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2014/10/15 ¤U¤È 10:13:38
iphone Programming Glossary: sameHow can I upload a photo to a server with the iPhone? http://stackoverflow.com/questions/125306/how-can-i-upload-a-photo-to-a-server-with-the-iphone ASSERT data if data self uploadSucceeded NO return if data length 0 There's no data treat this the same as no file. self uploadSucceeded YES return NSData compressedData self compress data ASSERT compressedData..
Symbolicating iPhone App Crash Reports http://stackoverflow.com/questions/1460892/symbolicating-iphone-app-crash-reports 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..
http://stackoverflow.com/questions/158914/cropping-a-uiimage view of the Photos app. I know I could use a UIImageView and adjust the crop mode to achieve the same results but these images are sometimes displayed in UIWebViews . I've started to notice some crashes.. image manipulation share improve this question I'm going to copy paste my response to the same question elsewhere There isn't a simple class method to do this but there is a function that you can..
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 NSURL url NSURL launchOptions valueForKey UIApplicationLaunchOptionsURLKey Note that this is the same approach we used for handling custom URL schemes. You can separate the file URLs from others by using..
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 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 encountered Editor's note The project..
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 library fat for armv6 armv7 and i386 Since Apple's latest changes the Simulator part isn't the same as the arm6 arm7 difference any more it's a different problem see above iphone xcode share improve.. section and drag drop all the PNG files etc into it Script to auto copy the built bundle s into same folder as your FAT static library echo RunScript2 echo Autocopying any bundles into the 'universal'..
Prefixing property names with an underscore in Objective C [duplicate] http://stackoverflow.com/questions/3521254/prefixing-property-names-with-an-underscore-in-objective-c style share improve this question Current suggested Objective C 2.0 practice is to use the same name for the ivar as the property. You can optionally assign a different ivar in the @property declaration.. but the fact that by default synthesized accessors for a property will access the ivar with the same name as the property indicates that's the pattern they expect you to follow. No matter what since objects..
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 . Apple even have sample code to show how draw a large PDF in a Zoomable UIScrollview But the same issues keep cropping up. UIImage Method PDF's in a UIImage don't optically scale as well as a Layer.. share improve this question I have build such kind of application using approximatively the same approach except I cache the generated image on the disk and always generate two to three images in advance..
What is the best way to deal with the NSDateFormatter locale “feature”? http://stackoverflow.com/questions/6613110/what-is-the-best-way-to-deal-with-the-nsdateformatter-locale-feature Apple decides to add such a method in a future version of the OS. In case you're always using the same date format s you could also add category methods that return singleton instances with certain configurations..
UIDevice uniqueIdentifier Deprecated - What To Do Now? http://stackoverflow.com/questions/6993325/uidevice-uniqueidentifier-deprecated-what-to-do-now write it to the defaults database using the NSUserDefaults class. However this value won't be the same if a user uninstalls and re installs the app. iphone ios ipad share improve this question A UUID.. you will get a new one each time. But you might want it to be not unique i. e. it should stay the same when the user uninstalls and re installs the app. This requires a bit of effort since the most reliable.. You could query the MAC and use that as UUID. Edit One needs to always query the MAC of the same interface of course. I guess the best bet is with en0 . The MAC is always present even if the interface..
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 being retained released and crash. Additional Arguments One consideration is that this is the same warning will occur with performSelector withObject and you could run into similar problems with not..
How can I upload a photo to a server with the iPhone? http://stackoverflow.com/questions/125306/how-can-i-upload-a-photo-to-a-server-with-the-iphone upload NSData data NSData dataWithContentsOfFile filePath ASSERT data if data self uploadSucceeded NO return if data length 0 There's no data treat this the same as no file. self uploadSucceeded YES return NSData compressedData self compress data ASSERT compressedData compressedData length 0 if compressedData compressedData..
Symbolicating iPhone App Crash Reports http://stackoverflow.com/questions/1460892/symbolicating-iphone-app-crash-reports 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. iphone crash reports..
http://stackoverflow.com/questions/158914/cropping-a-uiimage of an image similar to what's seen in the album view of the Photos app. I know I could use a UIImageView and adjust the crop mode to achieve the same results but these images are sometimes displayed in UIWebViews . I've started to notice some crashes in this code and I'm a bit stumped. I've got two different.. operation fraction method. iphone objective c cocoa touch image manipulation share improve this question I'm going to copy paste my response to the same question elsewhere There isn't a simple class method to do this but there is a function that you can use to get the desired results CGImageCreateWithImageInRect..
