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2014/10/15 ¤U¤È 10:10:05
iphone Programming Glossary: hitsCore Data could not fullfil fault for object after obtainPermanantIDs http://stackoverflow.com/questions/11321717/core-data-could-not-fullfil-fault-for-object-after-obtainpermanantids new complex graphs then you need to obtain a permanent ID immediately after creation. To decrease the number of hits to the store you should create them all then obtain the IDs at once then start hooking them up. Honestly all this is to..
iPhone 5 TabBar not functioning in proper position http://stackoverflow.com/questions/12569189/iphone-5-tabbar-not-functioning-in-proper-position the size of the display and then placing the tab bar in the proper location. The problem is that when the if statement hits the iPhone 5 screen size and places the tab bar in the right place the buttons do not work... If I change the vertical location..
UITableView Core Data reordering http://stackoverflow.com/questions/2360938/uitableview-core-data-reordering that returns a bar button item that toggles its title and associated state between Edit and Done. When the user hits that button it will invoke the setEditing animated method To update the display order you need to override the setEditing..
drawRect not being called in my subclass of UIImageView http://stackoverflow.com/questions/2612152/drawrect-not-being-called-in-my-subclass-of-uiimageview self void drawRect CGRect rect do stuff void dealloc super dealloc @end I set a breakpoint on drawRect and it never hits leading me to think it never gets called at all. Isn't it supposed to be called when the view first loads Have I incorrectly..
Can iPad/iPhone Touch Points be Wrong Due to Calibration? http://stackoverflow.com/questions/2733868/can-ipad-iphone-touch-points-be-wrong-due-to-calibration NSStringFromCGPoint location When I touch the edges of the screen it reports negative numbers on the x axis and never hits 0 on the y axis. Adding some variables to keep track of max and min gives me these as the corners of our iPad 5 2 758 2..
Recommended Reading for iPhone Core Animation http://stackoverflow.com/questions/2907068/recommended-reading-for-iphone-core-animation or some starting document I've overlooked If not are there any good books out there on Core Animation... the few hits I've gotten while looking on Amazon don't rate anything too high mostly MacOSX little iphone. Thanks in advance for any..
Weak linking on iPhone refuses to work http://stackoverflow.com/questions/3002833/weak-linking-on-iphone-refuses-to-work to NULL . Except that it doesn't. The application compiles but as soon as it hits if UIApplicationDidEnterBackgroundNotification NULL it crashes with EXC_BAD_ACCESS . Is this simply a matter of a compiler..
Error from Debugger: Previous frame inner to this frame (gdb could not unwind past this frame) http://stackoverflow.com/questions/3285493/error-from-debugger-previous-frame-inner-to-this-frame-gdb-could-not-unwind-pa Error from Debugger Previous frame inner to this frame gdb could not unwind past this frame This occurs when the app hits a breakpoint. If I hit the continue button in the debugger it continues happily until the next breakpoint when it pops up..
How to detect touches in status bar http://stackoverflow.com/questions/3753097/how-to-detect-touches-in-status-bar shown below. By always returning NO the scroll view never scrolls up and one gets a notification whenever the user hits the status bar. The problem is however that this does not work with a real content scroll view around. see question BOOL..
How do I get my AVPlayer to play while app is in background? http://stackoverflow.com/questions/4771105/how-do-i-get-my-avplayer-to-play-while-app-is-in-background xxx.xxx.xxx radio.m3u radioPlayer AVPlayer playerWithURL NSURL URLWithString radioURL retain But as soon as the user hits the home button my sound dies. I also found this but not added yet cuase some stuff I've read says it is not needed newTaskId..
iOS application executing tasks in background http://stackoverflow.com/questions/5323634/ios-application-executing-tasks-in-background Building on what rckoenes stated applications are allowed to register background tasks to be completed after the user hits the home button. There is a time limit of 10 or 15 minutes for these tasks to complete. Again you can register a task to.. of 10 or 15 minutes for these tasks to complete. Again you can register a task to complete immediately after the user hits home this does NOT allow you to execute code say an hour after they exit the app. UIApplication app UIApplication sharedApplication..
how to do true deep copy for NSArray and NSDictionary with have nested arrays/dictionary? http://stackoverflow.com/questions/5453481/how-to-do-true-deep-copy-for-nsarray-and-nsdictionary-with-have-nested-arrays-di NSArray that themselves have nested dictionaries or arrays within them That is I have read the problem may be when it hits a nested dictionary or array it only copies the pointer to the nested item and not copy the item truely. Background So as..
How to dismiss keyboard for UITextView with return key? http://stackoverflow.com/questions/703754/how-to-dismiss-keyboard-for-uitextview-with-return-key softkeyboard share improve this question UITextView does not have any methods which will be called when the user hits the return key. If you want the user to be able to add only one line of text use a UITextField . Hitting the return and..
How to know whether app is terminated by user or iOS (after 10min background) http://stackoverflow.com/questions/7343404/how-to-know-whether-app-is-terminated-by-user-or-ios-after-10min-background . It used to be that if a user killed the app task manager via the button double click and then hits the red ' ' it's a SIGKILL and applicationWillTerminate is not called. A report mid 2013 suggests this has changed and applicationWillTerminate..
How to safely shut down a loading UIWebView in viewWillDisappear? http://stackoverflow.com/questions/789984/how-to-safely-shut-down-a-loading-uiwebview-in-viewwilldisappear a UIWebView which is loading a google map so lots of javascript etc . The problem I have is that if the user hits the 'back' button on the nav bar before the web view has finished loading it is not clear to me how to tidily tell the web.. also not sure that a web view likes its container view disappearing before it's done but I've no choice if the user hits the back button before it's loaded . In my viewWillDisappear handler I have this map.delegate nil self.map stopLoading this..
http://stackoverflow.com/questions/8723923/core-data-vs-sqlite-or-fmdb DB. Those have been detailed elsewhere. The one major claim is that tasks where IDs are defined by upstream databases hits Core Data's performance is true. But it can be somewhat mitigated by judicious indexing and over fetching. The thing to..
Scripts to parse and download iTunes Connect and AppStore data http://stackoverflow.com/questions/937899/scripts-to-parse-and-download-itunes-connect-and-appstore-data see what it is doing with my iTunes Connect login credentials . To be clear I'm really looking for something that hits all of the areas mentioned App Store per store Comments Ratings Category store rankings iTunes Connect The contents of the..
http://stackoverflow.com/questions/986392/programmatically-force-a-uiscrollview-to-stop-scrolling-for-sharing-a-table-vie 0 savedScrollPosition This works well when the user switches the data source when the table is at rest but if the user hits the segmented control while the table is still moving i.e. decelerating the table view continues to decelerate from the..
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