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2014/10/15 ¤U¤È 10:15:26

iphone Programming Glossary: under

How to programmatically send SMS on the iPhone?

http://stackoverflow.com/questions/10848/how-to-programmatically-send-sms-on-the-iphone

won't work on phones without iOS 4 and it won't work on the iPod touch or the iPad except perhaps under iOS 5. You must either detect the device and iOS limitations prior to using this controller or risk..

How to add a breakpoint to objc_exception_throw?

http://stackoverflow.com/questions/1163981/how-to-add-a-breakpoint-to-objc-exception-throw

pops up. Select global breakpoints in the left hand menu. There should be a box on the right under the Breakpoint column with the text Double Click for symbol . Single click in this box and type in objc_exception_throw.. box and type in objc_exception_throw . Then single click in the space next to objc_exception_throw under the location column. A box will appear for you to type in the location in this case libobjc.A.dylib..

UIScrollView horizontal paging like Mobile Safari tabs

http://stackoverflow.com/questions/1220354/uiscrollview-horizontal-paging-like-mobile-safari-tabs

Essentially it should have the frame of what you would assume the UIScrollView would have under normal circumstances. Place the UIScrollView in the center of the ClipView . Make sure the ClipView..

iOS 6 apps - how to deal with iPhone 5 screen size? [duplicate]

http://stackoverflow.com/questions/12396545/ios-6-apps-how-to-deal-with-iphone-5-screen-size

compatibility here You could also select this image from within Xcode. Go to the target and under the Summary section look for Launch Images. The image has to be 640x1136 pixels in size. Here's a screenshot..

How to detect iPhone 5 (widescreen devices)?

http://stackoverflow.com/questions/12446990/how-to-detect-iphone-5-widescreen-devices

that. It will save you a lot of time. iOS 6 also offers new features about this but this is still under NDA at the moment. Be sure to read the API changelog on Apple Developer website if you can access to..

underline text in UIlabel

http://stackoverflow.com/questions/2711297/underline-text-in-uilabel

text in UIlabel How can I underline a text that could be multiple lines of string I find some people.. text in UIlabel How can I underline a text that could be multiple lines of string I find some people suggest UIWebView but it is obviously.. thoughts was to figure out the start point and length of each string in each line. And draw a line under it accordingly. I meet problems at how to figure out the length and start point forthe string. Can anybody..

How do I associate file types with an iPhone application?

http://stackoverflow.com/questions/2774343/how-do-i-associate-file-types-with-an-iphone-application

that files loaded in this manner from Mail are copied into your application's Documents directory under a subdirectory corresponding to what email box they arrived in. You can get the URL for this file within..

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

iPhone 3.2 or iPhone 4.0. If you want to target previous iOS versions then in that same window under Deployment iPhone OS Deployment Target select the lowest version you want to support. Note that support..

Can I embed a custom font in an iPhone application?

http://stackoverflow.com/questions/360751/can-i-embed-a-custom-font-in-an-iphone-application

a simple module that extends UILabel and handles loading .ttf files. I released it opensource under the Apache license and put it on github here git github.com zynga FontLabel.git The important files..

“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

Click the 'Build Settings' tab in the right column Click the 'Release' or 'Distribution' row under 'Architectures' and choose 'Other...' Double click the highlighted row named ' ARCHS_STANDARD_32_BIT..

Understanding reference counting with Cocoa and Objective-C

http://stackoverflow.com/questions/6578/understanding-reference-counting-with-cocoa-and-objective-c

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.. question Let's start with retain and release autorelease is really just a special case once you understand the basic concepts. In Cocoa each object keeps track of how many times it is being referenced specifically.. the object will be unaffected. What can sometimes be confusing is knowing the circumstances under which you should call retain and release . My general rule of thumb is that if I want to hang on to..

Xcode 4 - “Valid signing identity not found” error on provisioning profiles on a new Macintosh install

http://stackoverflow.com/questions/6769345/xcode-4-valid-signing-identity-not-found-error-on-provisioning-profiles-on-a

Shift Command 2 . Select the Devices tab. Choose Developer Profile in the upper left corner under LIBRARY which may be under the heading library or under a heading called TEAMS. Choose Export near the.. the Devices tab. Choose Developer Profile in the upper left corner under LIBRARY which may be under the heading library or under a heading called TEAMS. Choose Export near the bottom left side of the.. Developer Profile in the upper left corner under LIBRARY which may be under the heading library or under a heading called TEAMS. Choose Export near the bottom left side of the window. Xcode asks you to choose..

iOS: How to store username/password within an app?

http://stackoverflow.com/questions/6972092/ios-how-to-store-username-password-within-an-app

framework. In Xcode 4 select your project then select target go to Build Phases tab and click under Link Binary With Files and KeychainItemWrapper .h .m files into your project #import the .h file wherever..

