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2014/10/15 ¤U¤È 10:08:31
iphone Programming Glossary: everyLazy load images in UITableView http://stackoverflow.com/questions/1130089/lazy-load-images-in-uitableview are being loaded. I tried getting the images in separate threads but I have to load each image every time a cell becomes visible again Otherwise reuse of cells shows old images . Can someone please tell..
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 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..
How to detect iPhone 5 (widescreen devices)? http://stackoverflow.com/questions/12446990/how-to-detect-iphone-5-widescreen-devices Now if I want to create an application that runs on both iPhone 4 and 5 of course I have to build every window twice but I also have to detect whether the user has an iPhone with 3.5 or 4 screen and then..
iPhone viewWillAppear not firing http://stackoverflow.com/questions/131062/iphone-viewwillappear-not-firing of a complex programmatic view heirarchy that successfully recieves viewWillAppear events at every level Apple's Docs state Warning If the view belonging to a view controller is added to a view hierarchy..
AES Encryption for an NSString on the iPhone http://stackoverflow.com/questions/1400246/aes-encryption-for-an-nsstring-on-the-iphone 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 string but I hope that's as..
How can I get a writable path on the iPhone? http://stackoverflow.com/questions/1567134/how-can-i-get-a-writable-path-on-the-iphone have to actually create the Caches directory there so when writing you have to check and create every time Kind of a pain but that's how it is. Then when you have a writable path you just append a file..
Objective-C categories in static library http://stackoverflow.com/questions/2567498/objective-c-categories-in-static-library the static library should pass the ObjC option to the linker. This flag causes the linker to load every object file in the library that defines an Objective C class or category. While this option will typically..
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 File's Owner. the class of the File's Owner is SecondView . So what is wrong here One more thing every time I create a new application and try to link a UISomething to an IBOutlet I get the same error. Is..
Using the apple FFT and accelerate Framework http://stackoverflow.com/questions/3398753/using-the-apple-fft-and-accelerate-framework pitch detection on microphone input and we have set it up so that some callback gets triggered every time the microphone gets in 1024 floats. Supposing the microphone sampling rate was 44.1kHz so that's.. .idealFreq 512 44Hz The highest frequency we can detect known as the Nyquist frequency is where every pair of points represents a wave ie 512 complete waves within the window ie 512 44Hz or n 2 bin 1 .idealFreq.. float malloc nOver2 sizeof float A.imagp float malloc nOver2 sizeof float Next it pre calculates everything that can be precalculated. note that if you are doing this in real code you probably want to do..
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 from the Project section to the Public section OPTIONAL ...and they will AUTOMATICALLY be exported every time you build the app into a sub directory of the debug universal directory they will be in usr local.. of your Universal Build. How to include non sourcecode files in your project PNG PLIST XML etc Do everything above check it works Create a new Run Script phase that comes AFTER THE FIRST ONE copy paste the..
Prefixing property names with an underscore in Objective C [duplicate] http://stackoverflow.com/questions/3521254/prefixing-property-names-with-an-underscore-in-objective-c copy NSString myStringProperty In the implementation @synthesize myStringProperty But in almost every example it is done like In the header @interface Whatever NSString _myStringProperty @property nonatomic..
iPhone - Backgrounding to poll for events http://stackoverflow.com/questions/4656214/iphone-backgrounding-to-poll-for-events to poll for events For quite a while I'd been looking into a way in my iPhone app to poll every X minutes to check the data counters. After much reading of the Background Execution documentation and..
How do I create delegates in Objective-C? http://stackoverflow.com/questions/626898/how-do-i-create-delegates-in-objective-c tool support. Speed Optimizations Instead of checking whether a delegate responds to a selector every time we want to message it you can cache that information when delegates are set. One very clean way..
How do I get a background location update every n minutes in my iOS application? http://stackoverflow.com/questions/6347503/how-do-i-get-a-background-location-update-every-n-minutes-in-my-ios-application do I get a background location update every n minutes in my iOS application I'm looking for a way to get a background location update every n minutes.. every n minutes in my iOS application I'm looking for a way to get a background location update every n minutes in my iOS application. I'm using iOS 4.3 and the solution should work for non jailbroken iPhones... based on the configured properties but it seems not possible to force it to update the location every n minutes NSTimer Does work when the app is running in the foreground but doesn't seem to be designed..
