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2014/10/15 ¤U¤È 10:06:53
iphone Programming Glossary: discoveredPopover with embedded navigation controller doesn't respect size on back nav http://stackoverflow.com/questions/2752394/popover-with-embedded-navigation-controller-doesnt-respect-size-on-back-nav that is why I decided to do a little investigation and find out how this works. This is what I discovered When you set the contentSizeForViewInPopover in your view controller it won't be changed by the popover..
http://stackoverflow.com/questions/3372333/ipad-keyboard-will-not-dismiss-if-modal-view-controller-presentation-style-is-ui accepted answer not top voted one for solution as of iOS 4.3. This question is about a behavior discovered in the iPad keyboard where it refuses to be dismissed if shown in a modal dialog with a navigation controller...
http://stackoverflow.com/questions/3760924/set-line-height-in-uitextview iphone cocoa touch share improve this question Note this is not available in iOS7 I have discovered that you can create a subclass that re implements UITextView styleString @interface UITextView id styleString..
http://stackoverflow.com/questions/402/iphone-app-in-landscape-mode using the Interface Builder. iphone objective c share improve this question Exciting news As discovered by Andrew below This problem has been fixed by Apple in 4.0 . Here is a FULL TEST PROJECT you can download..
iPhone - Backgrounding to poll for events http://stackoverflow.com/questions/4656214/iphone-backgrounding-to-poll-for-events multitasking share improve this question I have seen this behavior too. After trying a lot I discovered two things which could help. But I am still uncertain how this may influence the reviewing process... But this 10 Minutes callback provides a nice side effect After 10 Minutes sometimes earlier I discovered that my timers and previous running treads are being executed for a short while. You can see this if.. has to be finished code. According to Apple you have some time 5 seconds left to finish tasks. I discovered that this must be CPU time. So that means if you do nothing your app is still being executed Apple suggest..
iOS 5 Best Practice (Release/retain?) http://stackoverflow.com/questions/6308425/ios-5-best-practice-release-retain to use them until the developers release an update which is compatible with ARC. Edit I recently discovered that you can turn off ARC on a per file basis. See pixelfreak 's answer . So my advice still stands..
iOS Launching Settings -> Restrictions URL Scheme http://stackoverflow.com/questions/8246070/ios-launching-settings-restrictions-url-scheme Launching Settings Restrictions URL Scheme I've recently discovered the awesome iOS5 custom Settings URL Scheme which can be explained in detail at this great website http..
Popover with embedded navigation controller doesn't respect size on back nav http://stackoverflow.com/questions/2752394/popover-with-embedded-navigation-controller-doesnt-respect-size-on-back-nav issue. None of the above solutions worked for me pretty nicely that is why I decided to do a little investigation and find out how this works. This is what I discovered When you set the contentSizeForViewInPopover in your view controller it won't be changed by the popover itself even though popover size may change while navigating..
http://stackoverflow.com/questions/3372333/ipad-keyboard-will-not-dismiss-if-modal-view-controller-presentation-style-is-ui presentation style is UIModalPresentationFormSheet Note see accepted answer not top voted one for solution as of iOS 4.3. This question is about a behavior discovered in the iPad keyboard where it refuses to be dismissed if shown in a modal dialog with a navigation controller. Basically if I present the navigation controller..
http://stackoverflow.com/questions/3760924/set-line-height-in-uitextview doesn't help either as it's too slow and doesn't feel right... iphone cocoa touch share improve this question Note this is not available in iOS7 I have discovered that you can create a subclass that re implements UITextView styleString @interface UITextView id styleString make compiler happy @end @interface MBTextView UITextView..
http://stackoverflow.com/questions/402/iphone-app-in-landscape-mode of the position of the device Both programmatically and using the Interface Builder. iphone objective c share improve this question Exciting news As discovered by Andrew below This problem has been fixed by Apple in 4.0 . Here is a FULL TEST PROJECT you can download that shows it working correctly in a Landscape only iPad..
iPhone - Backgrounding to poll for events http://stackoverflow.com/questions/4656214/iphone-backgrounding-to-poll-for-events to how this can be accomplished iphone background location multitasking share improve this question I have seen this behavior too. After trying a lot I discovered two things which could help. But I am still uncertain how this may influence the reviewing process. If you use one of the backgrounding features the app will be.. accepted Now the magic happens I don't even use VoIP Sockets. But this 10 Minutes callback provides a nice side effect After 10 Minutes sometimes earlier I discovered that my timers and previous running treads are being executed for a short while. You can see this if you place some NSLog .. into your code. This means that this.. app to be restarted after termination. Now write some Task has to be finished code. According to Apple you have some time 5 seconds left to finish tasks. I discovered that this must be CPU time. So that means if you do nothing your app is still being executed Apple suggest to call an expirationhandler if you are finished with..
iOS 5 Best Practice (Release/retain?) http://stackoverflow.com/questions/6308425/ios-5-best-practice-release-retain sometimes throw up innumerable errors and you will be unable to use them until the developers release an update which is compatible with ARC. Edit I recently discovered that you can turn off ARC on a per file basis. See pixelfreak 's answer . So my advice still stands but now the 3rd party libraries shouldn't need to be updated..
iOS Launching Settings -> Restrictions URL Scheme http://stackoverflow.com/questions/8246070/ios-launching-settings-restrictions-url-scheme Launching Settings Restrictions URL Scheme I've recently discovered the awesome iOS5 custom Settings URL Scheme which can be explained in detail at this great website http handleopenurl.com scheme apple settings app I've found this..
