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2014/10/15 ¤U¤È 10:04:52
iphone Programming Glossary: callbacksSupporting both iOS 6 and iOS 5 autorotation http://stackoverflow.com/questions/12434992/supporting-both-ios-6-and-ios-5-autorotation question You need to add new callback for autorotation if you are packaging your app in the new sdk. However these callbacks will be received only when such an app is run on iOS 6 devices. For devices running on earlier iOS versions earlier callbacks.. will be received only when such an app is run on iOS 6 devices. For devices running on earlier iOS versions earlier callbacks would be received. If you dont implement the new callbacks the default behavior is that your app runs on all orientation.. For devices running on earlier iOS versions earlier callbacks would be received. If you dont implement the new callbacks the default behavior is that your app runs on all orientation on iPad and all except UpsideDown orientation on iPhone. ..
http://stackoverflow.com/questions/1539017/nsarray-with-c-types NSArray cannot handle general C types. If you're interested in this kind of thing CFArray can be outfitted with custom callbacks for storing other kinds of data. Caveat Normally you can pass a CFArray to any NSArray taking API they're bridged. This.. Normally you can pass a CFArray to any NSArray taking API they're bridged. This does not apply to CFArrays with custom callbacks. 2 CGLayerRef is not any old C type it's a CFType. CFType is bridged to NSObject. Sending retain and release to any CFType..
http://stackoverflow.com/questions/1934187/oauth-secrets-in-mobile-apps as well that pass on calls to a third party webservice. The process could also be done without delegation verification callbacks if the top level provider provides an API to generate and revoke new delegated secrets. Facebook is doing something similar..
How can i change the color of pagination dots of UIPageControl? http://stackoverflow.com/questions/2942636/how-can-i-change-the-color-of-pagination-dots-of-uipagecontrol retain UIColor dotColorCurrentPage @property nonatomic retain UIColor dotColorOtherPage Optional delegate for callbacks when user taps a page dot. @property nonatomic retain NSObject PageControlDelegate delegate @end @protocol PageControlDelegate..
Behaviour for significant change location API when terminated/suspended? http://stackoverflow.com/questions/3421242/behaviour-for-significant-change-location-api-when-terminated-suspended that was freeze dried when the app was suspended start receiving locationManager didUpdateToLocation fromLocation callbacks Do I just need to implement code in my didUpdateToLocation message which checks the application state and does minimal processing.. apps is as I suspected at the end of the question. That is your suspended app is woken up you don't receive any callbacks on your app delegate instead you receive your location updates through your existing CLLocationManagerDelegate . You can..
display image from URL retrieved from ALAsset in iPhone http://stackoverflow.com/questions/3837115/display-image-from-url-retrieved-from-alasset-in-iphone Articles 00_Introduction.html They bend your head a little but if you think of them as notification selectors or callbacks it kind of helps. Also when findLargeImage returns the resultblock wont have run yet as its a callback. So largeImage wont..
How can I get current location from user in iOS http://stackoverflow.com/questions/4152003/how-can-i-get-current-location-from-user-in-ios
How to filter NSFetchedResultsController (CoreData) with UISearchDisplayController/UISearchBar http://stackoverflow.com/questions/4471289/how-to-filter-nsfetchedresultscontroller-coredata-with-uisearchdisplaycontroll then the original UITableView not the search table view that is active while searching will possibly have callbacks called while you are searching and try to incorrectly use the filtered version of your FRC and you will see exceptions thrown..
iPhone - Backgrounding to poll for events http://stackoverflow.com/questions/4656214/iphone-backgrounding-to-poll-for-events And terminate the task if you don't need it anymore. For my own experience I measured something. Using the location callbacks with having the GPS radio on is sucking my battery down very quickly. Using the approach which I posted in Update 2 is taking..
Non-retaining array for delegates http://stackoverflow.com/questions/4692161/non-retaining-array-for-delegates Category to allow the creation of a mutable array that does no retain release by backing it with a CFArray with proper callbacks. @implementation NSMutableArray WeakReferences id mutableArrayUsingWeakReferences return self mutableArrayUsingWeakReferencesWithCapacity.. 0 id mutableArrayUsingWeakReferencesWithCapacity NSUInteger capacity CFArrayCallBacks callbacks 0 NULL NULL CFCopyDescription CFEqual We create a weak reference array return id CFArrayCreateMutable 0 capacity callbacks..
NSPredicate endswith multiple files http://stackoverflow.com/questions/5032541/nspredicate-endswith-multiple-files
NSURLConnection and grand central dispatch http://stackoverflow.com/questions/5037545/nsurlconnection-and-grand-central-dispatch wrapper class that handles it will need to invoke its caller. I'm not certain how to deal with all of the various callbacks that are invoked when the connection work starts up finishes void connection NSURLConnection aConnection didReceiveResponse..
Objective-C NSMutableArray mutated while being enumerated? http://stackoverflow.com/questions/8834031/objective-c-nsmutablearray-mutated-while-being-enumerated thread as your modifying method you don't need to stop and start them. iOS doesn't use an interrupt model for timer callbacks they have to wait their turn just like any other event You're probably doing something like for id object in myArray if..
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