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2014/10/15 ¤U¤È 10:09:57
iphone Programming Glossary: hadUIScrollView horizontal paging like Mobile Safari tabs http://stackoverflow.com/questions/1220354/uiscrollview-horizontal-paging-like-mobile-safari-tabs when the user starts the drag outside the range of the UIScrollView 's frame. My solution when I had to do this very recently was as follows Create a UIView subclass i.e. ClipView that will contain the..
How to develop or migrate apps for iPhone 5 screen resolution? http://stackoverflow.com/questions/12395200/how-to-develop-or-migrate-apps-for-iphone-5-screen-resolution bottom . Test your app and hopefully do nothing else since everything should work magically if you had set auto resizing masks properly. If you didn't adjust your view layouts with proper auto resizing masks..
AES Encryption for an NSString on the iPhone http://stackoverflow.com/questions/1400246/aes-encryption-for-an-nsstring-on-the-iphone the encrypted data. I've tried the technique detailed in the first comment on this post but I've had no luck so far. Apple's CryptoExercise certainly has something but I can't make sense of it... I've..
How to get the RGB values for a pixel on an image on the iphone http://stackoverflow.com/questions/144250/how-to-get-the-rgb-values-for-a-pixel-on-an-image-on-the-iphone more detail... I posted earlier this evening with a consolidation and small addition to what had been said on this page that can be found at the bottom of this post. I am editing the post at this point..
How can I get a writable path on the iPhone? http://stackoverflow.com/questions/1567134/how-can-i-get-a-writable-path-on-the-iphone can I get a writable path on the iPhone I am posting this question because I had a complete answer for this written out for another post when I found it did not apply to the original..
Objective-C categories in static library http://stackoverflow.com/questions/2567498/objective-c-categories-in-static-library 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..
Starting iPhone app development in Linux? http://stackoverflow.com/questions/276907/starting-iphone-app-development-in-linux
How to customize the background/border colors of a grouped table view cell? http://stackoverflow.com/questions/400965/how-to-customize-the-background-border-colors-of-a-grouped-table-view-cell here for anyone that needs it p It's harder than it really should be. Here's how I did this when I had to do it You need to set the UITableViewCell's backgroundView property to a custom UIView that draws.. contain one cell. Unfortunately I couldn't figure out how to have this mode set automatically so I had to set it in the UITableViewDataSource's cellForRowAtIndexPath method. It's a real PITA but I've confirmed.. a little funny but we moved to a different design and scrapped the custom backgrounds before I had a chance to fix it. Still this will probably be very helpful for you CustomCellBackgroundView.h Created..
Get PDF hyperlinks on iOS with Quartz http://stackoverflow.com/questions/4080373/get-pdf-hyperlinks-on-ios-with-quartz this working possibly with sample code Update I just realized the guy who has done my testing PDF had just inserted an URL as text and not a real annotation. He tried putting an annotation and my code works..
How do I detect that an iOS app is running on a jailbroken phone? http://stackoverflow.com/questions/413242/how-do-i-detect-that-an-ios-app-is-running-on-a-jailbroken-phone behave differently on a jailbroken iPhone how would I go about determining this I thought someone had asked this question before but I cannot seem to find it now. iphone jailbreak share improve this..
“Warning: iPhone apps should include an armv6 architecture” even with build config set http://stackoverflow.com/questions/4198676/warning-iphone-apps-should-include-an-armv6-architecture-even-with-build-conf include an armv6 architecture&rdquo even with build config set It's been a while since I've had to adjust project build settings. After upgrading to a recent SDK I'm having trouble building my ad.. one of the following architecture s must be present armv6 19033 However in my project I thought I had things set correctly Architectures is Standard armv6 armv7 Base SDK Latest iOS currently set to iOS..
How to filter NSFetchedResultsController (CoreData) with UISearchDisplayController/UISearchBar http://stackoverflow.com/questions/4471289/how-to-filter-nsfetchedresultscontroller-coredata-with-uisearchdisplaycontroll your question and the other wrong answer hinted at what to do . I tried Sergio's answer but had exception issues when actually running on a device. Yes you create two fetch results controllers one..
iOS UIImagePickerController result image orientation after upload http://stackoverflow.com/questions/5427656/ios-uiimagepickercontroller-result-image-orientation-after-upload expect. when taking a picture holding the phone in portrait the image is uploaded and viewed as it had been rotated 90 degrees. my application is set to only work in portrait modes upsidedown and regular..