UIDevice uniqueIdentifier Deprecated - What To Do Now? http://stackoverflow.com/questions/6993325/uidevice-uniqueidentifier-deprecated-what-to-do-now not use the MAC as UUID create a hash using the MAC . That hash will always create the same result every time even across reinstalls and apps if the hashing is done in the same way . Anyways nowadays 2013..
performSelector may cause a leak because its selector is unknown http://stackoverflow.com/questions/7017281/performselector-may-cause-a-leak-because-its-selector-is-unknown all of the details that ARC needs including the two implicit hidden arguments self and _cmd of every Objective C method call . This is handled in the third line the void on the right hand side simply tells..
Lazy load images in UITableView http://stackoverflow.com/questions/1130089/lazy-load-images-in-uitableview load of images so the UI does not freeze up while the images are being loaded. I tried getting the images in separate threads but I have to load each image every time a cell becomes visible again Otherwise reuse of cells shows old images . Can someone please tell me how to duplicate this behavior. iphone ios objective c..
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 got the Retina . And will 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..
How to detect iPhone 5 (widescreen devices)? http://stackoverflow.com/questions/12446990/how-to-detect-iphone-5-widescreen-devices '4 Retina' size to your view controller in the storyboard. Now if I want to create an application that runs on both iPhone 4 and 5 of course I have to build every window twice but I also have to detect whether the user has an iPhone with 3.5 or 4 screen and then apply the view. How should I do that iphone ios objective c..
iPhone viewWillAppear not firing http://stackoverflow.com/questions/131062/iphone-viewwillappear-not-firing wired up for viewWillAppear events. Does anyone have an example of a complex programmatic view heirarchy that successfully recieves viewWillAppear events at every level Apple's Docs state Warning If the view belonging to a view controller is added to a view hierarchy directly the view controller will not receive this message...
AES Encryption for an NSString on the iPhone http://stackoverflow.com/questions/1400246/aes-encryption-for-an-nsstring-on-the-iphone 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 string but I hope that's as simple as kCCEncrypt kCCDecrypt. iphone objective c encryption..
How can I get a writable path on the iPhone? http://stackoverflow.com/questions/1567134/how-can-i-get-a-writable-path-on-the-iphone NO attributes nil error error Note that you have to actually create the Caches directory there so when writing you have to check and create every time Kind of a pain but that's how it is. Then when you have a writable path you just append a file name onto it like so NSString filePath documentsDirectory stringByAppendingPathComponent..
Objective-C categories in static library http://stackoverflow.com/questions/2567498/objective-c-categories-in-static-library in the category. And their solution To resolve this issue the static library should pass the ObjC option to the linker. This flag causes the linker to load every object file in the library that defines an Objective C class or category. While this option will typically result in a larger executable due to additional object..
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 string In my SecondView.xib the UILabel is linked with the File's Owner. the class of the File's Owner is SecondView . So what is wrong here One more thing every time I create a new application and try to link a UISomething to an IBOutlet I get the same error. Is there a global parameter that can generate the error I've..
Using the apple FFT and accelerate Framework http://stackoverflow.com/questions/3398753/using-the-apple-fft-and-accelerate-framework this function in the first place Let's say we want to perform pitch detection on microphone input and we have set it up so that some callback gets triggered every time the microphone gets in 1024 floats. Supposing the microphone sampling rate was 44.1kHz so that's ~44 frames sec. So our time window is whatever the time duration.. window ie a 44Hz wave. bin 2 .idealFreq 2 44Hz etc. bin 512 .idealFreq 512 44Hz The highest frequency we can detect known as the Nyquist frequency is where every pair of points represents a wave ie 512 complete waves within the window ie 512 44Hz or n 2 bin 1 .idealFreq Actually there is an extra Bin Bin 0 which is often.. maybe look up COMPLEX_SPLIT in the documentation. A.realp float malloc nOver2 sizeof float A.imagp float malloc nOver2 sizeof float Next it pre calculates everything that can be precalculated. note that if you are doing this in real code you probably want to do this once when the app loads and call the complimentary release..
