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2014/10/15 ¤U¤È 10:14:16
iphone Programming Glossary: slightlyVerify receipt for in App purchase http://stackoverflow.com/questions/1298998/verify-receipt-for-in-app-purchase post mechanism. cURL is one possible choice. YMMV. PHP.net has the scoop One thing that has me slightly concerned is the length of the payload in the URL going from the app to the server via GET . I forget..
What's the best way to find the user's Documents directory on an iPhone? http://stackoverflow.com/questions/272544/whats-the-best-way-to-find-the-users-documents-directory-on-an-iphone is with the code NSHomeDirectory stringByAppendingPathComponent @ Documents but that seems slightly brittle and dissimiliar to the normal Mac way of doing it which would be NSSearchPathForDirectoriesInDomains..
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 select Build Settings at the top and below will be the 'Architecture' section. This answer is a slightly adapted version of Sherman Lo 's answer Addendum More detailed information on this topic can also be..
display image from URL retrieved from ALAsset in iPhone http://stackoverflow.com/questions/3837115/display-image-from-url-retrieved-from-alasset-in-iphone 1 return cell iphone image url share improve this question The API has changed the rules slightly and you dont get direct file system access to the iPhoto library any more. Instead you get asset library..
How to distribute ios application wirelessly without managing UDIDs and recompilation http://stackoverflow.com/questions/5546581/how-to-distribute-ios-application-wirelessly-without-managing-udids-and-recompil to make sure. I imagine the process is the same if it does work. I'm using XCode 4 so this may be slightly different if you're using a different version. Basically you have to add an Entitlements.plist file..
MKAnnotationView - Lock custom annotation view to pin on location updates http://stackoverflow.com/questions/6392931/mkannotationview-lock-custom-annotation-view-to-pin-on-location-updates coords.latitude self.calloutAnnotation.longitude coords.longitude With that changed if I slightly pinch the map to zoom in or out after the pin has been updated the callout annotation animates to the..
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 answer isn't really useful in my case. A curious observation Modified the category implementation slightly #import NSDateFormatter Locale.h @implementation NSDateFormatter Locale id initWithSafeLocale static..
canonical way to randomize an NSArray in Objective C http://stackoverflow.com/questions/791232/canonical-way-to-randomize-an-nsarray-in-objective-c void shuffle @end Chooses a random integer below n without bias. Computes m a power of two slightly above n and takes random modulo m then throws away the random number if it's between n and m. More naive..
To ARC or not to ARC? What are the pros and cons? http://stackoverflow.com/questions/8760431/to-arc-or-not-to-arc-what-are-the-pros-and-cons over this. There is some very small complications in bridging to Core Foundation code. There are slightly more complications in dealing with anything that treats an id as a void . Things like C arrays of id..
Dispelling the UIImage imageNamed: FUD http://stackoverflow.com/questions/924740/dispelling-the-uiimage-imagenamed-fud and handling handling have moved on a lot since then. Retina makes images bigger and loading them slightly more complex. With the built in support for iPad and retina images you should certainly use ImageNamed..
how to create iphone's wobbling icon effect? http://stackoverflow.com/questions/929364/how-to-create-iphones-wobbling-icon-effect This is my first foray into animations that's not using an animated GIF. I think the idea is to slightly rotate the image back and forth to create the wobbling effect. I've looked at using CABasicAnimation..
Verify receipt for in App purchase http://stackoverflow.com/questions/1298998/verify-receipt-for-in-app-purchase status Where call your http post here is your favorite HTTP post mechanism. cURL is one possible choice. YMMV. PHP.net has the scoop One thing that has me slightly concerned is the length of the payload in the URL going from the app to the server via GET . I forget if there's a length issue there per the RFCs. Maybe it's OK..
What's the best way to find the user's Documents directory on an iPhone? http://stackoverflow.com/questions/272544/whats-the-best-way-to-find-the-users-documents-directory-on-an-iphone in the book that the way to find the user's Documents directory is with the code NSHomeDirectory stringByAppendingPathComponent @ Documents but that seems slightly brittle and dissimiliar to the normal Mac way of doing it which would be NSSearchPathForDirectoriesInDomains NSDocumentsDirectory NSUserDomainMask YES Are there..
