class is not key value coding-compliant for the key http://stackoverflow.com/questions/3088059/this-class-is-not-key-value-coding-compliant-for-the-key is 'NSUnknownKeyException' reason ' UIViewController 0x3927310 setValue forUndefinedKey this class is not key value coding compliant for the key string.' It is caused by the Second view controller in MainWindow.xib having a class of UIViewController instead of SecondView . Changing to the correct class resolves the.. instead of SecondView . Changing to the correct class resolves the problem. By the way it is bad practice to have names like string in Objective C. It invites a runtime naming collision. Avoid them even in once off practice apps. Naming collisions can be very hard to track down and you don't want to waste the..
EXC_BAD_ACCESS signal received http://stackoverflow.com/questions/327082/exc-bad-access-signal-received at a time. As soon as I let it run again I will hit the EXC_BAD_ACCESS signal. In this particular case it happened to be an error in the accelerometer code. It would not execute within the simulator which is why it did not throw any errors. However it would execute once deployed to the device. Most of the answers to this..
Build fat static library (device + simulator) using Xcode and SDK 4+ http://stackoverflow.com/questions/3520977/build-fat-static-library-device-simulator-using-xcode-and-sdk-4 fat static library device simulator using Xcode and SDK 4 It appears that we can theoretically build a single static library that includes both simulator and iPhone and iPad. However Apple has no documentation on this that..
Can I embed a custom font in an iPhone application? http://stackoverflow.com/questions/360751/can-i-embed-a-custom-font-in-an-iphone-application
Fast and Lean PDF Viewer for iPhone / iPad / iOs - tips and hints? http://stackoverflow.com/questions/3889634/fast-and-lean-pdf-viewer-for-iphone-ipad-ios-tips-and-hints
parsing HTML on the iPhone [closed] http://stackoverflow.com/questions/405749/parsing-html-on-the-iphone HTML on the iPhone closed Can anyone recommend a C or Objective C library for HTML parsing It needs to handle messy HTML code that won't quite validate. Does such a library exist or am I better off just trying to use regular expressions iphone html parsing..
UIDevice uniqueIdentifier Deprecated - What To Do Now? http://stackoverflow.com/questions/6993325/uidevice-uniqueidentifier-deprecated-what-to-do-now uniqueIdentifier Deprecated What To Do Now It has just come to light that the UIDevice uniqueIdentifier property is deprecated in iOS 5 and above. No alternative method or property appears to be available or..
Is there a barcode recognition framework for iOS? http://stackoverflow.com/questions/838724/is-there-a-barcode-recognition-framework-for-ios barcode recognition on iPhone iPad iphone ios cocoa touch barcode share improve this question Yes we produced the 'Barcodes' application for the iPhone. It can decode QR Codes. The source code is available from the zxing project specifically you want to take a look at the iPhone client and the partial C port of the..
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 would like to check to see if I have an Internet connection on the iPhone using the Cocoa Touch libraries. I came up with a way to do this using an NSURL . The way I did it seems a bit unreliable because even Google could one day be down and.. on the iPhone using the Cocoa Touch libraries. I came up with a way to do this using an NSURL . The way I did it seems a bit unreliable because even Google could one day be down and relying on a 3rd party seems bad and while I could.. the iPhone using the Cocoa Touch libraries. I came up with a way to do this using an NSURL . The way I did it seems a bit unreliable because even Google could one day be down and relying on a 3rd party seems bad and while I could check to see..
How to make a UITextField move up when keyboard is present http://stackoverflow.com/questions/1126726/how-to-make-a-uitextfield-move-up-when-keyboard-is-present to make a UITextField move up when keyboard is present With the iPhone SDK I have a UIView with UITextFields that brings up a keyboard. I need it to be able to Allow scrolling of.. to make a UITextField move up when keyboard is present With the iPhone SDK I have a UIView with UITextFields that brings up a keyboard. I need it to be able to Allow scrolling of the contents of the UIScrollView to.. up when keyboard is present With the iPhone SDK I have a UIView with UITextFields that brings up a keyboard. I need it to be able to Allow scrolling of the contents of the UIScrollView to see the other text fields once the keyboard is brought..
