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2014/10/15 ¤U¤È 10:13:15
iphone Programming Glossary: relatedHow do I make UILabel display outlined text? http://stackoverflow.com/questions/1103148/how-do-i-make-uilabel-display-outlined-text subclassing UILabel with the code below which I clumsily cobbled together from a few tangentially related online examples. And it works but it's very very slow except on the simulator and I couldn't get it..
HTML character decoding in Objective-C / Cocoa Touch http://stackoverflow.com/questions/1105169/html-character-decoding-in-objective-c-cocoa-touch characters come from a RSS feed btw look like this #038 I searched all over the net and found related discussions but no fix for my particular encoding I think they are called hexadecimal characters. iphone..
Programmatically Request Access to Contacts http://stackoverflow.com/questions/12648244/programmatically-request-access-to-contacts my code to add a contact to iPhone's address book no longer works. I believe this is a permission related problem since Apple now requires user permission before accessing contacts fixing this issue http www.cultofmac.com..
How to customize the callout bubble for MKAnnotationView? http://stackoverflow.com/questions/1565828/how-to-customize-the-callout-bubble-for-mkannotationview all touch events myself in the map and I can't seem to get this working. I read other posts related to catching touch events in the map view but they aren't exactly what I want. Is there a way to dig..
Core Data - Storing Images (iPhone) http://stackoverflow.com/questions/2090028/core-data-storing-images-iphone this question The rule for storing image data in Core Data is as follows 100 kb store in the related entity person address whatever . 1 mb store in a separate entity on the other end of a relationship..
iPhone: Detecting user inactivity/idle time since last screen touch http://stackoverflow.com/questions/273450/iphone-detecting-user-inactivity-idle-time-since-last-screen-touch you take a certain action I'm trying to figure out the best way to do that. There's this somewhat related method in UIApplication UIApplication sharedApplication .idleTimerDisabled It'd be nice if you instead..
What does the -all_load linker flag do? http://stackoverflow.com/questions/2906147/what-does-the-all-load-linker-flag-do me with that Thanks iphone objective c gcc linker share improve this question It is probably related to this technical note http developer.apple.com mac library qa qa2006 qa1490.html IMPORTANT For 64 bit..
iPhone Landscape FAQ and Solutions http://stackoverflow.com/questions/2953351/iphone-landscape-faq-and-solutions mode. Please provide feedback and help improve the quality of this Post by incorporating any related observations. Feel free to edit and post other better answers if you know of any. iphone uiviewcontroller..
Install xCode 3.2.3 w/ iPhone SDK 4, get “Base SDK missing”, can't see other SDKs http://stackoverflow.com/questions/3161385/install-xcode-3-2-3-w-iphone-sdk-4-get-base-sdk-missing-cant-see-other-sdk working xCode iPhone project you get Base SDK Missing somewhere. Something like this In a related but more general observation none of the previously available panoply of Device or Simulator SDK choices.. on this issue. If you are specifically interested in the Xcode 3.2.4 upgrade which has a strongly related problem you might want to confer here . One SDK to rule them all Here's the deal 4.0 is now the only..
iOS SDK - Programmatically generate a PDF file http://stackoverflow.com/questions/4362734/ios-sdk-programmatically-generate-a-pdf-file PDFs. I know this issue exists up to and including iOS 4.1 I haven't tested iOS 4.2 . The issue is related to fonts and only shows up if you include text in your PDF. The symptom is that when generating the..
Gesture recognizer and button actions http://stackoverflow.com/questions/4825199/gesture-recognizer-and-button-actions touch event will be given preference and it WILL get triggered What am i missing Here's some related code #pragma mark #pragma mark View lifecycle Gesture recognizer setup void viewDidLoad super viewDidLoad..
What's the best way to communicate between view controllers? http://stackoverflow.com/questions/569940/whats-the-best-way-to-communicate-between-view-controllers horse's mouth . Class Website http www.stanford.edu class cs193p cgi bin index.php Lecture 08 is related to an assignment to build a UINavigationController based app that has multiple UIViewControllers pushed.. ... The net result of all this is that you can give me your BookPickerViewController class and related GUI view objects and I can easily use it in my own application assuming BookWarehouse and CheckoutController..