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 to the Copy Headers phase OPTIONAL ...and drag drop them from the Project section to the Public section OPTIONAL ...and they will AUTOMATICALLY be exported every time you build the app into a sub directory of the debug universal directory they will be in usr local include OPTIONAL NOTE if you also try to drag drop your project.. Debug universal libTargetName.a ...that is the location of your Universal Build. How to include non sourcecode files in your project PNG PLIST XML etc Do everything above check it works Create a new Run Script phase that comes AFTER THE FIRST ONE copy paste the code below Create a new Target in Xcode of type bundle In..
Prefixing property names with an underscore in Objective C [duplicate] http://stackoverflow.com/questions/3521254/prefixing-property-names-with-an-underscore-in-objective-c Whatever NSString myStringProperty @property nonatomic copy NSString myStringProperty In the implementation @synthesize myStringProperty But in almost every example it is done like In the header @interface Whatever NSString _myStringProperty @property nonatomic copy NSString myStringProperty In the implementation @synthesize..
iPhone - Backgrounding to poll for events http://stackoverflow.com/questions/4656214/iphone-backgrounding-to-poll-for-events Backgrounding to poll for events For quite a while I'd been looking into a way in my iPhone app to poll every X minutes to check the data counters. After much reading of the Background Execution documentation and a few trial apps I'd dismissed this as impossible without..
How do I create delegates in Objective-C? http://stackoverflow.com/questions/626898/how-do-i-create-delegates-in-objective-c more precise doesn't mess with NSObject and can provide better tool support. Speed Optimizations Instead of checking whether a delegate responds to a selector every 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..
How do I get a background location update every n minutes in my iOS application? http://stackoverflow.com/questions/6347503/how-do-i-get-a-background-location-update-every-n-minutes-in-my-ios-application do I get a background location update every n minutes in my iOS application I'm looking for a way to get a background location update every n minutes in my iOS application. I'm using iOS 4.3 and the solution.. do I get a background location update every n minutes in my iOS application I'm looking for a way to get a background location update every n minutes in my iOS application. I'm using iOS 4.3 and the solution should work for non jailbroken iPhones. I tried considered following options CLLocationManager.. This works in the background as expected based on the configured properties but it seems not possible to force it to update the location every n minutes NSTimer Does work when the app is running in the foreground but doesn't seem to be designed for background tasks Local notifications Local notifications..
UIDevice uniqueIdentifier Deprecated - What To Do Now? http://stackoverflow.com/questions/6993325/uidevice-uniqueidentifier-deprecated-what-to-do-now this major point doesn't get lost in the comment noise do not use the MAC as UUID create a hash using the MAC . That hash will always create the same result every time even across reinstalls and apps if the hashing is done in the same way . Anyways nowadays 2013 this isn't necessary any more except if you need a stable device..
performSelector may cause a leak because its selector is unknown http://stackoverflow.com/questions/7017281/performselector-may-cause-a-leak-because-its-selector-is-unknown the IMP you need to cast it to a function pointer that includes all of the details that ARC needs including the two implicit hidden arguments self and _cmd of every Objective C method call . This is handled in the third line the void on the right hand side simply tells the compiler that you know what you're doing and not to..
Lazy load images in UITableView http://stackoverflow.com/questions/1130089/lazy-load-images-in-uitableview up while the images are being loaded. I tried getting the images in separate threads but I have to load each image every time a cell becomes visible again Otherwise reuse of cells shows old images . Can someone please tell me how to duplicate..
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 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..
How to detect iPhone 5 (widescreen devices)? http://stackoverflow.com/questions/12446990/how-to-detect-iphone-5-widescreen-devices in the storyboard. Now if I want to create an application that runs on both iPhone 4 and 5 of course I have to build every window twice but I also have to detect whether the user has an iPhone with 3.5 or 4 screen and then apply the view. How..
AES Encryption for an NSString on the iPhone http://stackoverflow.com/questions/1400246/aes-encryption-for-an-nsstring-on-the-iphone 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 string but I hope that's as simple as kCCEncrypt..
How can I get a writable path on the iPhone? http://stackoverflow.com/questions/1567134/how-can-i-get-a-writable-path-on-the-iphone error Note that you have to actually create the Caches directory there so when writing you have to check and create every time Kind of a pain but that's how it is. Then when you have a writable path you just append a file name onto it like so..