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 5 display has a new aspect ratio and a new resolution 640 x 1136 pixels . What is required to develop new or transition already existing applications to the new screen size What should we keep in mind to make applications universal for both.. install latest version of Xcode . Set a 4 inch launch image for your app. This is how you get 1136 px screen height without it you will get 960 px with black margins on top and bottom . Test your app and hopefully do nothing else since everything.. latest version of Xcode . Set a 4 inch launch image for your app. This is how you get 1136 px screen height without it you will get 960 px with black margins on top and bottom . Test your app and hopefully do nothing else since everything..
Symbolicating iPhone App Crash Reports http://stackoverflow.com/questions/1460892/symbolicating-iphone-app-crash-reports app's crash reports. I retrieved the crash reports from iTunes Connect. I have the application binary that I submitted to the App Store and I have the dSYM file that was generated as part of the build. I have all of these files together.. that is indexed by spotlight. What now I have tried invoking 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.. 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..
How do I create delegates in Objective-C? http://stackoverflow.com/questions/626898/how-do-i-create-delegates-in-objective-c process for creating them you simply define a class that implements the delegate methods you're interested in. Though with delegates that use a formal protocol you must declare your delegate to implement that protocol see below. For example suppose.. delegate to implement that protocol see below. For example suppose you have an NSWindow. If you'd like to implement its delegate's windowDidMove method you could create a class like this @implementation MyClass void windowDidMove NSNotification.. void windowDidMove NSNotification notification ... @end Then you could create an instance of MyClass and assign it as the window's delegate MyClass myDelegate MyClass alloc init window setDelegate myDelegate On the NSWindow side it probably..
How to programmatically send SMS on the iPhone? http://stackoverflow.com/questions/10848/how-to-programmatically-send-sms-on-the-iphone that spam people in the background. I'm sure you really want to have spams from your friends Try out this new game It roxxers my boxxers and yours will be too roxxersboxxers.com If you sign up now you'll get 3 200 RB points Apple has restrictions..
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 points in height would simply be black. If you only plan to support iOS 6 then definitely consider using Auto Layout. It removes all fixed layout handling and instead uses constraints to lay things out. Nothing will be hard coded and your life.. to expand in both directions. view.autoresizingMask UIViewAutoresizingFlexibleWidth UIViewAutoresizingFlexibleHeight It works great out of the box for table views however if your app used pixel perfect layout for displaying content then your.. show up black. Edit To enable your apps to work with iPhone 5 you need to add a retina version of the launcher image. It should be named Default 568h@2x.png . And it has to be retina quality there's no backward compatibility here You could also..
How to detect iPhone 5 (widescreen devices)? http://stackoverflow.com/questions/12446990/how-to-detect-iphone-5-widescreen-devices of iOS so your views can adjust and adapt any screen size. That's not very hard read some documentation about that. It will save you a lot of time. iOS 6 also offers new features about this but this is still under NDA at the moment. Be sure..
Detecting which UIButton was pressed in a UITableView http://stackoverflow.com/questions/1802707/detecting-which-uibutton-was-pressed-in-a-uitableview important to note is that I can't set the tag in the creation of the cell since the cell might be dequeued instead. It feels very dirty. There must be a better way. iphone uitableview uitableviewcell share improve this question In Apple's..
Is there a documented way to set the iPhone orientation? http://stackoverflow.com/questions/181780/is-there-a-documented-way-to-set-the-iphone-orientation objective c cocoa touch share improve this question This is no longer an issue on the later iPhone 3.1.2 SDK. It now appears to honor the requested orientation of the view being pushed back onto the stack. That likely means that you.. need to detect older iPhone OS versions and only apply the setOrientation when it is prior to the latest release. It is not clear if Apple's static analysis will understand that you are working around the older SDK limitations. I personally..