CADisplayLink OpenGL rendering breaks UIScrollView behaviour http://stackoverflow.com/questions/5944050/cadisplaylink-opengl-rendering-breaks-uiscrollview-behaviour Promised links to similar questions UIScrollView broken and halts scrolling with OpenGL rendering related CADisplayLink NSRunLoop Animation in OpenGL ES view freezes when UIScrollView is dragged on iPhone ..
http://stackoverflow.com/questions/72288/learning-opengl-es-1-x but it's been a while since I last used OpenGL . I am most interested in learning this for iPhone related development but I'm interested in learning how it works on other platforms as well. I've found the book.. that are old cruft display lists immediate mode things that are in OpenGL but are not directly related to just drawing triangles . Basically unlearn everything that has been declared deprecated in OpenGL..
`[super viewDidLoad]` convention http://stackoverflow.com/questions/844195/super-viewdidload-convention c cocoa cocoa touch share improve this question My rule of thumb is if you're doing something related to initialization always call the super class's method first if you are going to call it at all . This.. chance to do any set up that you may be relying on later in your method. If you're doing something related to destruction call the super class's method last. This makes sure that you can rely on the state of..
How do I make UILabel display outlined text? http://stackoverflow.com/questions/1103148/how-do-i-make-uilabel-display-outlined-text black border around my white UILabel text. I got as far as subclassing UILabel with the code below which I clumsily cobbled together from a few tangentially related online examples. And it works but it's very very slow except on the simulator and I couldn't get it to center the text vertically either so I hard coded the y value..
HTML character decoding in Objective-C / Cocoa Touch http://stackoverflow.com/questions/1105169/html-character-decoding-in-objective-c-cocoa-touch C HTML escape unescape but it doesn't work for me. My encoded characters come from a RSS feed btw look like this #038 I searched all over the net and found related discussions but no fix for my particular encoding I think they are called hexadecimal characters. iphone html objective c cocoa cocoa touch share improve this..
Programmatically Request Access to Contacts http://stackoverflow.com/questions/12648244/programmatically-request-access-to-contacts to Contacts Since updating to iOS 6 I've noticed that my code to add a contact to iPhone's address book no longer works. I believe this is a permission related problem since Apple now requires user permission before accessing contacts fixing this issue http www.cultofmac.com 179733 19 of ios apps access your address book..
How to customize the callout bubble for MKAnnotationView? http://stackoverflow.com/questions/1565828/how-to-customize-the-callout-bubble-for-mkannotationview show up. I tried going down a different path and just handling all touch events myself in the map and I can't seem to get this working. I read other posts related to catching touch events in the map view but they aren't exactly what I want. Is there a way to dig into the map view to remove the callout bubble before drawing..
Core Data - Storing Images (iPhone) http://stackoverflow.com/questions/2090028/core-data-storing-images-iphone this. iphone design image core data storage share improve this question The rule for storing image data in Core Data is as follows 100 kb store in the related entity person address whatever . 1 mb store in a separate entity on the other end of a relationship to avoid performance issues. 1 mb store on disk and reference..
iPhone: Detecting user inactivity/idle time since last screen touch http://stackoverflow.com/questions/273450/iphone-detecting-user-inactivity-idle-time-since-last-screen-touch user has not touched the screen for a certain time period you take a certain action I'm trying to figure out the best way to do that. There's this somewhat related method in UIApplication UIApplication sharedApplication .idleTimerDisabled It'd be nice if you instead had something like this NSTimeInterval timeElapsed UIApplication..
What does the -all_load linker flag do? http://stackoverflow.com/questions/2906147/what-does-the-all-load-linker-flag-do flag but my code compiles even without it. Can some one help me with that Thanks iphone objective c gcc linker share improve this question It is probably related to this technical note http developer.apple.com mac library qa qa2006 qa1490.html IMPORTANT For 64 bit and iPhone OS applications there is a linker bug that prevents..
iPhone Landscape FAQ and Solutions http://stackoverflow.com/questions/2953351/iphone-landscape-faq-and-solutions FAQ for others having issues with UIViewControllers in Landscape mode. Please provide feedback and help improve the quality of this Post by incorporating any related observations. Feel free to edit and post other better answers if you know of any. iphone uiviewcontroller orientation landscape share improve this question ..