Undefined symbols for architecture i386: _OBJC_CLASS_$_SKPSMTPMessage", referenced from: error

http://stackoverflow.com/questions/6984368/undefined-symbols-for-architecture-i386-objc-class-skpsmtpmessage-refere

share improve this question You can get this type of error if your class' .m file is not listed under the Compile Sources step of the Build Phases tab of your target. Normally Xcode does this for you but..

Is it possible to target older iOS versions when using Xcode 4.2 and iOS 5 SDK?

http://stackoverflow.com/questions/7760946/is-it-possible-to-target-older-ios-versions-when-using-xcode-4-2-and-ios-5-sdk

dropped support for armv6 by default. What you have to do is add armv6 in the Architectures field under Build Settings for both your Target and your Project. Then your app will be able to run on iPhone 3G..

How to programmatically send SMS on the iPhone?

http://stackoverflow.com/questions/10848/how-to-programmatically-send-sms-on-the-iphone

modem. Limitations to this class Keep in mind that this won't work on phones without iOS 4 and it won't work on the iPod touch or the iPad except perhaps under iOS 5. You must either detect the device and iOS limitations prior to using this controller or risk restricting your app to recently upgraded 3G 3GS and 4 iPhones...

How to add a breakpoint to objc_exception_throw?

http://stackoverflow.com/questions/1163981/how-to-add-a-breakpoint-to-objc-exception-throw

from the top menu click on Run Show Breakpoints. A new window pops up. Select global breakpoints in the left hand menu. There should be a box on the right under the Breakpoint column with the text Double Click for symbol . Single click in this box and type in objc_exception_throw . Then single click in the space next to.. the text Double Click for symbol . Single click in this box and type in objc_exception_throw . Then single click in the space next to objc_exception_throw under the location column. A box will appear for you to type in the location in this case libobjc.A.dylib . I've made a screenshot that will hopefully help share improve..

UIScrollView horizontal paging like Mobile Safari tabs

http://stackoverflow.com/questions/1220354/uiscrollview-horizontal-paging-like-mobile-safari-tabs

i.e. ClipView that will contain the UIScrollView and it's subviews. Essentially it should have the frame of what you would assume the UIScrollView would have under normal circumstances. Place the UIScrollView in the center of the ClipView . Make sure the ClipView 's clipsToBounds is set to YES if its width is less than that..

iOS 6 apps - how to deal with iPhone 5 screen size? [duplicate]

http://stackoverflow.com/questions/12396545/ios-6-apps-how-to-deal-with-iphone-5-screen-size

568h@2x.png . And it has to be retina quality there's no backward compatibility here You could also select this image from within Xcode. Go to the target and under the Summary section look for Launch Images. The image has to be 640x1136 pixels in size. Here's a screenshot of where to find it if that helps. share improve..

How to detect iPhone 5 (widescreen devices)?

http://stackoverflow.com/questions/12446990/how-to-detect-iphone-5-widescreen-devices

size. That's not very hard read some documentation about that. It will save you a lot of time. iOS 6 also offers new features about this but this is still under NDA at the moment. Be sure to read the API changelog on Apple Developer website if you can access to it. Edit As iOS 6 is now out check the new AutoLayout capabilities...

underline text in UIlabel

http://stackoverflow.com/questions/2711297/underline-text-in-uilabel

text in UIlabel How can I underline a text that could be multiple lines of string I find some people suggest UIWebView but it is obviously too heave a class.. text in UIlabel How can I underline a text that could be multiple lines of string I find some people suggest UIWebView but it is obviously too heave a class for just text rendering. My thoughts.. is obviously too heave a class for just text rendering. My thoughts was to figure out the start point and length of each string in each line. And draw a line under it accordingly. I meet problems at how to figure out the length and start point forthe string. Can anybody help me on this I try to use UILabel textRectForBounds..

How do I associate file types with an iPhone application?

http://stackoverflow.com/questions/2774343/how-do-i-associate-file-types-with-an-iphone-application

application delegate method. It appears that files loaded in this manner from Mail are copied into your application's Documents directory under a subdirectory corresponding to what email box they arrived in. You can get the URL for this file within the application delegate method using code like the following..

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

SDK choose one of the available device or simulator options iPhone 3.2 or iPhone 4.0. If you want to target previous iOS versions then in that same window under Deployment iPhone OS Deployment Target select the lowest version you want to support. Note that support for 2.x versions through the app store is deprecated. See..