What's the easiest way to resize/optimize an image size with the iPhone SDK? http://stackoverflow.com/questions/612131/whats-the-easiest-way-to-resize-optimize-an-image-size-with-the-iphone-sdk share improve this question A couple of suggestions are provided as answers to this question . I had suggested the technique described in this post with the relevant code UIImage imageWithImage UIImage..
performSelector may cause a leak because its selector is unknown http://stackoverflow.com/questions/7017281/performselector-may-cause-a-leak-because-its-selector-is-unknown would be necessary and good code design I'm coming up blank. Someone please share if they have had an experience where silencing this warning was necessary and the above doesn't handle things properly..
Applications are expected to have a root view controller at the end of application launch http://stackoverflow.com/questions/7520971/applications-are-expected-to-have-a-root-view-controller-at-the-end-of-applicati know how to fix this issue iphone objective c ios cocoa touch share improve this question I had this same problem. Check your main.m. The last argument should be set to the name of the class that..
http://stackoverflow.com/questions/823181/how-to-get-imei-on-iphone to get IMEI on iPhone iphone objective c imei share improve this question I found that erica had posted the header file Message NetworkController.h on ericasadun.com. http ericasadun.com iPhoneDocs300..
UIScrollView horizontal paging like Mobile Safari tabs http://stackoverflow.com/questions/1220354/uiscrollview-horizontal-paging-like-mobile-safari-tabs as mhjoy stated. The trick part now is getting it to scroll when the user starts the drag outside the range of the UIScrollView 's frame. My solution when I had to do this very recently was as follows Create a UIView subclass i.e. ClipView that will contain the UIScrollView and it's subviews. Essentially it should have..
How to develop or migrate apps for iPhone 5 screen resolution? http://stackoverflow.com/questions/12395200/how-to-develop-or-migrate-apps-for-iphone-5-screen-resolution it you will get 960 px with black margins on top and bottom . Test your app and hopefully do nothing else since everything should work magically if you had set auto resizing masks properly. If you didn't adjust your view layouts with proper auto resizing masks or look into Auto Layout if you only want to support iOS..
AES Encryption for an NSString on the iPhone http://stackoverflow.com/questions/1400246/aes-encryption-for-an-nsstring-on-the-iphone data. The method should then return an NSString created from the encrypted data. I've tried the technique detailed in the first comment on this post but I've had no luck so far. Apple's CryptoExercise certainly has something but I can't make sense of it... I've seen lots of references to CCCrypt but it's failed in every..
How to get the RGB values for a pixel on an image on the iphone http://stackoverflow.com/questions/144250/how-to-get-the-rgb-values-for-a-pixel-on-an-image-on-the-iphone cocoa touch image bitmap share improve this question A little more detail... I posted earlier this evening with a consolidation and small addition to what had been said on this page that can be found at the bottom of this post. I am editing the post at this point however to post what I propose is at least for my requirements..
How can I get a writable path on the iPhone? http://stackoverflow.com/questions/1567134/how-can-i-get-a-writable-path-on-the-iphone can I get a writable path on the iPhone I am posting this question because I had a complete answer for this written out for another post when I found it did not apply to the original but I thought was too useful to waste. Thus I have also made..
Objective-C categories in static library http://stackoverflow.com/questions/2567498/objective-c-categories-in-static-library use force_load to reduce app binary 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 possibly was not added properly. When I..
Starting iPhone app development in Linux? http://stackoverflow.com/questions/276907/starting-iphone-app-development-in-linux
How to customize the background/border colors of a grouped table view cell? http://stackoverflow.com/questions/400965/how-to-customize-the-background-border-colors-of-a-grouped-table-view-cell initializer . But I'll leave the 2.0 version of the answer here for anyone that needs it p It's harder than it really should be. Here's how I did this when I had to do it You need to set the UITableViewCell's backgroundView property to a custom UIView that draws the border and background itself in the appropriate colors... of a section and rounded on all 4 corners for sections that contain one cell. Unfortunately I couldn't figure out how to have this mode set automatically so I had to set it in the UITableViewDataSource's cellForRowAtIndexPath method. It's a real PITA but I've confirmed with Apple engineers that this is currently the only.. view. There's a drawing bug that makes the rounded corners look a little funny but we moved to a different design and scrapped the custom backgrounds before I had a chance to fix it. Still this will probably be very helpful for you CustomCellBackgroundView.h Created by Mike Akers on 11 21 08. Copyright 2008 __MyCompanyName__...