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 the application delegate method using code like the following NSURL url NSURL launchOptions valueForKey UIApplicationLaunchOptionsURLKey Note that this is the same approach we used for handling custom URL schemes. You can separate the file URLs from others by using code like the following if url isFileURL Handle file being..
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 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 encountered Editor's note The project that used to be here is now a broken link. iphone ios..
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 stackoverflow.com questions 2793392 how do i compile a static library fat for armv6 armv7 and i386 Since Apple's latest changes the Simulator part isn't the same as the arm6 arm7 difference any more it's a different problem see above iphone xcode share improve this question ALTERNATIVES https gist.github.com 3705459.. NEW BUNDLE TARGET in Build Phases add a Copy Bundle Resources section and drag drop all the PNG files etc into it Script to auto copy the built bundle s into same folder as your FAT static library echo RunScript2 echo Autocopying any bundles into the 'universal' output folder created by RunScript1 CREATING_UNIVERSAL_DIR SYMROOT..
Prefixing property names with an underscore in Objective C [duplicate] http://stackoverflow.com/questions/3521254/prefixing-property-names-with-an-underscore-in-objective-c this style being the preferred one iphone objective c coding style share improve this question Current suggested Objective C 2.0 practice is to use the same name for the ivar as the property. You can optionally assign a different ivar in the @property declaration but the fact that by default synthesized accessors for.. assign a different ivar in the @property declaration but the fact that by default synthesized accessors for a property will access the ivar with the same name as the property indicates that's the pattern they expect you to follow. No matter what since objects still have to send messages to themselves to access properties..
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 PDF viewer. You can draw a PDF page to a CALayer or to a UIImage . Apple even have sample code to show how draw a large PDF in a Zoomable UIScrollview But the same issues keep cropping up. UIImage Method PDF's in a UIImage don't optically scale as well as a Layer approach. The CPU and memory hit on generating the UIImages.. seems PDF reader editor for OSX iphone ios ipad pdf calayer share improve this question I have build such kind of application using approximatively the same approach except I cache the generated image on the disk and always generate two to three images in advance in a separate thread. I don't overlay with a UIImage..
What is the best way to deal with the NSDateFormatter locale “feature”? http://stackoverflow.com/questions/6613110/what-is-the-best-way-to-deal-with-the-nsdateformatter-locale-feature category method somehow to avoid name conflicts just in case Apple decides to add such a method in a future version of the OS. In case you're always using the same date format s you could also add category methods that return singleton instances with certain configurations something like sharedRFC3339DateFormatter . Be aware..
UIDevice uniqueIdentifier Deprecated - What To Do Now? http://stackoverflow.com/questions/6993325/uidevice-uniqueidentifier-deprecated-what-to-do-now you can call the CFUUIDCreate function to create a UUID and write it to the defaults database using the NSUserDefaults class. However this value won't be the same if a user uninstalls and re installs the app. iphone ios ipad share improve this question A UUID created by CFUUIDCreate is unique if a user uninstalls and.. is unique if a user uninstalls and re installs the app you will get a new one each time. But you might want it to be not unique i. e. it should stay the same when the user uninstalls and re installs the app. This requires a bit of effort since the most reliable per device identifier seems to be the MAC address. You could.. most reliable per device identifier seems to be the MAC address. You could query the MAC and use that as UUID. Edit One needs to always query the MAC of the same interface of course. I guess the best bet is with en0 . The MAC is always present even if the interface has no IP is down. Edit 2 As was pointed out by others the..
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 including void you could end up with a garbage pointer value being retained released and crash. Additional Arguments One consideration is that this is the same warning will occur with performSelector withObject and you could run into similar problems with not declaring how that method consumes parameters. ARC allows for..
How can I upload a photo to a server with the iPhone? http://stackoverflow.com/questions/125306/how-can-i-upload-a-photo-to-a-server-with-the-iphone filePath ASSERT data if data self uploadSucceeded NO return if data length 0 There's no data treat this the same as no file. self uploadSucceeded YES return NSData compressedData self compress data ASSERT compressedData compressedData..
Symbolicating iPhone App Crash Reports http://stackoverflow.com/questions/1460892/symbolicating-iphone-app-crash-reports 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..
http://stackoverflow.com/questions/158914/cropping-a-uiimage seen in the album view of the Photos app. I know I could use a UIImageView and adjust the crop mode to achieve the same results but these images are sometimes displayed in UIWebViews . I've started to notice some crashes in this code and I'm.. objective c cocoa touch image manipulation share improve this question I'm going to copy paste my response to the same question elsewhere There isn't a simple class method to do this but there is a function that you can use to get the desired..
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 like the following NSURL url NSURL launchOptions valueForKey UIApplicationLaunchOptionsURLKey Note that this is the same approach we used for handling custom URL schemes. You can separate the file URLs from others by using code like the following..