Can I embed a custom font in an iPhone application?

http://stackoverflow.com/questions/360751/can-i-embed-a-custom-font-in-an-iphone-application

to support pre 3.2 you can still use this solution. I created a simple module that extends UILabel and handles loading .ttf files. I released it opensource under the Apache license and put it on github here git github.com zynga FontLabel.git The important files are FontLabel.h and FontLabel.m. It uses some of the code from..

“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

Click your Project name in the left column followed by the Target Click the 'Build Settings' tab in the right column Click the 'Release' or 'Distribution' row under 'Architectures' and choose 'Other...' Double click the highlighted row named ' ARCHS_STANDARD_32_BIT ' in the popover that appears and replace it by typing 'armv6'...

Understanding reference counting with Cocoa and Objective-C

http://stackoverflow.com/questions/6578/understanding-reference-counting-with-cocoa-and-objective-c

I'm reasonably comfortable with C's malloc and 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.. get it iphone objective c cocoa memory share improve this question Let's start with retain and release autorelease is really just a special case once you understand the basic concepts. In Cocoa each object keeps track of how many times it is being referenced specifically the NSObject base class implements this . By calling.. then releases the object any other piece of code also referencing the object will be unaffected. What can sometimes be confusing is knowing the circumstances under which you should call retain and release . My general rule of thumb is that if I want to hang on to an object for some length of time if it's a member variable..

Xcode 4 - “Valid signing identity not found” error on provisioning profiles on a new Macintosh install

http://stackoverflow.com/questions/6769345/xcode-4-valid-signing-identity-not-found-error-on-provisioning-profiles-on-a

your existing machine launch Xcode and do this Open the Organizer Shift Command 2 . Select the Devices tab. Choose Developer Profile in the upper left corner under LIBRARY which may be under the heading library or under a heading called TEAMS. Choose Export near the bottom left side of the window. Xcode asks you to choose.. Xcode and do this Open the Organizer Shift Command 2 . Select the Devices tab. Choose Developer Profile in the upper left corner under LIBRARY which may be under the heading library or under a heading called TEAMS. Choose Export near the bottom left side of the window. Xcode asks you to choose a file name and password. On.. Organizer Shift Command 2 . Select the Devices tab. Choose Developer Profile in the upper left corner under LIBRARY which may be under the heading library or under a heading called TEAMS. Choose Export near the bottom left side of the window. Xcode asks you to choose a file name and password. On your new machine launch Xcode..

iOS: How to store username/password within an app?

http://stackoverflow.com/questions/6972092/ios-how-to-store-username-password-within-an-app

in Xcode 3 right click on frameworks folder and add existing framework. In Xcode 4 select your project then select target go to Build Phases tab and click under Link Binary With Files and KeychainItemWrapper .h .m files into your project #import the .h file wherever you need to use keychain and then create an instance of..

Undefined symbols for architecture i386: _OBJC_CLASS_$_SKPSMTPMessage", referenced from: error

http://stackoverflow.com/questions/6984368/undefined-symbols-for-architecture-i386-objc-class-skpsmtpmessage-refere

and target check box as well. iphone email integration share improve this question You can get this type of error if your class' .m file is not listed under the Compile Sources step of the Build Phases tab of your target. Normally Xcode does this for you but sometimes it loses the plot and you need to add the .m file..

Is it possible to target older iOS versions when using Xcode 4.2 and iOS 5 SDK?

http://stackoverflow.com/questions/7760946/is-it-possible-to-target-older-ios-versions-when-using-xcode-4-2-and-ios-5-sdk

install them on my old phone Edit OK it looks like iOS SDK 5 dropped support for armv6 by default. What you have to do is add armv6 in the Architectures field under Build Settings for both your Target and your Project. Then your app will be able to run on iPhone 3G devices. Answer can be found here How to build for armv6 and..

How to programmatically send SMS on the iPhone?

http://stackoverflow.com/questions/10848/how-to-programmatically-send-sms-on-the-iphone

in mind that this won't work on phones without iOS 4 and it won't work on the iPod touch or the iPad except perhaps under iOS 5. You must either detect the device and iOS limitations prior to using this controller or risk restricting your app..

How to add a breakpoint to objc_exception_throw?

http://stackoverflow.com/questions/1163981/how-to-add-a-breakpoint-to-objc-exception-throw

Breakpoints. A new window pops up. Select global breakpoints in the left hand menu. There should be a box on the right under the Breakpoint column with the text Double Click for symbol . Single click in this box and type in objc_exception_throw.. click in this box and type in objc_exception_throw . Then single click in the space next to objc_exception_throw under the location column. A box will appear for you to type in the location in this case libobjc.A.dylib . I've made a screenshot..

