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2014/10/15 ¤U¤È 10:08:37
iphone Programming Glossary: expectinghttp://stackoverflow.com/questions/1106658/custom-draw-a-uitableviewcell initWithStyle style reuseIdentifier reuseIdentifier return self void drawRect CGRect rect DLog @ TableCell drawRect expecting it to draw nothing iphone cocoa touch uitableviewcell share improve this question Loren Brichter author of Tweetie..
Use autorelease before adding objects to a collection? http://stackoverflow.com/questions/1147785/use-autorelease-before-adding-objects-to-a-collection objective c memory management autorelease share improve this question Both are correct and will work as you're expecting them to. I personally prefer to use the latter method but only because I like to be explicit about when objects get released...
NSManagedObjectContext performBlockAndWait: doesn't execute on background thread? http://stackoverflow.com/questions/11831946/nsmanagedobjectcontext-performblockandwait-doesnt-execute-on-background-thread about is that you can never expect a specific thread to execute a block except anything tied to the main thread. Thus expecting a performBlockAndWait to not execute on the main thread is not advised because it will execute on the thread that called..
NSTask or equivalent for iPhone http://stackoverflow.com/questions/1536400/nstask-or-equivalent-for-iphone for iPhone I've an open source project gdal that I want to compile and run as part of an iPhone app. I had been expecting to use NSTask but I see now that it was removed in OS 3.0. I've also seen elsewhere that running external applications though..
How do I sync application data between an iPhone and another computer? http://stackoverflow.com/questions/185673/how-do-i-sync-application-data-between-an-iphone-and-another-computer I could use WebDAV or HTTP to get put data to a server but it makes the application more complicated. I guess I was expecting this to be a common use case for iPhone apps syncing arbitrary application data between a desktop and the iPhone and that..
http://stackoverflow.com/questions/18736954/missing-recommended-icon-file-the-bundle-does-not-contain-an-app-icon-for-iph target 6.1 or earlier but you also need to provide the iOS 7 icon sizes as I mention above that the store is expecting . Xcode 5 app icon Manage If you are using xCode5 The first thing to update is the icons. Xcode 5 introduces Asset Catalogs..
Implementing Unit Testing with the iPhone SDK http://stackoverflow.com/questions/2002330/implementing-unit-testing-with-the-iphone-sdk on my app when I got a little stuck. At bullet point 8 in that tutorial it shows this image which is what I should be expecting when I build However this isn't what I get when I build. I get this error message Command bin sh failed with exit code 1..
Convert hex data string to NSData in Objective C (cocoa) http://stackoverflow.com/questions/2338975/convert-hex-data-string-to-nsdata-in-objective-c-cocoa to NSData in Objective C cocoa fairly new iPhone developer here. Building an app to send RS232 commands to a device expecting them over a TCP IP socket connection. I've got the comms part down and can send ASCII commands fine. It's the hex code commands..
“Incorrect” frame / window size after re-orientation in iPhone http://stackoverflow.com/questions/2686882/incorrect-frame-window-size-after-re-orientation-in-iphone h 480.000000 Rotation Portrait w 320.000000 h 460.000000 The values for w and h in Landscape seem inverted to me I was expecting that w 480 and h 300. What am I doing wrong The code I used to debug is below. void didRotateFromInterfaceOrientation UIInterfaceOrientation..
Is it true that one should not use NSLog() on production code? http://stackoverflow.com/questions/300673/is-it-true-that-one-should-not-use-nslog-on-production-code code I was told this a few times in this very site but I wanted to make sure this is really the case. I was expecting to be able to sprinkle NSLog function calls throughout my code and that Xcode gcc would automatically strip those calls..
How to get audio volume level, and volume changed notifications on iOS 4? http://stackoverflow.com/questions/3651252/how-to-get-audio-volume-level-and-volume-changed-notifications-on-ios-4 me that if one is working too hard to achieve something with Cocoa one is doing something fundamentally wrong I'm expecting to miss something here. It's hard to believe that there is no simple way to get the current volume level yet I haven't been..
NSNotificationCenter trapping and tracing all NSNotifications http://stackoverflow.com/questions/3725234/nsnotificationcenter-trapping-and-tracing-all-nsnotifications 16 inside the gdb console whenever my breakpoint is trapped. That did reveal a few notifications but not all that I am expecting hoping for. For example my application does handle orientation changes properly but I do not see any notifications being..
Why NSCalendar's dateFromComponents returns wrong date? http://stackoverflow.com/questions/4322687/why-nscalendars-datefromcomponents-returns-wrong-date NSCalendar's dateFromComponents returns wrong date I am expecting 2010 10 11 00 00 00 But instead I receive 2010 10 10 21 00 00 0000 I know that I can add a few hours and receive desired..
Data syncing with DropBox API and iOS http://stackoverflow.com/questions/4811932/data-syncing-with-dropbox-api-and-ios using core data but I'd expect to have to change to some text based file storage system to make syncing easier. I was expecting the DropBox API would make this nice and easy and that I could tell the API to simply sync the contents of my data folder..
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 in a class and you don't call the super class method you may cause problems to arise. In most cases the super class is expecting that method to be called unless documented otherwise . If you apply this same thought to swizzling you've covered most issues...
How to add NSDebug.h and use NSZombie in iPhone SDK http://stackoverflow.com/questions/535060/how-to-add-nsdebug-h-and-use-nszombie-in-iphone-sdk either. After this I still can't get the NSZombie to work unless I have misunderstood what it is supposed to do I am expecting to see a log of NSZombie sent a release... or something. But I don't see anything I'm sure I'm just not doing this right..
http://stackoverflow.com/questions/7844326/coredata-error-driving-me-crazy-coredata-serious-application-error-an-excep 3. At the line self.tableView endUpdates it calls it again and it seems to be returning 4. Therefore the tableView is expecting you to insert 1 row between these two lines. In fact no rows are being inserted so the tableView fails an assertion. You..
Why is object not dealloc'ed when using ARC + NSZombieEnabled http://stackoverflow.com/questions/8408071/why-is-object-not-dealloced-when-using-arc-nszombieenabled this at all since ARC generates these funky .cxx_destruct methods to dispose of any __strong ivars of a class I was expecting to see this method call dealloc if it's implemented. Apparently setting NSZombieEnabled to YES causes .cxx_destruct to not..
ASIHTTPRequest vs AFNetworking framework http://stackoverflow.com/questions/8636418/asihttprequest-vs-afnetworking-framework ways it's considerably better probably not the right word 'refined' maybe than ASI. That said you shouldn't go into it expecting a 'like for like' replacement and there are certain things you may want to consider other options for Amazon S3 which ASI..
MKMapView: Instead of Annotation Pin, a custom view http://stackoverflow.com/questions/9814988/mkmapview-instead-of-annotation-pin-a-custom-view imageNamed @ pinks.jpg as suggested by Squatch else mapView.userLocation setTitle @ I am here return pinView I am expecting my image pinks.jpg to be on the map pinning the location instead of default pin view rock pin shaped . But still I am getting..
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