Install xCode 3.2.3 w/ iPhone SDK 4, get “Base SDK missing”, can't see other SDKs http://stackoverflow.com/questions/3161385/install-xcode-3-2-3-w-iphone-sdk-4-get-base-sdk-missing-cant-see-other-sdk then encountered one or both of these problems In your previously working xCode iPhone project you get Base SDK Missing somewhere. Something like this In a related but more general observation none of the previously available panoply of Device or Simulator SDK choices e.g. 3.0 3.1 3.1.3 ... is available where you used to see.. all of this. I also recommend John Muchow's excellent take on this issue. If you are specifically interested in the Xcode 3.2.4 upgrade which has a strongly related problem you might want to confer here . One SDK to rule them all Here's the deal 4.0 is now the only SDK version allowed for submitting new or updated iPhone only..
iOS SDK - Programmatically generate a PDF file http://stackoverflow.com/questions/4362734/ios-sdk-programmatically-generate-a-pdf-file PDF generation in iOS that results in corrupted PDFs. I know this issue exists up to and including iOS 4.1 I haven't tested iOS 4.2 . The issue is related to fonts and only shows up if you include text in your PDF. The symptom is that when generating the PDF you'll see errors in the debug console that look like this..
Gesture recognizer and button actions http://stackoverflow.com/questions/4825199/gesture-recognizer-and-button-actions that the responder chain hierarchy will make sure that the button touch event will be given preference and it WILL get triggered What am i missing Here's some related code #pragma mark #pragma mark View lifecycle Gesture recognizer setup void viewDidLoad super viewDidLoad double tap gesture recognizer UITapGestureRecognizer dtapGestureRecognize..
What's the best way to communicate between view controllers? http://stackoverflow.com/questions/569940/whats-the-best-way-to-communicate-between-view-controllers given by Apple dev's I definitely consider it to be from the horse's mouth . Class Website http www.stanford.edu class cs193p cgi bin index.php Lecture 08 is related to an assignment to build a UINavigationController based app that has multiple UIViewControllers pushed onto the UINavigationController stack. That's how the UINavigationController.. variable myCheckoutController handleCheckout bookPicks ... The net result of all this is that you can give me your BookPickerViewController class and related GUI view objects and I can easily use it in my own application assuming BookWarehouse and CheckoutController are generic interfaces i.e. protocols that I can implement..
CADisplayLink OpenGL rendering breaks UIScrollView behaviour http://stackoverflow.com/questions/5944050/cadisplaylink-opengl-rendering-breaks-uiscrollview-behaviour UIScrollView working in other run modes Thanks in advance Promised links to similar questions UIScrollView broken and halts scrolling with OpenGL rendering related CADisplayLink NSRunLoop Animation in OpenGL ES view freezes when UIScrollView is dragged on iPhone iphone opengl es share improve this question It's possible..
http://stackoverflow.com/questions/72288/learning-opengl-es-1-x I know nothing about OpenGL which is not entirely true but it's been a while since I last used OpenGL . I am most interested in learning this for iPhone related development but I'm interested in learning how it works on other platforms as well. I've found the book OpenGL ES 2.0 Programming Guide but I am concerned that.. or learn that via other means and forget about all things that are old cruft display lists immediate mode things that are in OpenGL but are not directly related to just drawing triangles . Basically unlearn everything that has been declared deprecated in OpenGL 3.0. GL ES 1.x is for pretty simple devices. What you have..
`[super viewDidLoad]` convention http://stackoverflow.com/questions/844195/super-viewdidload-convention willAppear didAppear etc... Any thoughts iphone objective c cocoa cocoa touch share improve this question My rule of thumb is if you're doing something related to initialization always call the super class's method first if you are going to call it at all . This gives the super class a chance to do any set up that you.. are going to call it at all . This gives the super class a chance to do any set up that you may be relying on later in your method. If you're doing something related to destruction call the super class's method last. This makes sure that you can rely on the state of the object throughout the execution of your method. Finally..
How do I make UILabel display outlined text? http://stackoverflow.com/questions/1103148/how-do-i-make-uilabel-display-outlined-text I got as far as subclassing UILabel with the code below which I clumsily cobbled together from a few tangentially related online examples. And it works but it's very very slow except on the simulator and I couldn't get it to center the text vertically..
HTML character decoding in Objective-C / Cocoa Touch http://stackoverflow.com/questions/1105169/html-character-decoding-in-objective-c-cocoa-touch work for me. My encoded characters come from a RSS feed btw look like this #038 I searched all over the net and found related discussions but no fix for my particular encoding I think they are called hexadecimal characters. iphone html objective..
Programmatically Request Access to Contacts http://stackoverflow.com/questions/12648244/programmatically-request-access-to-contacts 6 I've noticed that my code to add a contact to iPhone's address book no longer works. I believe this is a permission related problem since Apple now requires user permission before accessing contacts fixing this issue http www.cultofmac.com 179733..