Looking for a way to encode mp3 on iPhone http://stackoverflow.com/questions/1005598/looking-for-a-way-to-encode-mp3-on-iphone Does anyone have experience with LAME on OS X And if so how hard would it be to adapt it for use on the iPhone I just discovered an iPhone app called AudioBoo that records in mp3 so I know it can be done Thanks in advance for any leads. Ed iphone audio..
iOS Image Orientation has Strange Behavior http://stackoverflow.com/questions/10600613/ios-image-orientation-has-strange-behavior improperly . Are my assumptions correct iphone objective c ios share improve this question I did R D on it and discovered every image file has metadata property. If the metadata specifies the orientation of the image which is generally ignored..
Html5 cache manifest in a UIWebView? http://stackoverflow.com/questions/1540240/html5-cache-manifest-in-a-uiwebview caching html5 uiwebview share improve this question I got this to work using a .manifest file in a UIWebView. I discovered the trick on the Apple developer forums. you must deliver the proper mime type for the manifest file it must be of type..
Popover with embedded navigation controller doesn't respect size on back nav http://stackoverflow.com/questions/2752394/popover-with-embedded-navigation-controller-doesnt-respect-size-on-back-nav for me pretty nicely that is why I decided to do a little investigation and find out how this works. This is what I discovered When you set the contentSizeForViewInPopover in your view controller it won't be changed by the popover itself even though..
http://stackoverflow.com/questions/3372333/ipad-keyboard-will-not-dismiss-if-modal-view-controller-presentation-style-is-ui Note see accepted answer not top voted one for solution as of iOS 4.3. This question is about a behavior discovered in the iPad keyboard where it refuses to be dismissed if shown in a modal dialog with a navigation controller. Basically..
Accessing iPhone WiFi Information via SDK http://stackoverflow.com/questions/351954/accessing-iphone-wifi-information-via-sdk is preventing him from updating WiFinder. But if you want to use them anyway some kind folks have posted a list of discovered Apple80211 functions to google code . It looks like Apple80211GetInfoCopy might do the trick. share improve this answer..
http://stackoverflow.com/questions/3760924/set-line-height-in-uitextview doesn't feel right... iphone cocoa touch share improve this question Note this is not available in iOS7 I have discovered that you can create a subclass that re implements UITextView styleString @interface UITextView id styleString make compiler..
http://stackoverflow.com/questions/402/iphone-app-in-landscape-mode programmatically and using the Interface Builder. iphone objective c share improve this question Exciting news As discovered by Andrew below This problem has been fixed by Apple in 4.0 . Here is a FULL TEST PROJECT you can download that shows it..
How can I pop a view from a UINavigationController and replace it with another in one operation? http://stackoverflow.com/questions/410471/how-can-i-pop-a-view-from-a-uinavigationcontroller-and-replace-it-with-another-i problem Thanks Matt iphone cocoa touch uinavigationcontroller uiviewanimation share improve this question I've discovered you don't need to manually mess with the viewControllers property at all. Basically there are 2 tricky things about this...
iPhone - Backgrounding to poll for events http://stackoverflow.com/questions/4656214/iphone-backgrounding-to-poll-for-events background location multitasking share improve this question I have seen this behavior too. After trying a lot I discovered two things which could help. But I am still uncertain how this may influence the reviewing process. If you use one of the.. even use VoIP Sockets. But this 10 Minutes callback provides a nice side effect After 10 Minutes sometimes earlier I discovered that my timers and previous running treads are being executed for a short while. You can see this if you place some NSLog.. Now write some Task has to be finished code. According to Apple you have some time 5 seconds left to finish tasks. I discovered that this must be CPU time. So that means if you do nothing your app is still being executed Apple suggest to call an expirationhandler..
Just two rounded corners? [duplicate] http://stackoverflow.com/questions/4845211/just-two-rounded-corners corners since each member of the enum represents a different power of two in the bitmask. Much Later Edit I've discovered an easier way to do this using UIBezierPath 's bezierPathWithRoundedRect byRoundingCorners cornerRadii . Just use the bezier..
iOS: Using device modifiers for loading xib files? http://stackoverflow.com/questions/5191472/ios-using-device-modifiers-for-loading-xib-files are specifically mentioned in Apple Docs but they don't say that this will work for any other kinds of files. I've discovered quite by accident that this works for loading .xib files via initWithNibName bundle . So for example I can have MyView.xib..
iOS 5 Best Practice (Release/retain?) http://stackoverflow.com/questions/6308425/ios-5-best-practice-release-retain you will be unable to use them until the developers release an update which is compatible with ARC. Edit I recently discovered that you can turn off ARC on a per file basis. See pixelfreak 's answer . So my advice still stands but now the 3rd party..
Last In-First Out Stack with GCD? http://stackoverflow.com/questions/7567827/last-in-first-out-stack-with-gcd in order to load the data for this view. As far as I am aware that precludes using an NSFetchedResultsController. I've discovered an NSFetchedResultsController can be used with many to many relationships despite what the official documentation appears..
http://stackoverflow.com/questions/7720947/method-swizzling-in-ios-5 Swizzling in iOS 5 Has Apple blocked Method Swizzling in iOS 5 I was doing a little playing around and discovered that an app with Method Swizzling works on iOS 4 but not on iOS 5. NOTE The app works on iOS 5 but not the part when Method..
iOS Launching Settings -> Restrictions URL Scheme http://stackoverflow.com/questions/8246070/ios-launching-settings-restrictions-url-scheme Launching Settings Restrictions URL Scheme I've recently discovered the awesome iOS5 custom Settings URL Scheme which can be explained in detail at this great website http handleopenurl.com..
Best approach for XML parsing on the iPhone http://stackoverflow.com/questions/842292/best-approach-for-xml-parsing-on-the-iphone NSDictionary attrs and end Element in your subclass. These methods will be called for you as start & end tags are discovered and inside the end tag you can use self.characters to access the content characters or CDATA of the element. For more on..
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