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2014/10/15 ¤U¤È 10:05:25
iphone Programming Glossary: conditionallyhttp://stackoverflow.com/questions/10262733/ios-app-with-static-lib-crashes-only-on-launch-of-archive-build-loaded-ad-hoc-c proper weak linking. On SDKs newer than iOS 4.3 you should no longer need to weak link whole frameworks if you wish to conditionally use classes and functions that are present in newer SDKs but missing in older ones. If you target 4.0 and higher the linker..
Turning on 'DEBUG' macro value http://stackoverflow.com/questions/1041193/turning-on-debug-macro-value on 'DEBUG' macro value In my code I want to conditionally perform a few operations with #ifdef DEBUG NSLog @ I'm in debug mode #endif I've configured Project Edit Project Settings..
Conditional Compilation in assembler (.s) code for iPhone - how? http://stackoverflow.com/questions/1709850/conditional-compilation-in-assembler-s-code-for-iphone-how however when i switch to iPhone Simulator i get no such instruction errors. I tried to compile parts of the .s file conditionally with what i know #if TARGET_IPHONE_SIMULATOR But the assembler doesn't recognize these preprocessor directives of course..
iPhone: Minimum OS, Deployment Target & Base/Active SDK http://stackoverflow.com/questions/1920542/iphone-minimum-os-deployment-target-base-active-sdk any frameworks methods or properties you use that are only available in SDKs greater than 3.0 you will have to use conditionally . When you get around to building the app ensure that that Active Target is set as the same as your Base SDK e.g. Device..
UIWebView and NSURLCache have a troubled relationship http://stackoverflow.com/questions/2090286/uiwebview-and-nsurlcache-have-a-troubled-relationship by loading data or an html string with the baseUrl set properly. So despite all my efforts I cannot make a web view conditionally load local assets AND navigate back without hitting the server. It seems like I have a few bugs here in the SDK. UIWebView..
iPhone UITableView - Delete Button http://stackoverflow.com/questions/2104403/iphone-uitableview-delete-button selected background images for the text. Since we will round the corners at the top and bottom of sections we need to conditionally choose the images based on the row index and the number of rows in the section. UIImage rowBackground UIImage selectionBackground..
Best way to programmatically detect iPad/iPhone hardware http://stackoverflow.com/questions/2862140/best-way-to-programmatically-detect-ipad-iphone-hardware which works OK while you're in iPad 3.2 but not iPhone 3.1.3 so it looks like there also needs to be an ifdef to conditionally compile that check like #if __IPHONE_OS_VERSION_MIN_REQUIRED 30200 UIDevice thisDevice UIDevice currentDevice if thisDevice.userInterfaceIdiom..
http://stackoverflow.com/questions/3088624/support-legacy-iphone-users Target Deployment version. Your app would be better with 4.0 APIs but it would still be usable without them if you can conditionally use 4.0 APIs either by providing reduced functionality when on pre iOS 4.0 devices or by providing similar functionality.. devices then you can build with BaseSDK 4.0 set Target Deployment to to the minimum version you must have ie 3.0 and conditionally use the iOS 4.0 API calls. Advantages you can run on all devices that have at least your minimum iOS version. Disadvantages.. your Base SDK will be 4.0 your Target Deployment will the minimum that you require and if you need a newer API you can conditionally use it if the device has it. Just by compiling with BaseSDK 4.0 you will get fast app switching on 4.0 devices even if you..
Install xCode 3.2.3 w/ iPhone SDK 4, get “Base SDK missing”, can't see other SDKs http://stackoverflow.com/questions/3161385/install-xcode-3-2-3-w-iphone-sdk-4-get-base-sdk-missing-cant-see-other-sdk on version conditional code entitled Tips Tricks for conditional iOS3 iOS3.2 and iOS4 code . If you are planning on conditionally using 4.0 features this is a strong recommendation to check it out. Fixing Base SDK Missing Load your project From the menu..
How do I add a custom UIMenuItem to the UIMenuController in a UITextView? http://stackoverflow.com/questions/3267296/how-do-i-add-a-custom-uimenuitem-to-the-uimenucontroller-in-a-uitextview NSArray arrayWithObject menuItem menuItem release Then I added the following to the view controller to show the item conditionally when text is selected within the UITextView which I named textView BOOL canPerformAction SEL action withSender id sender..
http://stackoverflow.com/questions/3320355/how-should-i-approach-building-a-universal-ios-app-that-will-include-ios-4-featu to do the following UIApplication sharedApplication scheduleLocalNotification n Use the following piece of code to conditionally call the method in case it's available on the current device if UIApplication instancesRespondToSelector @selector scheduleLocalNotification..
How to apply “filters” to AVCaptureVideoPreviewLayer http://stackoverflow.com/questions/5156872/how-to-apply-filters-to-avcapturevideopreviewlayer data from the rear camera of an iPhone and display it on an AVCaptureVideoPreviewLayer in real time. My goal is to to conditionally apply simple image filters to the preview layer. The images aren't saved so I do not need to capture the output. For example..
How can I optimize the rendering of a large model in OpenGL ES 1.1? http://stackoverflow.com/questions/5718846/how-can-i-optimize-the-rendering-of-a-large-model-in-opengl-es-1-1
Differences in programming about iPhone and iPad http://stackoverflow.com/questions/5949117/differences-in-programming-about-iphone-and-ipad will have to write additional code if you plan to build a universal application in which case you should be able to conditionally change the behaviour of your application depending on which platform it's currently running. For the iPad platform you can..
Conditionally including a library for different iOS SDK versions? http://stackoverflow.com/questions/7723783/conditionally-including-a-library-for-different-ios-sdk-versions for 4.3 which I'd expect. According to the Apple docs at the very bottom of this page it's possible to link frameworks conditionally but I cannot for the life of me figure out how to set the Other Linker flags to do this. Can anyone tell me how this is..
Conditional compilation when using ARC http://stackoverflow.com/questions/8447090/conditional-compilation-when-using-arc compilation when using ARC Is there a way to ask the compiler if ARC is turned on and then conditionally compile based upon that value For example I have a protocol @protocol ProtocolA @required void protocolMethodOne @optional..
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