2014/10/15 下午 10:16:05
iphone Programming Glossary: yetDelete/Reset all entries in Core Data? http://stackoverflow.com/questions/1077810/delete-reset-all-entries-in-core-data
How to programmatically send SMS on the iPhone? http://stackoverflow.com/questions/10848/how-to-programmatically-send-sms-on-the-iphone implement. iOS 5 Update iOS 5 includes messaging for iPod touch and iPad devices so while I've not yet tested this myself it may be that all iOS devices will be able to send SMS via MFMessageComposeViewController...
Is there a documented way to set the iPhone orientation? http://stackoverflow.com/questions/181780/is-there-a-documented-way-to-set-the-iphone-orientation I personally have been told by Apple to remove the method call on my next update so I am not yet sure if having a hack for older devices will get through the approval process. share improve this answer..
How to store custom objects in NSUserDefaults http://stackoverflow.com/questions/2315948/how-to-store-custom-objects-in-nsuserdefaults I'm not sure what. Help would be appreciated again thank you I haven't gotten around to decrypting yet as I haven't gotten encrypting working yet. iphone objective c encoding nsuserdefaults share improve.. again thank you I haven't gotten around to decrypting yet as I haven't gotten encrypting working yet. iphone objective c encoding nsuserdefaults share improve this question On your Player class implement..
How do I reset the scale/zoom of a web app on an orientation change on the iPhone? http://stackoverflow.com/questions/2557801/how-do-i-reset-the-scale-zoom-of-a-web-app-on-an-orientation-change-on-the-iphon an obvious solution I've seen this question asked a couple of times on Stack Overflow and no one's yet been able to answer it. When I start the app in portrait mode it works fine. Then I rotate into landscape..
Turn on torch/flash on iPhone 4 http://stackoverflow.com/questions/3190034/turn-on-torch-flash-on-iphone-4 Does anybody know if this would work or am I missing anything I don't have an iPhone 4 yet to test on just trying out some of the new API's . Thanks iphone ios4 iphone 4 avcapturedevice avcapturesession..
Using the apple FFT and accelerate Framework http://stackoverflow.com/questions/3398753/using-the-apple-fft-and-accelerate-framework the apple FFT and accelerate Framework Has anybody used the apple FFT for an iPhone app yet or know where I might find a sample application as to how to use it I know that apple has some sample..
http://stackoverflow.com/questions/3790957/reachability-guide-for-ios-4 for iOS 4 Has anyone found a halfway decent guide to implementing Reachability on iOS4 I have yet to find one. Thanks in advance iphone reachability share improve this question I have implemented..
display image from URL retrieved from ALAsset in iPhone http://stackoverflow.com/questions/3837115/display-image-from-url-retrieved-from-alasset-in-iphone or callbacks it kind of helps. Also when findLargeImage returns the resultblock wont have run yet as its a callback. So largeImage wont be valid yet. largeImage needs to be an instance variable not.. returns the resultblock wont have run yet as its a callback. So largeImage wont be valid yet. largeImage needs to be an instance variable not scoped to the method. I use this construct to do this..
Text to speech on iPhone [closed] http://stackoverflow.com/questions/416064/text-to-speech-on-iphone using the SDK Are there any third party TTS engines available for the iPhone AFAIK Acapela is not yet released iphone core audio share improve this question I don't think iPhone SDK provides any TTS..
Understanding reference counting with Cocoa and Objective-C http://stackoverflow.com/questions/6578/understanding-reference-counting-with-cocoa-and-objective-c rather confused. I'm told it's very elegant once you understand it but I'm just not over the hump yet. How do release retain and autorelease work and what are the conventions about their use Or failing..
What is the best way to deal with the NSDateFormatter locale “feature”? http://stackoverflow.com/questions/6613110/what-is-the-best-way-to-deal-with-the-nsdateformatter-locale-feature of the code somehow not getting used. Bounty update Since I haven't gotten any applicable replies yet I'll extend the bounty deadline for another day or two. Bounty ends in 21 hours it'll go to whoever..