How can I deploy an iPhone application from Xcode to a real iPhone device? http://stackoverflow.com/questions/246422/how-can-i-deploy-an-iphone-application-from-xcode-to-a-real-iphone-device device without having a US 99 Apple certificate iphone xcode deployment certificate share improve this question It sounds like the application isn't signed. Download ldid from Cydia and then use it like so ldid S Applications AccelerometerGraph.app..
The simplest way to resize an UIImage? http://stackoverflow.com/questions/2658738/the-simplest-way-to-resize-an-uiimage this method to resize the image UIImage newImage image _imageScaledToSize CGSizeMake 290 390 interpolationQuality 1 It works perfectly but it's an undocumented function so I can't use it anymore with iPhone OS4. So... what is the simplest..
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 Structure File string key CFBundleTypeRole key string Viewer string key LSHandlerRank key string Owner string key LSItemContentTypes key array string com.sunsetlakesoftware.molecules.pdb string string org.gnu.gnu zip archive string array dict.. that will be used as icons for the supported types in Mail and other applications capable of showing documents. The LSItemContentTypes key lets you provide an array of Uniform Type Identifiers UTIs that your application can open. For a list.. to handle the processing of this file in your application didFinishLaunchingWithOptions application delegate method. It appears that files loaded in this manner from Mail are copied into your application's Documents directory under a subdirectory..
This class is not key value coding-compliant for the key http://stackoverflow.com/questions/3088059/this-class-is-not-key-value-coding-compliant-for-the-key UIViewController 0x3927310 setValue forUndefinedKey this class is not key value coding compliant for the key string.' It is caused by the Second view controller in MainWindow.xib having a class of UIViewController instead of SecondView . Changing.. to the correct class resolves the problem. By the way it is bad practice to have names like string in Objective C. It invites a runtime naming collision. Avoid them even in once off practice apps. Naming collisions can be very hard to track..
EXC_BAD_ACCESS signal received http://stackoverflow.com/questions/327082/exc-bad-access-signal-received I will hit the EXC_BAD_ACCESS signal. In this particular case it happened to be an error in the accelerometer code. It would not execute within the simulator which is why it did not throw any errors. However it would execute once deployed..
Build fat static library (device + simulator) using Xcode and SDK 4+ http://stackoverflow.com/questions/3520977/build-fat-static-library-device-simulator-using-xcode-and-sdk-4 fat static library device simulator using Xcode and SDK 4 It appears that we can theoretically build a single static library that includes both simulator and iPhone and iPad. However..
Can I embed a custom font in an iPhone application? http://stackoverflow.com/questions/360751/can-i-embed-a-custom-font-in-an-iphone-application and put it on github here git github.com zynga FontLabel.git The important files are FontLabel.h and FontLabel.m. It uses some of the code from Genericrich's answer above. Browse the source here http github.com zynga FontLabel tree master..
Fast and Lean PDF Viewer for iPhone / iPad / iOs - tips and hints? http://stackoverflow.com/questions/3889634/fast-and-lean-pdf-viewer-for-iphone-ipad-ios-tips-and-hints the part where I access the pdfDoc property because I release it and recreate it when receiving memoryWarnings. It seems that the CGPDFDocumentRef object do some internal caching that I did not find how to get rid of. share improve this..
parsing HTML on the iPhone [closed] http://stackoverflow.com/questions/405749/parsing-html-on-the-iphone HTML on the iPhone closed Can anyone recommend a C or Objective C library for HTML parsing It needs to handle messy HTML code that won't quite validate. Does such a library exist or am I better off just trying to use..
UIDevice uniqueIdentifier Deprecated - What To Do Now? http://stackoverflow.com/questions/6993325/uidevice-uniqueidentifier-deprecated-what-to-do-now uniqueIdentifier Deprecated What To Do Now It has just come to light that the UIDevice uniqueIdentifier property is deprecated in iOS 5 and above. No alternative method..