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 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 encountered Editor's note The project that used to be..
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 do i compile a static library fat for armv6 armv7 and i386 Since Apple's latest changes the Simulator part isn't the same as the arm6 arm7 difference any more it's a different problem see above iphone xcode share improve this question ALTERNATIVES.. Copy Bundle Resources section and drag drop all the PNG files etc into it Script to auto copy the built bundle s into same folder as your FAT static library echo RunScript2 echo Autocopying any bundles into the 'universal' output folder created..
Prefixing property names with an underscore in Objective C [duplicate] http://stackoverflow.com/questions/3521254/prefixing-property-names-with-an-underscore-in-objective-c objective c coding style share improve this question Current suggested Objective C 2.0 practice is to use the same name for the ivar as the property. You can optionally assign a different ivar in the @property declaration but the fact.. @property declaration but the fact that by default synthesized accessors for a property will access the ivar with the same name as the property indicates that's the pattern they expect you to follow. No matter what since objects still have to..
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 CALayer or to a UIImage . Apple even have sample code to show how draw a large PDF in a Zoomable UIScrollview But the same issues keep cropping up. UIImage Method PDF's in a UIImage don't optically scale as well as a Layer approach. The CPU and.. ios ipad pdf calayer share improve this question I have build such kind of application using approximatively the same approach except I cache the generated image on the disk and always generate two to three images in advance in a separate..
What is the best way to deal with the NSDateFormatter locale “feature”? http://stackoverflow.com/questions/6613110/what-is-the-best-way-to-deal-with-the-nsdateformatter-locale-feature just in case Apple decides to add such a method in a future version of the OS. In case you're always using the same date format s you could also add category methods that return singleton instances with certain configurations something..
UIDevice uniqueIdentifier Deprecated - What To Do Now? http://stackoverflow.com/questions/6993325/uidevice-uniqueidentifier-deprecated-what-to-do-now to create a UUID and write it to the defaults database using the NSUserDefaults class. However this value won't be the same if a user uninstalls and re installs the app. iphone ios ipad share improve this question A UUID created by CFUUIDCreate.. re installs the app you will get a new one each time. But you might want it to be not unique i. e. it should stay the same when the user uninstalls and re installs the app. This requires a bit of effort since the most reliable per device identifier.. to be the MAC address. You could query the MAC and use that as UUID. Edit One needs to always query the MAC of the same interface of course. I guess the best bet is with en0 . The MAC is always present even if the interface has no IP is down...
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 a garbage pointer value being retained released and crash. Additional Arguments One consideration is that this is the same warning will occur with performSelector withObject and you could run into similar problems with not declaring how that method..
Setting hidesBottomBarWhenPushed leaves bottom bar missing after View Controller is popped http://stackoverflow.com/questions/1040522/setting-hidesbottombarwhenpushed-leaves-bottom-bar-missing-after-view-controller I know it is still around but this does little to help me. iphone cocoa touch uikit share improve this question Same problem though it is intermittent. one 3G iPhone does not have this problem another does. the simulator does and doesn't..
Full webpage and disabled zoom viewport meta tag for all mobile browsers http://stackoverflow.com/questions/11345896/full-webpage-and-disabled-zoom-viewport-meta-tag-for-all-mobile-browsers maximum scale 1.0 width device width height device height target densitydpi device dpi user scalable yes Android 4.x Same rule apply as 2.3.x except the min and max scales are not honored anymore and if you use user scalable yes the user can..
Sorting 2 NSArrays together side by side http://stackoverflow.com/questions/12436927/sorting-2-nsarrays-together-side-by-side Modify this to use first objectAtIndex obj1 intValue .name property NSString lhs first objectAtIndex obj1 intValue Same goes for the next line use the name NSString rhs first objectAtIndex obj2 intValue return lhs compare rhs NSMutableArray..
What's the difference between using CGFloat and float? http://stackoverflow.com/questions/1264924/whats-the-difference-between-using-cgfloat-and-float precision within your own code you can still use float if you like ” it will reduce your memory footprint somewhat. Same goes for integer values. I suggest you invest the modest time required to make your app 64 bit clean and try running it..
iOS crash reports: atos not working as expected http://stackoverflow.com/questions/13574933/ios-crash-reports-atos-not-working-as-expected Apple. My atos command Applications Xcode.app Contents Developer usr bin atos arch armv7 o MYAPP.app MYAPP 0x0004fb26 Same result with usr bin atos and for armv7s. Has anyone else experienced this issue Can you please advise Thanks. iphone ios..