Is there a good charting library for iPhone? [closed] http://stackoverflow.com/questions/769749/is-there-a-good-charting-library-for-iphone around and it doesn't look like there are any really good mature charting libraries for iPhone yet. I've also looked for something written for Cocoa on the Mac that can be adapted but haven't found anything.. for something written for Cocoa on the Mac that can be adapted but haven't found anything great yet. Anybody dealt with this before Any recommendations I did find Core Plot but it seems to be in the early..
http://stackoverflow.com/questions/8088473/url-encode-an-nsstring ampersand alone. Apparently this is a bug that Apple is aware of but since they have not fixed it yet I have been using this category to url encode a string @implementation NSString NSString_Extended NSString..
To ARC or not to ARC? What are the pros and cons? http://stackoverflow.com/questions/8760431/to-arc-or-not-to-arc-what-are-the-pros-and-cons ARC or not to ARC What are the pros and cons I've yet to use ARC since the majority of the code in the project I'm working on at the moment was written pre.. exception throws in ObjC code but this is at the cost of both time and space performance. This is yet another in a long list of reasons to minimize your use of ObjC . ARC will not work at all on iPhoneOS..
How do you optionally use iPhone OS 3.0 features in a 2.0 compatible app? http://stackoverflow.com/questions/986589/how-do-you-optionally-use-iphone-os-3-0-features-in-a-2-0-compatible-app device. I don't want to go 3.0 all the way because there are customers who do not want to update yet. I experimented a bit with weak linking of the MapKit.framework weak_framework MapKit . I found it quite..
Delete/Reset all entries in Core Data? http://stackoverflow.com/questions/1077810/delete-reset-all-entries-in-core-data
How to programmatically send SMS on the iPhone? http://stackoverflow.com/questions/10848/how-to-programmatically-send-sms-on-the-iphone is well documented and tutorials show how easy it is to implement. iOS 5 Update iOS 5 includes messaging for iPod touch and iPad devices so while I've not yet tested this myself it may be that all iOS devices will be able to send SMS via MFMessageComposeViewController. If this is the case then Apple is running an SMS..
Is there a documented way to set the iPhone orientation? http://stackoverflow.com/questions/181780/is-there-a-documented-way-to-set-the-iphone-orientation
How to store custom objects in NSUserDefaults http://stackoverflow.com/questions/2315948/how-to-store-custom-objects-in-nsuserdefaults that's where it crashes so I'm doing something wrong but I'm not sure what. Help would be appreciated again thank you I haven't gotten around to decrypting yet as I haven't gotten encrypting working yet. iphone objective c encoding nsuserdefaults share improve this question On your Player class implement the following.. wrong but I'm not sure what. Help would be appreciated again thank you I haven't gotten around to decrypting yet as I haven't gotten encrypting working yet. iphone objective c encoding nsuserdefaults share improve this question On your Player class implement the following two methods substituting calls to encodeObject..
How do I reset the scale/zoom of a web app on an orientation change on the iPhone? http://stackoverflow.com/questions/2557801/how-do-i-reset-the-scale-zoom-of-a-web-app-on-an-orientation-change-on-the-iphon app on an orientation change and there doesn't seem to be an obvious solution I've seen this question asked a couple of times on Stack Overflow and no one's yet been able to answer it. When I start the app in portrait mode it works fine. Then I rotate into landscape and it's scaled up. To get it to scale correctly for the..
Turn on torch/flash on iPhone 4 http://stackoverflow.com/questions/3190034/turn-on-torch-flash-on-iphone-4 startRunning videoCaptureDevice.torchMode AVCaptureTorchModeOn Does anybody know if this would work or am I missing anything I don't have an iPhone 4 yet to test on just trying out some of the new API's . Thanks iphone ios4 iphone 4 avcapturedevice avcapturesession share improve this question the lockforConfiguration..