How to customize the callout bubble for MKAnnotationView? http://stackoverflow.com/questions/1565828/how-to-customize-the-callout-bubble-for-mkannotationview path and just handling all touch events myself in the map and I can't seem to get this working. I read other posts related to catching touch events in the map view but they aren't exactly what I want. Is there a way to dig into the map view to..
Core Data - Storing Images (iPhone) http://stackoverflow.com/questions/2090028/core-data-storing-images-iphone storage share improve this question The rule for storing image data in Core Data is as follows 100 kb store in the related entity person address whatever . 1 mb store in a separate entity on the other end of a relationship to avoid performance..
iPhone: Detecting user inactivity/idle time since last screen touch http://stackoverflow.com/questions/273450/iphone-detecting-user-inactivity-idle-time-since-last-screen-touch certain time period you take a certain action I'm trying to figure out the best way to do that. There's this somewhat related method in UIApplication UIApplication sharedApplication .idleTimerDisabled It'd be nice if you instead had something like..
What does the -all_load linker flag do? http://stackoverflow.com/questions/2906147/what-does-the-all-load-linker-flag-do Can some one help me with that Thanks iphone objective c gcc linker share improve this question It is probably related to this technical note http developer.apple.com mac library qa qa2006 qa1490.html IMPORTANT For 64 bit and iPhone OS applications..
iPhone Landscape FAQ and Solutions http://stackoverflow.com/questions/2953351/iphone-landscape-faq-and-solutions in Landscape mode. Please provide feedback and help improve the quality of this Post by incorporating any related observations. Feel free to edit and post other better answers if you know of any. iphone uiviewcontroller orientation landscape..
Install xCode 3.2.3 w/ iPhone SDK 4, get “Base SDK missing”, can't see other SDKs http://stackoverflow.com/questions/3161385/install-xcode-3-2-3-w-iphone-sdk-4-get-base-sdk-missing-cant-see-other-sdk problems In your previously working xCode iPhone project you get Base SDK Missing somewhere. Something like this In a related but more general observation none of the previously available panoply of Device or Simulator SDK choices e.g. 3.0 3.1 3.1.3.. excellent take on this issue. If you are specifically interested in the Xcode 3.2.4 upgrade which has a strongly related problem you might want to confer here . One SDK to rule them all Here's the deal 4.0 is now the only SDK version allowed..
iOS SDK - Programmatically generate a PDF file http://stackoverflow.com/questions/4362734/ios-sdk-programmatically-generate-a-pdf-file in corrupted PDFs. I know this issue exists up to and including iOS 4.1 I haven't tested iOS 4.2 . The issue is related to fonts and only shows up if you include text in your PDF. The symptom is that when generating the PDF you'll see errors..
Gesture recognizer and button actions http://stackoverflow.com/questions/4825199/gesture-recognizer-and-button-actions make sure that the button touch event will be given preference and it WILL get triggered What am i missing Here's some related code #pragma mark #pragma mark View lifecycle Gesture recognizer setup void viewDidLoad super viewDidLoad double tap gesture..
What's the best way to communicate between view controllers? http://stackoverflow.com/questions/569940/whats-the-best-way-to-communicate-between-view-controllers it to be from the horse's mouth . Class Website http www.stanford.edu class cs193p cgi bin index.php Lecture 08 is related to an assignment to build a UINavigationController based app that has multiple UIViewControllers pushed onto the UINavigationController.. bookPicks ... The net result of all this is that you can give me your BookPickerViewController class and related GUI view objects and I can easily use it in my own application assuming BookWarehouse and CheckoutController are generic..
CADisplayLink OpenGL rendering breaks UIScrollView behaviour http://stackoverflow.com/questions/5944050/cadisplaylink-opengl-rendering-breaks-uiscrollview-behaviour Thanks in advance Promised links to similar questions UIScrollView broken and halts scrolling with OpenGL rendering related CADisplayLink NSRunLoop Animation in OpenGL ES view freezes when UIScrollView is dragged on iPhone iphone opengl es share..
Is it possible to reference a variable with a string and an int? http://stackoverflow.com/questions/6049175/is-it-possible-to-reference-a-variable-with-a-string-and-an-int
http://stackoverflow.com/questions/72288/learning-opengl-es-1-x is not entirely true but it's been a while since I last used OpenGL . I am most interested in learning this for iPhone related development but I'm interested in learning how it works on other platforms as well. I've found the book OpenGL ES 2.0 Programming.. forget about all things that are old cruft display lists immediate mode things that are in OpenGL but are not directly related to just drawing triangles . Basically unlearn everything that has been declared deprecated in OpenGL 3.0. GL ES 1.x is for..