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 project configuration will appear in the main editor panel select Build Settings at the top and below will be the 'Architecture' section. This answer is a slightly adapted version of Sherman Lo 's answer Addendum More detailed information on this topic can also be found in the first answer to this question . There's also some..
display image from URL retrieved from ALAsset in iPhone http://stackoverflow.com/questions/3837115/display-image-from-url-retrieved-from-alasset-in-iphone setText NSString stringWithFormat @ Photo d indexPath.row 1 return cell iphone image url share improve this question The API has changed the rules slightly and you dont get direct file system access to the iPhoto library any more. Instead you get asset library URL's like this. assets library asset asset.JPG id 1000000003..
How to distribute ios application wirelessly without managing UDIDs and recompilation http://stackoverflow.com/questions/5546581/how-to-distribute-ios-application-wirelessly-without-managing-udids-and-recompil a normal developer license but you'd have to do some testing to make sure. I imagine the process is the same if it does work. I'm using XCode 4 so this may be slightly different if you're using a different version. Basically you have to add an Entitlements.plist file to your resources New File Code Signing Entitlements and before..
MKAnnotationView - Lock custom annotation view to pin on location updates http://stackoverflow.com/questions/6392931/mkannotationview-lock-custom-annotation-view-to-pin-on-location-updates coords with self.calloutAnnotation.latitude coords.latitude self.calloutAnnotation.longitude coords.longitude With that changed if I slightly pinch the map to zoom in or out after the pin has been updated the callout annotation animates to the correct position right over the pin. So now I need to figure..
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 go to whoever makes the most effort to help even if the answer isn't really useful in my case. A curious observation Modified the category implementation slightly #import NSDateFormatter Locale.h @implementation NSDateFormatter Locale id initWithSafeLocale static NSLocale en_US_POSIX2 nil self super init if en_US_POSIX2 nil..
canonical way to randomize an NSArray in Objective C http://stackoverflow.com/questions/791232/canonical-way-to-randomize-an-nsarray-in-objective-c NSMutableArray to do it @interface NSMutableArray ArchUtils_Shuffle void shuffle @end Chooses a random integer below n without bias. Computes m a power of two slightly above n and takes random modulo m then throws away the random number if it's between n and m. More naive techniques like taking random modulo n introduce a bias..
To ARC or not to ARC? What are the pros and cons? http://stackoverflow.com/questions/8760431/to-arc-or-not-to-arc-what-are-the-pros-and-cons about a week when you see ARC code. You will very quickly get over this. There is some very small complications in bridging to Core Foundation code. There are slightly more complications in dealing with anything that treats an id as a void . Things like C arrays of id can take a little more thinking about to do correctly. Fancy..
Dispelling the UIImage imageNamed: FUD http://stackoverflow.com/questions/924740/dispelling-the-uiimage-imagenamed-fud that this question dates from iOS 1.0 Image requirements and handling handling have moved on a lot since then. Retina makes images bigger and loading them slightly more complex. With the built in support for iPad and retina images you should certainly use ImageNamed in your code. Now for posterity's sake The sister thread..
how to create iphone's wobbling icon effect? http://stackoverflow.com/questions/929364/how-to-create-iphones-wobbling-icon-effect when you press down on it. What's the best way to do that This is my first foray into animations that's not using an animated GIF. I think the idea is to slightly rotate the image back and forth to create the wobbling effect. I've looked at using CABasicAnimation and CAKeyframeAnimation. CABasicAnimation creates a jitter..
Optimizing CLLocationManager/CoreLocation to retrieve data points faster on the iPhone http://stackoverflow.com/questions/1081219/optimizing-cllocationmanager-corelocation-to-retrieve-data-points-faster-on-the gets expensive quickly. This is what you need to do Take a new value only if it is recent AND If the new location has slightly better accuracy take the new location OR If the new location has an accuracy 50 meters take the new location OR If the number.. Cupertino if howRecent 5.0 #else Here's the theory of operation If the value is recent AND If the new location has slightly better accuracy take the new location OR If the new location has an accuracy 50 meters take the new location OR If the..
Verify receipt for in App purchase http://stackoverflow.com/questions/1298998/verify-receipt-for-in-app-purchase is your favorite HTTP post mechanism. cURL is one possible choice. YMMV. PHP.net has the scoop One thing that has me slightly concerned is the length of the payload in the URL going from the app to the server via GET . I forget if there's a length..
What's the best way to find the user's Documents directory on an iPhone? http://stackoverflow.com/questions/272544/whats-the-best-way-to-find-the-users-documents-directory-on-an-iphone user's Documents directory is with the code NSHomeDirectory stringByAppendingPathComponent @ Documents but that seems slightly brittle and dissimiliar to the normal Mac way of doing it which would be NSSearchPathForDirectoriesInDomains NSDocumentsDirectory..