Using the apple FFT and accelerate Framework http://stackoverflow.com/questions/3398753/using-the-apple-fft-and-accelerate-framework the apple FFT and accelerate Framework Has anybody used the apple FFT for an iPhone app yet or know where I might find a sample application as to how to use it I know that apple has some sample code posted but I'm not really sure how to implement it into..
http://stackoverflow.com/questions/3790957/reachability-guide-for-ios-4 Guide for iOS 4 Has anyone found a halfway decent guide to implementing Reachability on iOS4 I have yet to find one. Thanks in advance iphone reachability share improve this question I have implemented Reachability like this. Download https developer.apple.com..
display image from URL retrieved from ALAsset in iPhone http://stackoverflow.com/questions/3837115/display-image-from-url-retrieved-from-alasset-in-iphone 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 be valid yet. largeImage needs to be an instance variable not scoped to the method. I use this construct to do this when using.. selectors or callbacks it kind of helps. Also when findLargeImage returns the resultblock wont have run yet as its a callback. So largeImage wont be valid yet. largeImage needs to be an instance variable not scoped to the method. I use this construct to do this when using the method but you may find something more suitable..
Text to speech on iPhone [closed] http://stackoverflow.com/questions/416064/text-to-speech-on-iphone can convert text to speech in an iPhone app Is it possible using the SDK Are there any third party TTS engines available for the iPhone AFAIK Acapela is not yet released iphone core audio share improve this question I don't think iPhone SDK provides any TTS facility internally. You should use a third party TTS engine..
Understanding reference counting with Cocoa and Objective-C http://stackoverflow.com/questions/6578/understanding-reference-counting-with-cocoa-and-objective-c free concept but Cocoa's references counting scheme has me rather confused. I'm told it's very elegant once you understand it but I'm just not over the hump yet. How do release retain and autorelease work and what are the conventions about their use Or failing that what did you read which helped you get it iphone objective..
What is the best way to deal with the NSDateFormatter locale “feature”? http://stackoverflow.com/questions/6613110/what-is-the-best-way-to-deal-with-the-nsdateformatter-locale-feature stops placed in the code are hit so it's not simply a case of the code somehow not getting used. Bounty update Since I haven't gotten any applicable replies yet I'll extend the bounty deadline for another day or two. Bounty ends in 21 hours it'll go to whoever makes the most effort to help even if the answer isn't really..
Is there a good charting library for iPhone? [closed] http://stackoverflow.com/questions/769749/is-there-a-good-charting-library-for-iphone later in an iPhone app I'm working on. I've done some looking around and it doesn't look like there are any really good mature charting libraries for iPhone yet. I've also looked for something written for Cocoa on the Mac that can be adapted but haven't found anything great yet. Anybody dealt with this before Any recommendations.. mature charting libraries for iPhone yet. I've also looked for something written for Cocoa on the Mac that can be adapted but haven't found anything great yet. Anybody dealt with this before Any recommendations I did find Core Plot but it seems to be in the early stages of development. Edit to add some details of requirements..
http://stackoverflow.com/questions/8088473/url-encode-an-nsstring characters but leaves the reserved characters like slash and ampersand alone. Apparently this is a bug that Apple is aware of but since they have not fixed it yet I have been using this category to url encode a string @implementation NSString NSString_Extended NSString urlencode NSMutableString output NSMutableString string..
To ARC or not to ARC? What are the pros and cons? http://stackoverflow.com/questions/8760431/to-arc-or-not-to-arc-what-are-the-pros-and-cons ARC or not to ARC What are the pros and cons I've yet to use ARC since the majority of the code in the project I'm working on at the moment was written pre iOS 5.0. I was just wondering does the convenience of not.. discussed below ARC will not leak memory during ObjC or C exception throws in ObjC code but this is at the cost of both time and space performance. This is yet another in a long list of reasons to minimize your use of ObjC . ARC will not work at all on iPhoneOS 3 or Mac OS X 10.5 or earlier. This precludes me from using..
How do you optionally use iPhone OS 3.0 features in a 2.0 compatible app? http://stackoverflow.com/questions/986589/how-do-you-optionally-use-iphone-os-3-0-features-in-a-2-0-compatible-app features of iPhone OS 3.0 in my 2.0 app when it runs on a 3.0 device. I don't want to go 3.0 all the way because there are customers who do not want to update yet. I experimented a bit with weak linking of the MapKit.framework weak_framework MapKit . I found it quite cumbersome since I had to trick the compiler linker to..
