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2014/10/15 ¤U¤È 10:03:42
iphone Programming Glossary: anywaysCore Data vs Sqlite and performance http://stackoverflow.com/questions/1045238/core-data-vs-sqlite-and-performance which has been converted to Core Data in the 3.0 SDK. I suspect that under the hood Core Data is just using sqlite anyways and that it add's a bit of overhead for the cost of convenience but i thought i would ask anyways. iphone cocoa touch core.. is just using sqlite anyways and that it add's a bit of overhead for the cost of convenience but i thought i would ask anyways. iphone cocoa touch core data share improve this question Core Data is heavily optimized with regards to caching lazy..
Cropping image with transparency in iPhone http://stackoverflow.com/questions/10810798/cropping-image-with-transparency-in-iphone image masking I am using UIImage category function but you can probably use your masking function. But I'll post it anyways. UIImage maskImage UIImage image CGColorSpaceRef colorSpace CGColorSpaceCreateDeviceRGB UIImage maskImage self CGImageRef..
iOS Keyboard Location and Orientation http://stackoverflow.com/questions/10955888/ios-keyboard-location-and-orientation we cant get access to the UIPeripheral throught the SDK we will just use UIView. UIPeripheral is a subclass of UIView anyways UIView keyboard Iterate though each view inside of the selected Window for int i 0 i tempWindow.subviews count i Get a reference..
Sending MMS programatically in iPhone http://stackoverflow.com/questions/1576253/sending-mms-programatically-in-iphone in iPhone Thanks iphone sms mms share improve this question I don't believe there is not with the current SDK anyways. You can only prefill SMS messages in the Messages app using UIApplication's openURL method. share improve this answer..
Get iPhone's camera resolution? http://stackoverflow.com/questions/1638161/get-iphones-camera-resolution
http://stackoverflow.com/questions/2254351/iphone-splash-screen Forcing your user to look at a screen any longer than necessary is typically considered bad. If you do want to add one anyways using addSubview should work fine if you'd like animation you may want to look into CATransitions instead of the UIView..
Creating a custom UIKeyBoard for iPhone http://stackoverflow.com/questions/2275685/creating-a-custom-uikeyboard-for-iphone we cant get access to the UIKeyboard throught the SDK we will just use UIView. UIKeyboard is a subclass of UIView anyways UIView keyboard Check each window in our application for int c 0 c UIApplication sharedApplication windows count c Get a..
changing text color of uitabbaritem http://stackoverflow.com/questions/3051958/changing-text-color-of-uitabbaritem text color of uitabbaritem can anyone help me in this weird problem is there anyways to change the text color of uitabbar item from default gray to white and selected color to blue. iphone share improve..
Handling Touch Event in UILabel and hooking it up to an IBAction http://stackoverflow.com/questions/3169798/handling-touch-event-in-uilabel-and-hooking-it-up-to-an-ibaction drag a connection from my method to my label and then select touch up inside as with a button. but alas no cigar. so anyways I guess my quesion is am i going to have to subclass UILabel to get this to work Or is there some way I can drag a button..
Too large an AJAX response for mobile safari? http://stackoverflow.com/questions/3258009/too-large-an-ajax-response-for-mobile-safari
iPhone Distribution: No profiles currently match http://stackoverflow.com/questions/3608851/iphone-distribution-no-profiles-currently-match if only the Team Agent can upload these build but otherwise you can package the release as a zip file which you should anyways and send it off the the team agent. The Team agent can then use the Application Loader to upload the application. share..
Why are my iAds not showing up in my approved app [closed] http://stackoverflow.com/questions/3993928/why-are-my-iads-not-showing-up-in-my-approved-app that this isin't a programming question but I know that a lot off people here are iOS developers so i'll just ask anyways. I had an app approved about 8hours ago during development my iAds were working fine and I was receiving test ads in the..
http://stackoverflow.com/questions/6369758/detect-uitextfield-lost-focus the end Is there any alternatives EDIT I don't want to switch from texts but i want to detect lost focus when i click anyways on screen. the keyboard will dismiss or not and the caret is not present on textfield thanks. iphone objective c ipad uitextfield..
Delete all keys from a NSUserDefaults dictionary iPhone http://stackoverflow.com/questions/6797096/delete-all-keys-from-a-nsuserdefaults-dictionary-iphone in case the app is closed. and later if I wish to retrieve the high score I would do prefs integerForKey @ highScore anyways the point is that I store a lot of other things because the NSUserDefaults enable you to store booleans integers objects..