Is there a barcode recognition framework for iOS? http://stackoverflow.com/questions/838724/is-there-a-barcode-recognition-framework-for-ios ios cocoa touch barcode share improve this question Yes we produced the 'Barcodes' application for the iPhone. It can decode QR Codes. The source code is available from the zxing project specifically you want to take a look at the iPhone..
cocos2d 2.0-rc2: end the director and restart http://stackoverflow.com/questions/11037134/cocos2d-2-0-rc2-end-the-director-and-restart Display Not supported director_ runWithScene HelloWorldLayer scene RUN THE SCENE else THERE IS A SCENE START SINCE IT WAS STOPPED AND REPLACE TO RESTART director_ startAnimation director_ replaceScene HelloWorldLayer scene director_ setDelegate.. a whole day trying to figure this out. It may not be the correct way or even the prettiest way but it's working EDIT Also please not that if you POP the COCOS2D scene you don't have to CCDirector sharedDirector end as the animation will..
What OSX/XCode version control system should I use for iPhone development? http://stackoverflow.com/questions/1378399/what-osx-xcode-version-control-system-should-i-use-for-iphone-development directory of your project and you're off. It's perfect for working alone or with a small number of developers i.e. no IT staff or sysadmins available it has a utility that lets you quickly set up a temporary server for your local repository..
Indoor navigation hardware/software requirements for iOS http://stackoverflow.com/questions/15732181/indoor-navigation-hardware-software-requirements-for-ios This is still an field of research so it's not that easy to find something that just works. I suggest contacting the IT department of your university if they run a Cisco system I know some of them provide some sort of positioning capabilities..
How do you add a In-app purchase to an iPhone application? http://stackoverflow.com/questions/19556336/how-do-you-add-a-in-app-purchase-to-an-iphone-application and when it asks you to confirm the purchase of 99¢ or whatever you set the price tier too TAKE A SCREEN SNAPSHOT OF IT this is what your going to use for your screenshot for review on iTunesConnect. Now cancel the payment Now go to iTunesConnect..
Multiple annotation callouts displaying in MKMapView http://stackoverflow.com/questions/2417952/multiple-annotation-callouts-displaying-in-mkmapview it anyway with setSelected YES on several MKAnnotationView instances to see what it gives THE CLEAN WAY I WOULD DO IT not tested myself however don't rely on the selection mechanism of the MKMapView subclass the MKAnnotationView to implement..
How do I format a text file to be read in using arrayWithContentsOfFile http://stackoverflow.com/questions/3011898/how-do-i-format-a-text-file-to-be-read-in-using-arraywithcontentsoffile ... but now it is actually causing an exc_bad_access error weirdly i know it seems implausible but for some reason IT IS causing it. trust me on this I just spend the better part of a day debugging this crap Anyway I'm looking to get these..
Alternative solutions for in-house iPhone enterprise app distribution http://stackoverflow.com/questions/3309835/alternative-solutions-for-in-house-iphone-enterprise-app-distribution actually use it. Apple does all the distribution for you for and you don't have to worry about Ad Hoc deployments or IT departments. You then build a really simple configuration management system on a web host or platform like Google AppEngine.. code. You could also make this information manually configurable within the application but then you incur an IT cost when setting up the application on each device and if you already are going to set up a configuration management system..
Core Text: Render to an Odd Shape http://stackoverflow.com/questions/3813318/core-text-render-to-an-odd-shape lines CGPathAddRect path NULL bounds THIS LINE WILL WORK CGPathAddEllipseInRect path NULL bounds THIS LINE WILL CRASH IT Initialize an attributed string. CFStringRef string CFSTR Lorem ipsum dolor sit amet consectetur adipisicing elit sed do..
http://stackoverflow.com/questions/402/iphone-app-in-landscape-mode it means everywhere all your fullscreen views. Hope it helps in this nightmare An important reminder of the ADDITIONAL well known problem at hand here if you are trying to swap between MORE THAN ONE view all landscape IT SIMPLY DOES NOT.. of the ADDITIONAL well known problem at hand here if you are trying to swap between MORE THAN ONE view all landscape IT SIMPLY DOES NOT WORK . It is essential to remember this or you will waste days on the problem. It is literally NOT POSSIBLE... You can do that only once . Later if you try to remove happyThing.view and instead put in there newThing.view IT DOES NOT WORK AND THAT'S THAT. The machine will never rotate the view to landscape. There is no trick fix even Apple cannot..