How can my server securely authenticate iPhone in-app purchase? http://stackoverflow.com/questions/1581246/how-can-my-server-securely-authenticate-iphone-in-app-purchase channel telling it whether the purchase is Authenticated as new wasn't in DB and was valid Authenticated in the past Same UUID and receipt pair was already in DB Denied due to wrong product id Denied due to having already used the receipt with..
Keeping a UIButton selected after a touch http://stackoverflow.com/questions/1785008/keeping-a-uibutton-selected-after-a-touch with a corresponding call to UIButton setSelected NO after my network op finishes but it doesn't seem to do anything. Same thing if I call setHighlighted . I suppose I could try swapping out the background image to denote a selected state for..
Installing a configuration profile on iPhone - programmatically http://stackoverflow.com/questions/2338035/installing-a-configuration-profile-on-iphone-programmatically the profile closes the app. I tried telling it that it's OK by means of UIWebViewDelegate but that did not convince. Same behavior for mailto URLs within UIWebView. For mailto URLs the common technique is to translate them into openURL calls..
Best way to programmatically detect iPad/iPhone hardware http://stackoverflow.com/questions/2862140/best-way-to-programmatically-detect-ipad-iphone-hardware
iPhone Landscape FAQ and Solutions http://stackoverflow.com/questions/2953351/iphone-landscape-faq-and-solutions Self explanatory iPhone In landscape only after first addSubview UITableViewController doesn ™t rotate properly Same issue as above. iPhone Landscape Only Utility Template Application Layout errors controller does not seem to recognize the..
How do I get a view in Interface Builder to load a custom view in another nib? http://stackoverflow.com/questions/3944964/how-do-i-get-a-view-in-interface-builder-to-load-a-custom-view-in-another-nib If I just add a view and then change the Class Identity it doesn't get the subelements from the UIAwesomeSauce nib. Same thing if I go to the Library and switch to Classes. It seems only a UIViewController has the field for Load from nib which..
http://stackoverflow.com/questions/4097044/pdf-search-on-the-iphone my code . Now I'd like to do the same for another frequently asked question searching PDF documents with Quartz. Same situation as before this question has been asked many times with almost no practical answers. So I need some pointers first..
iAd error “Ad inventory unavailable” (Apple Sample code also not working) http://stackoverflow.com/questions/4114172/iad-error-ad-inventory-unavailable-apple-sample-code-also-not-working to me how I can get iAd to work in the Simulator and on my testing device iphone iad share improve this question Same here using sdk 4.1 and unable to launch any iAd test app for the past couple of days. I tried many things but nothing worked...
Is there any way to use window.onbeforeunload on Mobile Safari for iOS devices? http://stackoverflow.com/questions/4127621/is-there-any-way-to-use-window-onbeforeunload-on-mobile-safari-for-ios-devices but a # and just add your onbeforeunload function add onclick which will be invoked before the href is looked at . Same for the forms but with onsubmit. And finaly for the elements changing the href with JavaScript you should make sure when..
http://stackoverflow.com/questions/4458065/iphone-voice-changer
UITableViewCell expand on click http://stackoverflow.com/questions/4635338/uitableviewcell-expand-on-click extent you can say 40 height more... and when i click again to that custom button it will collapse to normal view. Same will be apply when i click other UITableViewCells Developer's please guide me.. how can I achieve this task iphone objective..
How to lock the horizontal scrolling of a scrollView in iOS http://stackoverflow.com/questions/5271521/how-to-lock-the-horizontal-scrolling-of-a-scrollview-in-ios lock the horizontal scrolling... ... iphone ipad uiscrollview horizontal scrolling share improve this question Same adapted answer for you as in Disabling vertical scrolling in UIScrollView right all answers here are ok... but if for some..
http://stackoverflow.com/questions/7273014/ios-unique-user-identifier should ask yourself if you really need such a thing. What if the user gets a new device and installs your app on that Same user but the UDID has changed. Meanwhile the original user might have sold his old device so now a completely new user installs..
UITextView and UIPickerView with its own UIToolbar http://stackoverflow.com/questions/885002/uitextview-and-uipickerview-with-its-own-uitoolbar app. If you enter data in an web form you get a separate UIToolbar previous next done just above the UIKeyboardView. Same for choosing an option you get the same UIToolbar just above an UIPickerView. I am looking for demos sourcode ideas how..
Crash when using gesture recognizers in StoryBoard http://stackoverflow.com/questions/9035826/crash-when-using-gesture-recognizers-in-storyboard one Create an IBAction Connect the gesture's selector connection to the action from #3 run go to second tab Crashes. Same thing with my app default tab works other tabs don't iphone objective c ios interface builder xcode storyboard share..
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