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 the main editor panel select Build Settings at the top and below will be the 'Architecture' section. This answer is a slightly adapted version of Sherman Lo 's answer Addendum More detailed information on this topic can also be found in the first..
display image from URL retrieved from ALAsset in iPhone http://stackoverflow.com/questions/3837115/display-image-from-url-retrieved-from-alasset-in-iphone @ Photo d indexPath.row 1 return cell iphone image url share improve this question The API has changed the rules slightly and you dont get direct file system access to the iPhoto library any more. Instead you get asset library URL's like this...
What are the Dangers of Method Swizzling in Objective C? http://stackoverflow.com/questions/5339276/what-are-the-dangers-of-method-swizzling-in-objective-c case of swizzling though they don't have to be. We just need to change the way that we think about method swizzling slightly. Most swizzling is done like this @interface NSView NSObject void setFrame NSRect frame @end @implementation NSView MyViewAdditions..
How to distribute ios application wirelessly without managing UDIDs and recompilation http://stackoverflow.com/questions/5546581/how-to-distribute-ios-application-wirelessly-without-managing-udids-and-recompil to do some testing to make sure. I imagine the process is the same if it does work. I'm using XCode 4 so this may be slightly different if you're using a different version. Basically you have to add an Entitlements.plist file to your resources New..
MKAnnotationView - Lock custom annotation view to pin on location updates http://stackoverflow.com/questions/6392931/mkannotationview-lock-custom-annotation-view-to-pin-on-location-updates coords.latitude self.calloutAnnotation.longitude coords.longitude With that changed if I slightly pinch the map to zoom in or out after the pin has been updated the callout annotation animates to the correct position right..
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 to help even if the answer isn't really useful in my case. A curious observation Modified the category implementation slightly #import NSDateFormatter Locale.h @implementation NSDateFormatter Locale id initWithSafeLocale static NSLocale en_US_POSIX2..
UIScrollView : paging horizontally, scrolling vertically? http://stackoverflow.com/questions/728014/uiscrollview-paging-horizontally-scrolling-vertically want to give preference to vertical scrolling so that once the user touches the view and starts moving his finger even slightly the view starts scrolling in vertical direction but when the user moves his finger in horizontal direction far enough you..
canonical way to randomize an NSArray in Objective C http://stackoverflow.com/questions/791232/canonical-way-to-randomize-an-nsarray-in-objective-c ArchUtils_Shuffle void shuffle @end Chooses a random integer below n without bias. Computes m a power of two slightly above n and takes random modulo m then throws away the random number if it's between n and m. More naive techniques like..
To ARC or not to ARC? What are the pros and cons? http://stackoverflow.com/questions/8760431/to-arc-or-not-to-arc-what-are-the-pros-and-cons will very quickly get over this. There is some very small complications in bridging to Core Foundation code. There are slightly more complications in dealing with anything that treats an id as a void . Things like C arrays of id can take a little more..
How do you shrink a UIPickerView on the iPhone? http://stackoverflow.com/questions/905969/how-do-you-shrink-a-uipickerview-on-the-iphone a UIPickerView iphone ios interface builder uipickerview picker share improve this question Actually you can slightly shrink the whole UIPickerView by applying an affine transform to an enclosing view. For example CGSize pickerSize pickerView..
Dispelling the UIImage imageNamed: FUD http://stackoverflow.com/questions/924740/dispelling-the-uiimage-imagenamed-fud Image requirements and handling handling have moved on a lot since then. Retina makes images bigger and loading them slightly more complex. With the built in support for iPad and retina images you should certainly use ImageNamed in your code. Now..
how to create iphone's wobbling icon effect? http://stackoverflow.com/questions/929364/how-to-create-iphones-wobbling-icon-effect best way to do that This is my first foray into animations that's not using an animated GIF. I think the idea is to slightly rotate the image back and forth to create the wobbling effect. I've looked at using CABasicAnimation and CAKeyframeAnimation...
iphone error: expected '=', ',', ';', 'asm' or '__attribute__' before ' 'foo' http://stackoverflow.com/questions/990906/iphone-error-expected-asm-or-attribute-before-foo seen before and thus don't know what to do. The only difference is that i'm not suing IB and so i had to change it slightly. What does error expected ' ' ' ' ' ' 'asm' or '__attribute__' before 'foo' mean ... I get this error multiple times for..
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