Delete/Reset all entries in Core Data? http://stackoverflow.com/questions/1077810/delete-reset-all-entries-in-core-data
How to programmatically send SMS on the iPhone? http://stackoverflow.com/questions/10848/how-to-programmatically-send-sms-on-the-iphone how easy it is to implement. iOS 5 Update iOS 5 includes messaging for iPod touch and iPad devices so while I've not yet tested this myself it may be that all iOS devices will be able to send SMS via MFMessageComposeViewController. If this is..
Is there a documented way to set the iPhone orientation? http://stackoverflow.com/questions/181780/is-there-a-documented-way-to-set-the-iphone-orientation
How to store custom objects in NSUserDefaults http://stackoverflow.com/questions/2315948/how-to-store-custom-objects-in-nsuserdefaults something wrong but I'm not sure what. Help would be appreciated again thank you I haven't gotten around to decrypting yet as I haven't gotten encrypting working yet. iphone objective c encoding nsuserdefaults share improve this question .. would be appreciated again thank you I haven't gotten around to decrypting yet as I haven't gotten encrypting working yet. iphone objective c encoding nsuserdefaults share improve this question On your Player class implement the following..
How do I reset the scale/zoom of a web app on an orientation change on the iPhone? http://stackoverflow.com/questions/2557801/how-do-i-reset-the-scale-zoom-of-a-web-app-on-an-orientation-change-on-the-iphon doesn't seem to be an obvious solution I've seen this question asked a couple of times on Stack Overflow and no one's yet been able to answer it. When I start the app in portrait mode it works fine. Then I rotate into landscape and it's scaled..
Turn on torch/flash on iPhone 4 http://stackoverflow.com/questions/3190034/turn-on-torch-flash-on-iphone-4 AVCaptureTorchModeOn Does anybody know if this would work or am I missing anything I don't have an iPhone 4 yet to test on just trying out some of the new API's . Thanks iphone ios4 iphone 4 avcapturedevice avcapturesession share..
Using the apple FFT and accelerate Framework http://stackoverflow.com/questions/3398753/using-the-apple-fft-and-accelerate-framework the apple FFT and accelerate Framework Has anybody used the apple FFT for an iPhone app yet or know where I might find a sample application as to how to use it I know that apple has some sample code posted but I'm..
http://stackoverflow.com/questions/3790957/reachability-guide-for-ios-4 Guide for iOS 4 Has anyone found a halfway decent guide to implementing Reachability on iOS4 I have yet to find one. Thanks in advance iphone reachability share improve this question I have implemented Reachability like..
display image from URL retrieved from ALAsset in iPhone http://stackoverflow.com/questions/3837115/display-image-from-url-retrieved-from-alasset-in-iphone 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 be valid yet. largeImage needs to be an instance variable not scoped to the method... Also when findLargeImage returns the resultblock wont have run yet as its a callback. So largeImage wont be valid yet. largeImage needs to be an instance variable not scoped to the method. I use this construct to do this when using the method..
Text to speech on iPhone [closed] http://stackoverflow.com/questions/416064/text-to-speech-on-iphone app Is it possible using the SDK Are there any third party TTS engines available for the iPhone AFAIK Acapela is not yet released iphone core audio share improve this question I don't think iPhone SDK provides any TTS facility internally...
Understanding reference counting with Cocoa and Objective-C http://stackoverflow.com/questions/6578/understanding-reference-counting-with-cocoa-and-objective-c scheme has me rather confused. I'm told it's very elegant once you understand it but I'm just not over the hump yet. How do release retain and autorelease work and what are the conventions about their use Or failing that what did you read..
What is the best way to deal with the NSDateFormatter locale “feature”? http://stackoverflow.com/questions/6613110/what-is-the-best-way-to-deal-with-the-nsdateformatter-locale-feature not simply a case of the code somehow not getting used. Bounty update Since I haven't gotten any applicable replies yet I'll extend the bounty deadline for another day or two. Bounty ends in 21 hours it'll go to whoever makes the most effort..