CSS “position: fixed;” into iPad/iPhone? http://stackoverflow.com/questions/4889601/css-position-fixed-into-ipad-iphone
Playing many different videos on iphone using AVPlayer http://stackoverflow.com/questions/6258573/playing-many-different-videos-on-iphone-using-avplayer duration self.player.currentItem.asset.duration return self This is the code that plays the video void playMovie UITapGestureRecognizer tapRecon UITapGestureRecognizer alloc initWithTarget self action @selector toggleControls tapRecon setNumberOfTapsRequired.. return self This is the code that plays the video void playMovie UITapGestureRecognizer tapRecon UITapGestureRecognizer alloc initWithTarget self action @selector toggleControls tapRecon setNumberOfTapsRequired 2 self.movieContainer.. self.moviePlayer currentTimeInSeconds self.moviePlayer stopMovie isMain isMain self viewSelect elapsedTime EDIT Tried using different AVPlayerLayers for each video file same situation works in the simulator not on the iPad. EDIT 2 I..
Custom Font in ios not working http://stackoverflow.com/questions/6631292/custom-font-in-ios-not-working myApp 5159 207 HelveticaNeue UltraLightItalic 2011 07 08 17 32 57.869 myApp 5159 207 HelveticaNeue UltraLight HERE IT IS 2011 07 08 17 32 57.869 myApp 5159 207 HelveticaNeue BoldItalic 2011 07 08 17 32 57.870 myApp 5159 207 HelveticaNeue..
Select particular dates from nsdictionary http://stackoverflow.com/questions/7045542/select-particular-dates-from-nsdictionary but getting all 4 dates. What is the solution to get only the date values I wish DD1 IS NSDATE OBJECT AND I AM GETTING IT FROM NSDICTIONARY.SO DD1 IS RUNNING INSIDE A FORLOOP WHERE I AM GETTING DATES AS 201 08 12 2011 08 13 ETC iphone share..
Adding pause functionality for NSTimer http://stackoverflow.com/questions/8922269/adding-pause-functionality-for-nstimer timer invalidate calculate the final time that passed THE NEXT LINE IS PROBABLY WRONG AND HAS TO BE time_passed 0 THEN IT WORKS time_passed NSDate date timeIntervalSinceDate start_date get rid of the start date now use this function to update..
iOS development on Windows [duplicate] http://stackoverflow.com/questions/9595507/ios-development-on-windows who needs to make a little App later other companies will need more and the person who is in charge of all about IT told us that we need some facts so we can demonstrate that we really need a Mac for developing apps for iOS legally. First..
Sqlite Database Load Fails - Issue with sqlite prepare statement - iPhone - xCode 4.3.1 http://stackoverflow.com/questions/9887785/sqlite-database-load-fails-issue-with-sqlite-prepare-statement-iphone-xcod FROM MainTable sqlite3_stmt statement if sqlite3_prepare_v2 _database query UTF8String 1 statement nil SQLITE_OK while sqlite3_step statement SQLITE_ROW char nameChars char sqlite3_column_text statement 0 char desChars char sqlite3_column_text.. statement if sqlite3_prepare_v2 _database query UTF8String 1 statement nil SQLITE_OK while sqlite3_step statement SQLITE_ROW char nameChars char sqlite3_column_text statement 0 char desChars char sqlite3_column_text statement 1 int uniqueID.. in ApplicationDidFinishLaunching. Now remove the data base that is in ur bundle currently. MAKE SURE U HAD BACKUP OF IT . And if Possible Delete All the project From Iphone Simulator Folder Coz sometimes the previous Database is attached. Clean..
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