`[super viewDidLoad]` convention http://stackoverflow.com/questions/844195/super-viewdidload-convention iphone objective c cocoa cocoa touch share improve this question My rule of thumb is if you're doing something related to initialization always call the super class's method first if you are going to call it at all . This gives the super class.. the super class a chance to do any set up that you may be relying on later in your method. If you're doing something related to destruction call the super class's method last. This makes sure that you can rely on the state of the object throughout..
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 'Release' to speed up things for the user Should clean up after itself so as to be a good citizen on the phone Some Related Links Using GSLog for instead of NSLog logging to a file on the iphone On the Mac people say Apple System Logger and GTM..
How to quit an iPhone app nicely? http://stackoverflow.com/questions/1707685/how-to-quit-an-iphone-app-nicely won't get saved as they would if the user quits by pressing the home button. The restart needed for language change. Related code void onChangeLanguage id sender NSArray lang NSArray arrayWithObjects Whatever sender .newLanguage nil NSUserDefaults..
Observing pinch multi-touch gestures in a UITableView http://stackoverflow.com/questions/2003201/observing-pinch-multi-touch-gestures-in-a-uitableview touches oneTouch.phase UITouchPhaseBegan if oneTouch tapCount 2 self toggleScreenDecorations return YES return NO Related info here http iphoneincubator.com blog windows views 360idev iphone developers conference presentation share improve this..
How do you beta test an iphone app? http://stackoverflow.com/questions/40154/how-do-you-beta-test-an-iphone-app for beta testing Answer iOS 4.0 and later Instructions on wirelessly distributing your application to beta testers . Related Also see this question on getting your app onto phones without using the App Store . iphone ios beta share improve this..
Can the exposure time be manually adjusted for an iOS cameras? http://stackoverflow.com/questions/4745270/can-the-exposure-time-be-manually-adjusted-for-an-ios-cameras to the iPhone Human Interface Guidelines as outlined in the iPhone Developer Program License Agreement section 3.3.7 Related article Apple Removes Camera iPhone App From The App Store After Developer Reveals Hack To Enable Hidden Feature . If it..
iPhone, Obj-C, How can I use in app email from an actionsheet button click while using addSubview? http://stackoverflow.com/questions/5110034/iphone-obj-c-how-can-i-use-in-app-email-from-an-actionsheet-button-click-while you're trying to do isn't one of the standard ways Apple want you to use and so might not work or be unpredictable. Related to this is Apple's advice that a UIViewController should be responsible for showing a whole part of your UI not just part..
Text-to-speech on iPhone [closed] http://stackoverflow.com/questions/6347072/text-to-speech-on-iphone from NeoSpeech. Price available on request. https bitbucket.org sfoster iphone tts Festival port. Bad quality. Related to this here is how you can use Google's online TTS code taken from iPhone SDK Google TTS and encoding NSArray paths NSSearchPathForDirectoriesInDomains..
run-time vs. compile-time iPhone version check http://stackoverflow.com/questions/6617832/run-time-vs-compile-time-iphone-version-check accordingly That way you could inspect __IPHONE_OS_VERSION_MIN_REQUIRED and know what iOS version is running the code. Related Questions Check iPhone iOS Version Check iOS version at runtime How to check if iOS version supports library iphone ios..
iCloud basics and code sample [closed] http://stackoverflow.com/questions/7795629/icloud-basics-and-code-sample Or do I always load my text.txt from disk first and then check with iCloud if there is something more up to date Related problem File structure Sandbox vs. Cloud Perhaps my main problem is a fundamental misunderstanding of how iCloud is supposed..
iPhone simulator path not found [closed] http://stackoverflow.com/questions/8738019/iphone-simulator-path-not-found When You are working on Simulator you Machine OS runs Behind it. This is the Path where you can Find every thing Related to your Device Installation or apps Deployed by you on the Simulator Users Your Home NAme Library Application Support iPhone..
Background ImageView is upside down(flipped) when I use CPTPGraphHostingView [Core plot] http://stackoverflow.com/questions/9927031/background-imageview-is-upside-downflipped-when-i-use-cptpgraphhostingview-co is mirrored. iphone ios core plot share improve this question References for this answer Core plot google group Related SO question I came to know that the whole CPTPGraphHostingView is inverted upside down to support both Mac OS and iOS. This..
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