Is there a good charting library for iPhone? [closed] http://stackoverflow.com/questions/769749/is-there-a-good-charting-library-for-iphone I've done some looking around and it doesn't look like there are any really good mature charting libraries for iPhone yet. I've also looked for something written for Cocoa on the Mac that can be adapted but haven't found anything great yet. Anybody.. yet. I've also looked for something written for Cocoa on the Mac that can be adapted but haven't found anything great yet. Anybody dealt with this before Any recommendations I did find Core Plot but it seems to be in the early stages of development...
http://stackoverflow.com/questions/8088473/url-encode-an-nsstring like slash and ampersand alone. Apparently this is a bug that Apple is aware of but since they have not fixed it yet I have been using this category to url encode a string @implementation NSString NSString_Extended NSString urlencode NSMutableString..
To ARC or not to ARC? What are the pros and cons? http://stackoverflow.com/questions/8760431/to-arc-or-not-to-arc-what-are-the-pros-and-cons ARC or not to ARC What are the pros and cons I've yet to use ARC since the majority of the code in the project I'm working on at the moment was written pre iOS 5.0. I was just.. during ObjC or C exception throws in ObjC code but this is at the cost of both time and space performance. This is yet another in a long list of reasons to minimize your use of ObjC . ARC will not work at all on iPhoneOS 3 or Mac OS X 10.5..
How do you optionally use iPhone OS 3.0 features in a 2.0 compatible app? http://stackoverflow.com/questions/986589/how-do-you-optionally-use-iphone-os-3-0-features-in-a-2-0-compatible-app when it runs on a 3.0 device. I don't want to go 3.0 all the way because there are customers who do not want to update yet. I experimented a bit with weak linking of the MapKit.framework weak_framework MapKit . I found it quite cumbersome since..
Defining UICollectionViewCell with nib http://stackoverflow.com/questions/13416113/defining-uicollectionviewcell-with-nib content of a UICollectionViewCell should go inside its contentView property and the background into backgroundView . Yet when I drag a UICollectionViewCell to Interface Builder there is no mention of contentView or backgroundView . If I add..
Change UITableView section header/footer WHILE RUNNING the app? http://stackoverflow.com/questions/1547497/change-uitableview-section-header-footer-while-running-the-app NSInteger section and NSString tableView UITableView tableView titleForFooterInSection NSInteger section Yet I can't figure out how to update them later I don't know how to change those texts and it's quite frustrating because in..
Changing my CALayer's anchorPoint moves the view http://stackoverflow.com/questions/1968017/changing-my-calayers-anchorpoint-moves-the-view NSLog ing self.layer.position and self.center and they both stay the same regardless of changes to the anchorPoint. Yet my view moves Any tips on how to do this self.layer.anchorPoint CGPointMake 0.5 0.5 NSLog @ center point f f self.layer.position.x..
Using mergedModelFromBundles: and versioning (CoreData) http://stackoverflow.com/questions/2282105/using-mergedmodelfrombundles-and-versioning-coredata that there is the same problem on http iphonedevelopment.blogspot.com 2009 09 core data migration problems.html Yet I did choose the method Apple suggests by using the menu option Add Model Version . Do you have any idea iphone core data..
How does undo/redo basically work on iPhone OS? http://stackoverflow.com/questions/2449268/how-does-undo-redo-basically-work-on-iphone-os in action and never ever used it. Don't know how I should do it if I wanted to. There's no undo redo button anywhere. Yet they say it has undo redo. So how does the user trigger this iphone ios undo redo share improve this question iPhone..
Objective-C categories in static library http://stackoverflow.com/questions/2567498/objective-c-categories-in-static-library size and to avoid conflicts wich all_load can cause in some cases. Yes it works with .a files added to the project. Yet I had troubles with lib project added as direct dependency. But later I found that it was my fault direct dependency projecct..
How should I architect my iPhone app to talk to my website? http://stackoverflow.com/questions/3943597/how-should-i-architect-my-iphone-app-to-talk-to-my-website is better. I'd suggest using Core Data but you mention this is your first iPhone app so I suggest you don't use it. Yet. Do not forget about multitasking your app can go to sleep in the middle of download you need to cancel connections and..