Objective-C categories in static library http://stackoverflow.com/questions/2567498/objective-c-categories-in-static-library resolve this issue the static library should pass the ObjC option to the linker. This flag causes the linker to load every object file in the library that defines an Objective C class or category. While this option will typically result in a larger..
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 linked with the File's Owner. the class of the File's Owner is SecondView . So what is wrong here One more thing every time I create a new application and try to link a UISomething to an IBOutlet I get the same error. Is there a global parameter..
Using the apple FFT and accelerate Framework http://stackoverflow.com/questions/3398753/using-the-apple-fft-and-accelerate-framework say we want to perform pitch detection on microphone input and we have set it up so that some callback gets triggered every time the microphone gets in 1024 floats. Supposing the microphone sampling rate was 44.1kHz so that's ~44 frames sec. So.. 2 44Hz etc. bin 512 .idealFreq 512 44Hz The highest frequency we can detect known as the Nyquist frequency is where every pair of points represents a wave ie 512 complete waves within the window ie 512 44Hz or n 2 bin 1 .idealFreq Actually there.. A.realp float malloc nOver2 sizeof float A.imagp float malloc nOver2 sizeof float Next it pre calculates everything that can be precalculated. note that if you are doing this in real code you probably want to do this once when the..
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 drag drop them from the Project section to the Public section OPTIONAL ...and they will AUTOMATICALLY be exported every time you build the app into a sub directory of the debug universal directory they will be in usr local include OPTIONAL.. is the location of your Universal Build. How to include non sourcecode files in your project PNG PLIST XML etc Do everything above check it works Create a new Run Script phase that comes AFTER THE FIRST ONE copy paste the code below Create..
Prefixing property names with an underscore in Objective C [duplicate] http://stackoverflow.com/questions/3521254/prefixing-property-names-with-an-underscore-in-objective-c @property nonatomic copy NSString myStringProperty In the implementation @synthesize myStringProperty But in almost every example it is done like In the header @interface Whatever NSString _myStringProperty @property nonatomic copy NSString myStringProperty..
iPhone - Backgrounding to poll for events http://stackoverflow.com/questions/4656214/iphone-backgrounding-to-poll-for-events Backgrounding to poll for events For quite a while I'd been looking into a way in my iPhone app to poll every X minutes to check the data counters. After much reading of the Background Execution documentation and a few trial apps..
How do I create delegates in Objective-C? http://stackoverflow.com/questions/626898/how-do-i-create-delegates-in-objective-c and can provide better tool support. Speed Optimizations Instead of checking whether a delegate responds to a selector every 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..
How do I get a background location update every n minutes in my iOS application? http://stackoverflow.com/questions/6347503/how-do-i-get-a-background-location-update-every-n-minutes-in-my-ios-application do I get a background location update every n minutes in my iOS application I'm looking for a way to get a background location update every n minutes in my iOS application... location update every n minutes in my iOS application I'm looking for a way to get a background location update every n minutes in my iOS application. I'm using iOS 4.3 and the solution should work for non jailbroken iPhones. I tried considered.. background as expected based on the configured properties but it seems not possible to force it to update the location every n minutes NSTimer Does work when the app is running in the foreground but doesn't seem to be designed for background tasks..
UIDevice uniqueIdentifier Deprecated - What To Do Now? http://stackoverflow.com/questions/6993325/uidevice-uniqueidentifier-deprecated-what-to-do-now comment noise do not use the MAC as UUID create a hash using the MAC . That hash will always create the same result every time even across reinstalls and apps if the hashing is done in the same way . Anyways nowadays 2013 this isn't necessary..
performSelector may cause a leak because its selector is unknown http://stackoverflow.com/questions/7017281/performselector-may-cause-a-leak-because-its-selector-is-unknown pointer that includes all of the details that ARC needs including the two implicit hidden arguments self and _cmd of every Objective C method call . This is handled in the third line the void on the right hand side simply tells the compiler that..
http://stackoverflow.com/questions/1024603/opengl-es-render-to-texture GL_COLOR_ATTACHMENT0_OES GL_TEXTURE_2D texture.name 0 unbind frame buffer glBindFramebufferOES GL_FRAMEBUFFER_OES 0 Every time I want to render to the texture I do glBindFramebufferOES GL_FRAMEBUFFER_OES textureFrameBuffer ... GL commands .....
http://stackoverflow.com/questions/10329291/play-a-short-sound-in-ios etc. Is there an easy way to do this Thanks for your help. iphone objective c ios share improve this question Every single one of the other answers leaks memory unless ARC is enabled for one of the answers ... oddly the answer originally..
