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2014/10/15 ¤U¤È 10:15:03
iphone Programming Glossary: traceviewDidLoad getting called twice on rootViewController at launch http://stackoverflow.com/questions/1081131/viewdidload-getting-called-twice-on-rootviewcontroller-at-launch know why this root View Controller's viewDidLoad is being called twice at launch It's driving me nuts here's the stack trace from first time through viewDidLoad #0 0x0000276a in RootViewController viewDidLoad at RootViewController.m 71 #1 0x3097548f..
http://stackoverflow.com/questions/1166444/mkmapview-zoom-and-region I really don't have an idea what these values represent I read the documentation . When I use a MKMapView delegate and trace the span values in regionDidChange delegate method results don't seem to correlate each other. It's ok when I zoom out and..
I get error 0x8badf00d in iPhone app, and is not the usual suspect http://stackoverflow.com/questions/1282491/i-get-error-0x8badf00d-in-iphone-app-and-is-not-the-usual-suspect quickly. That's the only thing I know of that would cause watchdog crashes on startup. As for more hints on the stack trace if you are using OS 3.0 and the 3.0 SDK Organizer should do this before. Just make sure you're keeping the dSYM files from..
iPhone crashing when presenting modal view controller http://stackoverflow.com/questions/1412021/iphone-crashing-when-presenting-modal-view-controller loader animated NO loader release But when I do this I get a Program received signal EXC_BAD_ACCESS . error. The stack trace is 0 0x30b43234 in UIWindowController transitionViewDidComplete fromView toView 1 0x3095828e in UITransitionView notifyDidCompleteTransition..
http://stackoverflow.com/questions/1598407/iphone-and-wireshark the packets flowing through filtering by their startpoints. Alternatively try using a network hub as Wireshark can trace all packets flowing through a network if they are using the same router endpoint address as in a hub . share improve this..
UIWebView didFinishLoading fires multiple times http://stackoverflow.com/questions/1842370/uiwebview-didfinishloading-fires-multiple-times c xcode uiwebview share improve this question It could be enlightening if you haven't gone this far yet to NSLog a trace of load starts and finishes. BOOL webView UIWebView webView shouldStartLoadWithRequest NSURLRequest request navigationType..
GSRegisterPurpleNamedPort SIGABRT in UIApplicationMain Before App Delegate Gets to Run Any Code http://stackoverflow.com/questions/3589631/gsregisterpurplenamedport-sigabrt-in-uiapplicationmain-before-app-delegate-gets release build onto a device and then building and running the new build overtop of it on the same device but the stack trace for this crash is very strange Thread 0 Crashed 0 libSystem.B.dylib 0x000791d0 __kill 8 1 libSystem.B.dylib 0x000791c0 kill..
Get PDF hyperlinks on iOS with Quartz http://stackoverflow.com/questions/4080373/get-pdf-hyperlinks-on-ios-with-quartz but I just can't find it in my PDFs. I even used the old Voyeur Xcode sample to inspect my test PDF file but no trace of this Annots dictionary... You know this is a feature I see on every PDF reader this same question has been asked multiple..
Disable UIScrollView scrolling when UITextField becomes first responder http://stackoverflow.com/questions/4585718/disable-uiscrollview-scrolling-when-uitextfield-becomes-first-responder the same problem and at last I've found a solution. I've investigated how the auto scroll is done by tracking the call trace and found that an internal UIFieldEditor scrollSelectionToVisible is called when a letter is typed into the UITextField...
How do I debug with NSLog(@“Inside of the iPhone Simulator”)? http://stackoverflow.com/questions/558568/how-do-i-debug-with-nsloginside-of-the-iphone-simulator I'm used to programming and having log messages be viewable. I know you used to be able to use NSLog to trace out messages when debugging Cocoa applications. What is the best way to trace messages when coding in an iPhone Xcode development.. know you used to be able to use NSLog to trace out messages when debugging Cocoa applications. What is the best way to trace messages when coding in an iPhone Xcode development environment iphone objective c cocoa xcode nslog share improve this.. environment iphone objective c cocoa xcode nslog share improve this question There's a far more convenient way to trace with log messages in Xcode and that's using Breakpoint Actions. On the line of code where you'd be tempted to add a printf..
iPhone SDK: what is the difference between loadView and viewDidLoad? http://stackoverflow.com/questions/573958/iphone-sdk-what-is-the-difference-between-loadview-and-viewdidload that make any difference. I've found that often when I add init code to loadView I end up with an infinite stack trace so I typically do all my child view building in viewDidLoad...but it's really unclear to me when each gets executed and.. here because I've done it I've found that often when I add init code to loadView I end up with an infinite stack trace Don't read self.view in loadView. Only set it don't get it. The self.view property accessor calls loadView if the view isn't..