Get PDF hyperlinks on iOS with Quartz http://stackoverflow.com/questions/4080373/get-pdf-hyperlinks-on-ios-with-quartz but apparently this time I really need it... anyone got this working possibly with sample code Update I just realized the guy who has done my testing PDF had just inserted an URL as text and not a real annotation. He tried putting an annotation and my code works now... But that's not what I need so it seems I'll have..
How do I detect that an iOS app is running on a jailbroken phone? http://stackoverflow.com/questions/413242/how-do-i-detect-that-an-ios-app-is-running-on-a-jailbroken-phone app is running on a jailbroken phone If I want my app to behave differently on a jailbroken iPhone how would I go about determining this I thought someone had asked this question before but I cannot seem to find it now. iphone jailbreak share improve this question It depends what you mean by jailbreak. In the simple..
“Warning: iPhone apps should include an armv6 architecture” even with build config set http://stackoverflow.com/questions/4198676/warning-iphone-apps-should-include-an-armv6-architecture-even-with-build-conf Warning iPhone apps should include an armv6 architecture&rdquo even with build config set It's been a while since I've had to adjust project build settings. After upgrading to a recent SDK I'm having trouble building my ad hoc distribution configuration. Build generates this warning.. executable is missing a required architecture. At least one of the following architecture s must be present armv6 19033 However in my project I thought I had things set correctly Architectures is Standard armv6 armv7 Base SDK Latest iOS currently set to iOS 4.2 Valid Architectures armv6 armv7 I have cleaned all targets...
How to filter NSFetchedResultsController (CoreData) with UISearchDisplayController/UISearchBar http://stackoverflow.com/questions/4471289/how-to-filter-nsfetchedresultscontroller-coredata-with-uisearchdisplaycontroll question I actually just implemented this on one of my projects your question and the other wrong answer hinted at what to do . I tried Sergio's answer but had exception issues when actually running on a device. Yes you create two fetch results controllers one for the normal display and another one for the UISearchBar's..
iOS UIImagePickerController result image orientation after upload http://stackoverflow.com/questions/5427656/ios-uiimagepickercontroller-result-image-orientation-after-upload gets uploaded to the server and it viewed like you would expect. when taking a picture holding the phone in portrait the image is uploaded and viewed as it had been rotated 90 degrees. my application is set to only work in portrait modes upsidedown and regular . How can i make the image always show the correct orientation..
What's the easiest way to resize/optimize an image size with the iPhone SDK? http://stackoverflow.com/questions/612131/whats-the-easiest-way-to-resize-optimize-an-image-size-with-the-iphone-sdk of a JPEG image iphone ios image cocoa touch resize share improve this question A couple of suggestions are provided as answers to this question . I had suggested the technique described in this post with the relevant code UIImage imageWithImage UIImage image scaledToSize CGSize newSize UIGraphicsBeginImageContext..
performSelector may cause a leak because its selector is unknown http://stackoverflow.com/questions/7017281/performselector-may-cause-a-leak-because-its-selector-is-unknown to think of a situation where suppression of this warning would be necessary and good code design I'm coming up blank. Someone please share if they have had an experience where silencing this warning was necessary and the above doesn't handle things properly . More It's possible to build up an NSMethodInvocation to..
Applications are expected to have a root view controller at the end of application launch http://stackoverflow.com/questions/7520971/applications-are-expected-to-have-a-root-view-controller-at-the-end-of-applicati delegate is hooked up to the App Delegate. Any know how to fix this issue iphone objective c ios cocoa touch share improve this question I had this same problem. Check your main.m. The last argument should be set to the name of the class that implements the UIApplicationDelegate protocol. retVal UIApplicationMain..
http://stackoverflow.com/questions/823181/how-to-get-imei-on-iphone this cannot help me to get IMEI. Any suggestion about how to get IMEI on iPhone iphone objective c imei share improve this question I found that erica had posted the header file Message NetworkController.h on ericasadun.com. http ericasadun.com iPhoneDocs300 _network_controller_8h source.html It's been removed now..
UIScrollView horizontal paging like Mobile Safari tabs http://stackoverflow.com/questions/1220354/uiscrollview-horizontal-paging-like-mobile-safari-tabs getting it to scroll when the user starts the drag outside the range of the UIScrollView 's frame. My solution when I had to do this very recently was as follows Create a UIView subclass i.e. ClipView that will contain the UIScrollView and it's..
How to develop or migrate apps for iPhone 5 screen resolution? http://stackoverflow.com/questions/12395200/how-to-develop-or-migrate-apps-for-iphone-5-screen-resolution margins on top and bottom . Test your app and hopefully do nothing else since everything should work magically if you had set auto resizing masks properly. If you didn't adjust your view layouts with proper auto resizing masks or look into Auto..