I keep on getting “save operation failure” after any change on my XCode Data Model http://stackoverflow.com/questions/1091228/i-keep-on-getting-save-operation-failure-after-any-change-on-my-xcode-data-mod context. NSError error if context save error Handle the error... self.tableView reloadData This does not work though Every time I want to add a row the simulator crashes and I get the following NSInternalInconsistencyException' reason 'This NSPersistentStoreCoordinator..
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 it possible to reset the privacy settings in iOS 6 closed My app needs access to the iOS calendar. 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..
Insert string at cursor position of UITextField http://stackoverflow.com/questions/1317929/insert-string-at-cursor-position-of-uitextfield dots. To do this I set the keyboard type to UIKeyboardTypeNumberPad and added a '.' Button at the bottom left corner. Every time the button is pressed a function is called. This function should insert a dot at the current cursor position but this..
http://stackoverflow.com/questions/1829954/write-to-a-file-in-monotouch you're already familiar with .Net to some extent and that your question is more about how to do this the iPhone Way. Every iPhone app and you'll see the same thing for apps on OS X is a bundle which isn't an executable in the traditional sense..
Upload live streaming video from iPhone like Ustream or Qik http://stackoverflow.com/questions/1960782/upload-live-streaming-video-from-iphone-like-ustream-or-qik buffers from the camera. The future writer is in the process of opening a new movie file and preparing it for data. Every 5 seconds I set past current current future and restart the sequence. This then uploads video in 5 second chunks to the..
http://stackoverflow.com/questions/205431/rounded-corners-on-uiimage manipulation share improve this question Here is an even easier method that is available in iPhone 3.0 and up. Every View based object has an associated layer. Each layer can have a corner radius set this will give you just what you want..
Practical rules for premature optimization [closed] http://stackoverflow.com/questions/2978460/practical-rules-for-premature-optimization simple that works and moving on is a good choice even though you know that the algorithmic complexity is not optimal. Every hour you spend optimizing rarely called code is one hour less that you can spend on adding features people actually want...
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 not key value coding compliant for the key I'm trying to link a UILabel with an IBOutlet created in my class. Every time I build my application it crashes on the label screen with the error this class is not key value coding compliant for..
Understanding the memory consumption on iPhone http://stackoverflow.com/questions/363493/understanding-the-memory-consumption-on-iphone compressed images use a lot of your application's memory heap because they have to be expanded in memory to be used. Every pixel takes up four bytes so forgetting to release your texture image data can really eat up your memory quickly. Second..
Uploading live streaming video from iPhone [duplicate] http://stackoverflow.com/questions/5062266/uploading-live-streaming-video-from-iphone buffers from the camera. The future writer is in the process of opening a new movie file and preparing it for data. Every 5 seconds I set past current current future and restart the sequence. This then uploads video in 5 second chunks to the..
Xcode won't recognize my new provisioning profile http://stackoverflow.com/questions/5291463/xcode-wont-recognize-my-new-provisioning-profile is able to see the new profile and install it as normal the IDE gets confused between the old one and the new one. Every time I try to build the app it fails immediately. The error console tells me that Xcode can't find the old profile because..
http://stackoverflow.com/questions/603907/uiimage-resize-then-crop to be. The attached image shows what I am trying to achieve. Would someone please be kind enough to hold my hand Every code example I have found so far seems to smash the image be upside down look like crap draw out of bounds or otherwise..
Correct Singleton Pattern Objective C (iOS)? http://stackoverflow.com/questions/7598820/correct-singleton-pattern-objective-c-ios retain release retainCount and the rest is just hiding bugs and adding a bunch of lines of unnecessary code. Every line of code is a bug waiting to happen. In reality if you are causing dealloc to be called on your shared instance you..