How to read objective-c stack traces http://stackoverflow.com/questions/6462214/how-to-read-objective-c-stack-traces to read objective c stack traces i have the following stack trace 0 MyApp 0x000833a3 TFCrashHandler backtrace 26 1 MyApp 0x000836bd TFSignalHandler 28.. to read objective c stack traces i have the following stack trace 0 MyApp 0x000833a3 TFCrashHandler backtrace 26 1 MyApp 0x000836bd TFSignalHandler 28 2 libsystem_c.dylib 0x33eac727 _sigtramp.. to read objective c stack traces i have the following stack trace 0 MyApp 0x000833a3 TFCrashHandler backtrace 26 1 MyApp 0x000836bd TFSignalHandler 28 2 libsystem_c.dylib 0x33eac727 _sigtramp 34 3 0x00000002 0x0 2 4 MyApp 0x000803f1..
Crash when using gesture recognizers in StoryBoard http://stackoverflow.com/questions/9035826/crash-when-using-gesture-recognizers-in-storyboard doesNotRecognizeSelector . When the breakpoint is hit you may be able to figure out the problem just from the stack trace. If not you can print the debugDescription of the object which is the same as the description for most classes . On the..
Capturing mobile phone traffic on wireshark http://stackoverflow.com/questions/9555403/capturing-mobile-phone-traffic-on-wireshark For IOS 5 devices any network iOS 5 added a remote virtual interface RVI facility that lets you use Mac OS X packet trace programs to capture traces from an iOS device. See here for more details For all phones wi fi only Set up your PC as a wireless.. iOS 5 added a remote virtual interface RVI facility that lets you use Mac OS X packet trace programs to capture traces from an iOS device. See here for more details For all phones wi fi only Set up your PC as a wireless access point then..
How to run iPhone program with Zombies instrument? http://stackoverflow.com/questions/1417782/how-to-run-iphone-program-with-zombies-instrument find it. When Instruments starts you should be presented with a screen that asks you to choose a template for the new Trace Document. Select iPhone Simulator Memory Zombies Next you need to choose a target. Go to Chose target Chose target Chose..
Is there a Quick Guide on how to use Shark with iPhone to measure performance? http://stackoverflow.com/questions/1616548/is-there-a-quick-guide-on-how-to-use-shark-with-iphone-to-measure-performance Your Application with Shark 4 Optimizing with Shark Big Payoff Small Effort Optimizing Your Application with System Trace in Shark 4 Using Shark and custom DTrace probes to debug Nagios on Mac OS X Among the most powerful things you can do with.. with Shark Big Payoff Small Effort Optimizing Your Application with System Trace in Shark 4 Using Shark and custom DTrace probes to debug Nagios on Mac OS X Among the most powerful things you can do with Shark is to do a time profile of your..
Best Practices for Error Logging and/or reporting for iPhone http://stackoverflow.com/questions/1667994/best-practices-for-error-logging-and-or-reporting-for-iphone Once deployed errors should politely be sent to the mothership for analysis for a bug fix in the next update Turn on Trace Info logging when trying to track down a problem during development Turn off console logging for 'Release' to speed up things..
Why does instantiating a UIFont in an iphone unit test cause a crash? http://stackoverflow.com/questions/1689586/why-does-instantiating-a-uifont-in-an-iphone-unit-test-cause-a-crash with the error Test Case ' test testFonts ' started. Developer Tools RunPlatformUnitTests.include line 415 79768 Trace BPT trap THIN_TEST_RIG OTHER_TEST_FLAGS TEST_BUNDLE_PATH Developer Tools RunPlatformUnitTests.include 451 error Test rig..
http://stackoverflow.com/questions/4956413/reg-modifying-layer-that-is-being-finalized-calayer-frame-message-sen 02 10 16 22 13.272 RCA iOS 4132 207 CALayer frame message sent to deallocated instance 0xe43c520 Following is my Stack Trace. It breaks in main thread #0 0x01978057 in ___forwarding___ #1 0x01a07b42 in __forwarding_prep_1___ #2 0x003c196a in UIView.. that is being finalized breaking issue 2 Is is due to layer of UIView For example view.layer.cornerRadius 3 Stack Trace points to UINAvigationBar is there any way to override the methods and tryout some thing Any help is appreciated. Thanks..
UITextField auto correction crash in iOS 4.3 on simulator http://stackoverflow.com/questions/5257175/uitextfield-auto-correction-crash-in-ios-4-3-on-simulator else experiencing this issue I'm figuring its a bug with the 4.3 sdk As soon as I type the second character. Stack Trace #0 0x01c01000 in objc_assign_ivar #1 0x03b7ec34 in AppleSpell init #2 0x007e7538 in UITextChecker _checker #3 0x007e8de9..
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