AES Encryption for an NSString on the iPhone http://stackoverflow.com/questions/1400246/aes-encryption-for-an-nsstring-on-the-iphone NSString created from the encrypted data. I've tried the technique detailed in the first comment on this post but I've had no luck so far. Apple's CryptoExercise certainly has something but I can't make sense of it... I've seen lots of references..
How to get the RGB values for a pixel on an image on the iphone http://stackoverflow.com/questions/144250/how-to-get-the-rgb-values-for-a-pixel-on-an-image-on-the-iphone this question A little more detail... I posted earlier this evening with a consolidation and small addition to what had been said on this page that can be found at the bottom of this post. I am editing the post at this point however to post..
How can I get a writable path on the iPhone? http://stackoverflow.com/questions/1567134/how-can-i-get-a-writable-path-on-the-iphone can I get a writable path on the iPhone I am posting this question because I had a complete answer for this written out for another post when I found it did not apply to the original but I thought was..
Objective-C categories in static library http://stackoverflow.com/questions/2567498/objective-c-categories-in-static-library 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..
Starting iPhone app development in Linux? http://stackoverflow.com/questions/276907/starting-iphone-app-development-in-linux
How to customize the background/border colors of a grouped table view cell? http://stackoverflow.com/questions/400965/how-to-customize-the-background-border-colors-of-a-grouped-table-view-cell of the answer here for anyone that needs it p It's harder than it really should be. Here's how I did this when I had to do it You need to set the UITableViewCell's backgroundView property to a custom UIView that draws the border and background.. for sections that contain one cell. Unfortunately I couldn't figure out how to have this mode set automatically so I had to set it in the UITableViewDataSource's cellForRowAtIndexPath method. It's a real PITA but I've confirmed with Apple engineers.. rounded corners look a little funny but we moved to a different design and scrapped the custom backgrounds before I had a chance to fix it. Still this will probably be very helpful for you CustomCellBackgroundView.h Created by Mike Akers on..
How do I detect that an iOS app is running on a jailbroken phone? http://stackoverflow.com/questions/413242/how-do-i-detect-that-an-ios-app-is-running-on-a-jailbroken-phone If I want my app to behave differently on a jailbroken iPhone how would I go about determining this I thought someone had asked this question before but I cannot seem to find it now. iphone jailbreak share improve this question It depends..
“Warning: iPhone apps should include an armv6 architecture” even with build config set http://stackoverflow.com/questions/4198676/warning-iphone-apps-should-include-an-armv6-architecture-even-with-build-conf iPhone apps should include an armv6 architecture&rdquo even with build config set It's been a while since I've had to adjust project build settings. After upgrading to a recent SDK I'm having trouble building my ad hoc distribution configuration... At least one of the following architecture s must be present armv6 19033 However in my project I thought I had things set correctly Architectures is Standard armv6 armv7 Base SDK Latest iOS currently set to iOS 4.2 Valid Architectures..
How to filter NSFetchedResultsController (CoreData) with UISearchDisplayController/UISearchBar http://stackoverflow.com/questions/4471289/how-to-filter-nsfetchedresultscontroller-coredata-with-uisearchdisplaycontroll this on one of my projects your question and the other wrong answer hinted at what to do . I tried Sergio's answer but had exception issues when actually running on a device. Yes you create two fetch results controllers one for the normal display..
iOS UIImagePickerController result image orientation after upload http://stackoverflow.com/questions/5427656/ios-uiimagepickercontroller-result-image-orientation-after-upload like you would expect. when taking a picture holding the phone in portrait the image is uploaded and viewed as it had been rotated 90 degrees. my application is set to only work in portrait modes upsidedown and regular . How can i make the..
What's the easiest way to resize/optimize an image size with the iPhone SDK? http://stackoverflow.com/questions/612131/whats-the-easiest-way-to-resize-optimize-an-image-size-with-the-iphone-sdk touch resize share improve this question A couple of suggestions are provided as answers to this question . I had suggested the technique described in this post with the relevant code UIImage imageWithImage UIImage image scaledToSize..
performSelector may cause a leak because its selector is unknown http://stackoverflow.com/questions/7017281/performselector-may-cause-a-leak-because-its-selector-is-unknown of this warning would be necessary and good code design I'm coming up blank. Someone please share if they have had an experience where silencing this warning was necessary and the above doesn't handle things properly . More It's possible..