Api Facebook iphone , possible to post to a friend's wall http://stackoverflow.com/questions/4126400/api-facebook-iphone-possible-to-post-to-a-friends-wall @ Some text forKey @ user_message_prompt params setObject @ another text forKey @ action_links params setObject @ Yet another text forKey @ attachment params setObject @ SOME FACEBOOK ID forKey @ target_id At some point you need to create..
http://stackoverflow.com/questions/4580978/512x512-image-for-appstore-itunes-connect-will-apple-do-corner-rounding-like iOS Human Interface Guidelines indicate NOT There are no visual effects added to this version of your application icon Yet all the images I see on iTunes app store are rounded. Also web version of iTunes show rounded icons and infact are 175 175..
Face Detection on iPhone using OpenCV and LBP http://stackoverflow.com/questions/4921260/face-detection-on-iphone-using-opencv-and-lbp tried multiple optimization techniques including smart application of ROI and the use of integers rather than floats. Yet these changes have taken vast amounts of time and had only a minor benefit. It has been suggested to me that utilisation..
Xcode won't recognize my new provisioning profile http://stackoverflow.com/questions/5291463/xcode-wont-recognize-my-new-provisioning-profile the old one then selecting the new one. I've even tried manually entering the GUID of the new one in the Other choice. Yet Xcode still insists on looking for the old profile which by now is already gone from my Mac. How do I convince Xcode that..
iPhone ad hoc build using Xcode 4 http://stackoverflow.com/questions/5295890/iphone-ad-hoc-build-using-xcode-4 hoc build using Xcode 4 I just switched to Xcode 4 and need to make an ad hoc build so my customer can test my app. Yet every tutorial I find is based on Xcode 3 and I can't seem to find my way with Xcode 4 on similar settings and actions I..
iPhone TBXML Looping And Parsing Data http://stackoverflow.com/questions/5406424/iphone-tbxml-looping-and-parsing-data DateToSend DateToSend DateSent 2011 03 22T10 54 22.533 DateSent DateReceived DateReceived Message CDATA Yet again another test Message ID 2011 03 22 10 54 22.250HIHIIOJTFVETW85TS ID Record Record Destination 447790686158 Destination..
How to detect a circle motion with UIGestureRecognizer http://stackoverflow.com/questions/5842080/how-to-detect-a-circle-motion-with-uigesturerecognizer will have to fall within a certain range of slope changes from point to point otherwise you have some other shape. Yet another approach is to use a Neural Network to take the points and tell you what the shape looks like. share improve this..
iPhone how to create a full screen app? http://stackoverflow.com/questions/620386/iphone-how-to-create-a-full-screen-app GameView alloc initWithFrame rect main_view.clearsContextBeforeDrawing NO self.view main_view main_view release Yet when I run this I get a thin status bar at the top with the time and battery level. I tried looking for some samples yet..
Quartz 2D drawRect method (iPhone) http://stackoverflow.com/questions/716351/quartz-2d-drawrect-method-iphone 4 different iPhone Cocoa Core Animation Objective C books in front of me along with numerous sample code from the web. Yet somehow I still feel like I'm missing some fundamental understanding of how drawing works in Quartz 2D . Is drawRect meant..
iPhone - how to put Settings bundle seen through System Settings App into your own App? http://stackoverflow.com/questions/839242/iphone-how-to-put-settings-bundle-seen-through-system-settings-app-into-your-o
http://stackoverflow.com/questions/930929/isequaltostring-cocoa-error Joke objects to something that is expecting NSString objects. You say that jokes is an 𦡞rray of full of jokes Yet in your code you do this NSString jokeText jokes objectAtIndex indexPath.row UILabel jokeTextLabel UILabel cell viewWithTag..
Should i develop for ios 4 or ios 5? [closed] http://stackoverflow.com/questions/9965109/should-i-develop-for-ios-4-or-ios-5 question is simple i think. I am creating a really simple app which doesnt use any of the fancy new things from ios 5. Yet programming ios 5 app seems a bit easier since memory management can be set to automatic. There is no problem for me getting..
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