Retain Cycles: Why is that such a bad thing? http://stackoverflow.com/questions/791322/retain-cycles-why-is-that-such-a-bad-thing In a language or system that uses reference counting an object keeps track of the number of references pointing at it. Every time a reference is deleted the count goes down when the count gets to zero there are no references and so the object can..
iOS Pinch Scale and Two Finger Rotate at same time http://stackoverflow.com/questions/8108768/ios-pinch-scale-and-two-finger-rotate-at-same-time have implemented UIGestureRecognizerDelegate iphone ios objective c ipad cocoa touch share improve this question Every time pinch is called you just compute the transform based on the pinch recognizer's scale. Every time pinchRotate is called.. this question Every time pinch is called you just compute the transform based on the pinch recognizer's scale. Every time pinchRotate is called you just compute the transform based on the rotation recognizer's rotation. You never combine..
Easy way to print current stack trace of an app? http://stackoverflow.com/questions/1373858/easy-way-to-print-current-stack-trace-of-an-app like 45353453 34524323 6745345353 457634524234. Not useful at all. So I want to make a NSLog on the beginning of EVERY method I have in my entire app. But maybe there's a simpler way to just find out the real stack trace humanly readable Not..
set custom back bar button universally with no title http://stackoverflow.com/questions/18099073/set-custom-back-bar-button-universally-with-no-title and I've searched everywhere for a solution. The only one I've found which works for your problem was to implement in EVERY view controller a UILeftBarButton which does the popping. You can change the background image the way you're doing but if..
How to manage 2 tableviews in 1 viewController? http://stackoverflow.com/questions/2086974/how-to-manage-2-tableviews-in-1-viewcontroller ... else if tableView self.tableView2 ... I find it really annoying that I have to use an if else statement for EVERY SINGLE delegate method. Plus it is really hard to read when there are many tableViews. Besides I have the same problem with..
javascript scroll event for iPhone/iPad? http://stackoverflow.com/questions/2863547/javascript-scroll-event-for-iphone-ipad myFunction false document.attachEvent scroll myFunction false They all work even on Safari 3 on Windows. Ironically EVERY browser on the PC supports window.onload if you don't mind clobbering existing events. But no go on iPad. javascript iphone..
Received memory warning. Level=1 when showing a UIImagePickerController http://stackoverflow.com/questions/3099029/received-memory-warning-level-1-when-showing-a-uiimagepickercontroller animated YES The result ... UIImagePicker starts to show and then boom ... I get the memory warning ... EVERY TIME Interestingly enough if I switch to sourceType UIImagePickerControllerSourceTypePhotoLibrary ... everything works fine...
UIKitBackgroundCompletionTask - iPhone application crash http://stackoverflow.com/questions/4726254/uikitbackgroundcompletiontask-iphone-application-crash pid 13544 preventSuspend preventIdleSleep if the code doesn't execute`endBackgroundTask ' method. This means that EVERY background task created with beginBackgroundTaskWithExpirationHandler ' call MUST be ended with endBackgroundTask '. Double..
How do you stop UITapGestureRecognizer from catching EVERY tap? http://stackoverflow.com/questions/4885693/how-do-you-stop-uitapgesturerecognizer-from-catching-every-tap do you stop UITapGestureRecognizer from catching EVERY tap Hello I have an opengl view and on that I have a tab bar. I'm using a tap recognizer to tap different 3d objects on..
http://stackoverflow.com/questions/5003120/strange-iphone-crash-log reports share improve this question See this question for the same error. The answer there is This means that EVERY background task created with beginBackgroundTaskWithExpirationHandler call MUST be ended withendBackgroundTask . Double..
iOS 5: Curious about UIAppearance http://stackoverflow.com/questions/8257556/ios-5-curious-about-uiappearance summarize what I remember to explain where my question is coming from About UIAppearance So far you had to customize EVERY navigation bar toolbar etc. property in all your app view controllers. With the new appearance property you can do it in..
How to implement a volume key shutter for iPhone? http://stackoverflow.com/questions/8397170/how-to-implement-a-volume-key-shutter-for-iphone discovering this super ugly method... shit... ‰å°¼é©¬å Another thing if you take the above hack you need to run the code EVERY TIME when your app become active. So you might need to put some code into your app delegate. void applicationDidBecomeActive..
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