Applications are expected to have a root view controller at the end of application launch http://stackoverflow.com/questions/7520971/applications-are-expected-to-have-a-root-view-controller-at-the-end-of-applicati the App Delegate. Any know how to fix this issue iphone objective c ios cocoa touch share improve this question I had this same problem. Check your main.m. The last argument should be set to the name of the class that implements the UIApplicationDelegate..
http://stackoverflow.com/questions/823181/how-to-get-imei-on-iphone suggestion about how to get IMEI on iPhone iphone objective c imei share improve this question I found that erica had posted the header file Message NetworkController.h on ericasadun.com. http ericasadun.com iPhoneDocs300 _network_controller_8h..
ARM vs Thumb performance on iPhone 3GS, non floating point code http://stackoverflow.com/questions/1198176/arm-vs-thumb-performance-on-iphone-3gs-non-floating-point-code for the particular task I was doing. I was in arm mode I did not try thumb mode and I had an l1 and l2 cache on. Had I tested without the caches to truly compare thumb to arm I would probably see thumb a few percent slower but if you think..
What is mach_absolute_time based on on iPhone http://stackoverflow.com/questions/1450737/what-is-mach-absolute-time-based-on-on-iphone able to get a timestamp from when the device last rebooted. Any idea's iphone timer share improve this question Had some trouble with this myself. There isn't a lot of good documentation so I went with experimentation. Here's what I was..
iPhone Core Data Lightweight Migration Cocoa error 134130: Can't find model for source store http://stackoverflow.com/questions/3146515/iphone-core-data-lightweight-migration-cocoa-error-134130-cant-find-model-for that privately. i.e. they check the persistent store entity versions against the model that the store is loaded with. Had another quick look and it's available in the store meta data. Nice and easy NSError error NSURL storeURL NSURL fileURLWithPath..
How to make something like iPhone Folders? http://stackoverflow.com/questions/4493837/how-to-make-something-like-iphone-folders has an offset of 10px or so you can see it by setting a background color to both subviews EDIT 2 ok found that bug. Had used the whole 320x480 screen but had to cut off the status bar so it should be 320x460 and all is working great share..
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 for 4.0. Anyone have any suggestions what I should do iphone ios background avplayer share improve this question Had the same problem but found a solution for this.. Look here https devforums.apple.com message 395049#395049 The content of..
iOS 4.2+ webfont (ttf) 's bold font-weight rendering bug http://stackoverflow.com/questions/5069752/ios-4-2-webfont-ttf-s-bold-font-weight-rendering-bug css body prefix added by js not only media query iphone ipad ios css3 mobile safari share improve this question Had the same issue with an h1 inheriting the font weight bold from a parent class. Just over write the inherited style with..
Wrong time from NSDateFormatter http://stackoverflow.com/questions/5466419/wrong-time-from-nsdateformatter wrong here Thanks. iphone objective c parsing date nsdateformatter share improve this question Found the problem. Had nothing to do with timezones and everything to do with using the wrong formatting codes for the date formatter. inFormat..
If I release, I get bad access, if I retain, I leak http://stackoverflow.com/questions/6006028/if-i-release-i-get-bad-access-if-i-retain-i-leak I want as long as I don't pop the CustomTVC. iphone objective c cocoa touch share improve this question Fixed it. Had to set the fetched results controllers delegate to nil in viewDidLoad. void dealloc self.fetchedResultsController.delegate..
Selecting language of the keyboard for UITextField with secureTextEntry http://stackoverflow.com/questions/6828834/selecting-language-of-the-keyboard-for-uitextfield-with-securetextentry the answer and have a good day iphone uitextfield languages share improve this question Didn't find a solution. Had to make this snippet BOOL textField UITextField textField shouldChangeCharactersInRange NSRange range replacementString..
What is the best method of re-rendering a web page on orientation change? http://stackoverflow.com/questions/7919172/what-is-the-best-method-of-re-rendering-a-web-page-on-orientation-change
Facebook Graph API Error - Feed action request limit reached http://stackoverflow.com/questions/8779379/facebook-graph-api-error-feed-action-request-limit-reached or how I can better debug this problem iphone objective c facebook graph api facebook share improve this question Had a similar experience and came across this post while searching for a reason as to why FB was limiting the number of posts...
http://stackoverflow.com/questions/999313/iphone-app-signing-a-valid-signing-identity-matching-this-profile-could-not-be fresh install installed the 3.0 SDK and still have the same problem. iphone ios xcode share improve this question Had the same problem yesterday. Now after signing to the developer portal for every invalid provisioning profile have a button..
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