Why tack a protocol of NSObject to a protocol implementation http://stackoverflow.com/questions/679822/why-tack-a-protocol-of-nsobject-to-a-protocol-implementation
How to protect app IPA from hacks if reverse engineering is possible http://stackoverflow.com/questions/6939222/how-to-protect-app-ipa-from-hacks-if-reverse-engineering-is-possible for a big banking organization. The bank hired a security firm to perform ethical hacking over the app to see if it in anyways compromises confidential data. We recently received the hacking report from the firm which in spite of saying that no serious..
Do I always have to call [super viewDidLoad] in the -viewDidLoad method? http://stackoverflow.com/questions/824695/do-i-always-have-to-call-super-viewdidload-in-the-viewdidload-method method In Apple's scrollView example they don't call that. I always thought that's a must . Why should I call that anyways iphone viewdidload share improve this question If you are overriding the method you should still call the method in..
How can I solve this Problem with bidirectional dependencies in Objective-C classes? http://stackoverflow.com/questions/834955/how-can-i-solve-this-problem-with-bidirectional-dependencies-in-objective-c-clas a reference to it's parent the customized UIScrollView so that it has access to the subviews of that scroll view. But anyways even if there's a better way to get this problem done I'd still like to know how I could do it that way with two interdependent..
scrollToTop is not working on iPhone but it is working on iPad http://stackoverflow.com/questions/8542122/scrolltotop-is-not-working-on-iphone-but-it-is-working-on-ipad other then probably the behaviour is undefined. I haven't checked. Hope this helps. If you want to get it working anyways then here is a possible solution. Subclass or Add a category on UIWindow and add a gesture recognizer or implement hitTest..
iPad crashes when running iPhone app in compatibility mode http://stackoverflow.com/questions/13338786/ipad-crashes-when-running-iphone-app-in-compatibility-mode app must also be able to run on the iPad in compatibility mode... I never knew this and it doesn't really make sense. Anyways my app is crashing when calling didFinishLaunchingWithOptions self.window UIWindow alloc initWithFrame UIScreen mainScreen..
UIButton touch is delayed when in UIScrollView http://stackoverflow.com/questions/3642547/uibutton-touch-is-delayed-when-in-uiscrollview is because the scrollview needs to determine if the touch is a scroll or if it's a touch that is meant for a subview. Anyways I'm a little unsure on how to proceed. I simply want the button to appear selected as soon as I tap it. Any help is appreciated..
UIImage to base64 String Encoding http://stackoverflow.com/questions/3889478/uiimage-to-base64-string-encoding question I wonder why didn't you find your question because it's a very old question can be found here and here . Anyways You need to first add NSData categories to your project which are available from here header and implementation Then convert..
Sqlite Opening Error : Unable to open database http://stackoverflow.com/questions/4030114/sqlite-opening-error-unable-to-open-database
How to import file into sqlite? http://stackoverflow.com/questions/455606/how-to-import-file-into-sqlite the syntax I posted minus a tab since I'm using a comma. The missing line break in my post didn't make it as apparent. Anyways that gives the mismatch error. iphone osx sqlite import terminal share improve this question I was looking on the same..
Displaying a .rtf file in an UIWebView http://stackoverflow.com/questions/4778220/displaying-a-rtf-file-in-an-uiwebview see the text but there was a lot of encoding and strange character relating to colors and formatting also been shown. Anyways searching here I found out that UITextView can not display rtf text properly. So I moved on to trying a UIWebView which..
Delete all keys from a NSUserDefaults dictionary iPhone http://stackoverflow.com/questions/6797096/delete-all-keys-from-a-nsuserdefaults-dictionary-iphone dictionary to store basic information such as high scores etc so that when the user closes the app data is not lost. Anyways I use NSUserDefaults prefs NSUserDefaults standardUserDefaults to store data. If I wish to store a new high score for example..
UIDevice uniqueIdentifier Deprecated - What To Do Now? http://stackoverflow.com/questions/6993325/uidevice-uniqueidentifier-deprecated-what-to-do-now 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 identifier on iOS 6.0. Edit 4 In iOS 7 Apple..
“No previous prototype for function” warning http://stackoverflow.com/questions/7076345/no-previous-prototype-for-function-warning To clarify Eric Dchao's answer above someone at facebook apparently didn't put a static in front of that BOOL Anyways changing from this BOOL FBIsDeviceIPad #if __IPHONE_OS_VERSION_MAX_ALLOWED 30200 if UI_USER_INTERFACE_IDIOM UIUserInterfaceIdiomPad..
cellForRowAtIndexPath memory management http://stackoverflow.com/questions/8859735/cellforrowatindexpath-memory-management a UIImage . I have no variables set to autorelease mostly because I don't really understand autorelease just yet lol Anyways when scrolling through the app it will slow down progressively mostly because of the UIImage but also in part because of..
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