UIScrollView horizontal paging like Mobile Safari tabs

http://stackoverflow.com/questions/1220354/uiscrollview-horizontal-paging-like-mobile-safari-tabs

and it's subviews. Essentially it should have the frame of what you would assume the UIScrollView would have under normal circumstances. Place the UIScrollView in the center of the ClipView . Make sure the ClipView 's clipsToBounds is..

iOS 6 apps - how to deal with iPhone 5 screen size? [duplicate]

http://stackoverflow.com/questions/12396545/ios-6-apps-how-to-deal-with-iphone-5-screen-size

there's no backward compatibility here You could also select this image from within Xcode. Go to the target and under the Summary section look for Launch Images. The image has to be 640x1136 pixels in size. Here's a screenshot of where to..

How to detect iPhone 5 (widescreen devices)?

http://stackoverflow.com/questions/12446990/how-to-detect-iphone-5-widescreen-devices

documentation about that. It will save you a lot of time. iOS 6 also offers new features about this but this is still under NDA at the moment. Be sure to read the API changelog on Apple Developer website if you can access to it. Edit As iOS 6 is..

underline text in UIlabel

http://stackoverflow.com/questions/2711297/underline-text-in-uilabel

text in UIlabel How can I underline a text that could be multiple lines of string I find some people suggest UIWebView.. text in UIlabel How can I underline a text that could be multiple lines of string I find some people suggest UIWebView but it is obviously too heave a class.. text rendering. My thoughts was to figure out the start point and length of each string in each line. And draw a line under it accordingly. I meet problems at how to figure out the length and start point forthe string. Can anybody help me on this..

How do I associate file types with an iPhone application?

http://stackoverflow.com/questions/2774343/how-do-i-associate-file-types-with-an-iphone-application

method. It appears that files loaded in this manner from Mail are copied into your application's Documents directory under a subdirectory corresponding to what email box they arrived in. You can get the URL for this file within the application..

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

or simulator options iPhone 3.2 or iPhone 4.0. If you want to target previous iOS versions then in that same window under Deployment iPhone OS Deployment Target select the lowest version you want to support. Note that support for 2.x versions..

Can I embed a custom font in an iPhone application?

http://stackoverflow.com/questions/360751/can-i-embed-a-custom-font-in-an-iphone-application

this solution. I created a simple module that extends UILabel and handles loading .ttf files. I released it opensource under the Apache license and put it on github here git github.com zynga FontLabel.git The important files are FontLabel.h and..

“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

followed by the Target Click the 'Build Settings' tab in the right column Click the 'Release' or 'Distribution' row under 'Architectures' and choose 'Other...' Double click the highlighted row named ' ARCHS_STANDARD_32_BIT ' in the popover that..

Understanding reference counting with Cocoa and Objective-C

http://stackoverflow.com/questions/6578/understanding-reference-counting-with-cocoa-and-objective-c

and 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.. share improve this question Let's start with retain and release autorelease is really just a special case once you understand the basic concepts. In Cocoa each object keeps track of how many times it is being referenced specifically the NSObject.. of code also referencing the object will be unaffected. What can sometimes be confusing is knowing the circumstances under which you should call retain and release . My general rule of thumb is that if I want to hang on to an object for some length..

Xcode 4 - “Valid signing identity not found” error on provisioning profiles on a new Macintosh install

http://stackoverflow.com/questions/6769345/xcode-4-valid-signing-identity-not-found-error-on-provisioning-profiles-on-a

do this Open the Organizer Shift Command 2 . Select the Devices tab. Choose Developer Profile in the upper left corner under LIBRARY which may be under the heading library or under a heading called TEAMS. Choose Export near the bottom left side.. Shift Command 2 . Select the Devices tab. Choose Developer Profile in the upper left corner under LIBRARY which may be under the heading library or under a heading called TEAMS. Choose Export near the bottom left side of the window. Xcode asks you.. Devices tab. Choose Developer Profile in the upper left corner under LIBRARY which may be under the heading library or under a heading called TEAMS. Choose Export near the bottom left side of the window. Xcode asks you to choose a file name and..

iOS: How to store username/password within an app?

http://stackoverflow.com/questions/6972092/ios-how-to-store-username-password-within-an-app

folder and add existing framework. In Xcode 4 select your project then select target go to Build Phases tab and click under Link Binary With Files and KeychainItemWrapper .h .m files into your project #import the .h file wherever you need to use..

Undefined symbols for architecture i386: _OBJC_CLASS_$_SKPSMTPMessage", referenced from: error

http://stackoverflow.com/questions/6984368/undefined-symbols-for-architecture-i386-objc-class-skpsmtpmessage-refere

email integration share improve this question You can get this type of error if your class' .m file is not listed under the Compile Sources step of the Build Phases tab of your target. Normally Xcode does this for you but sometimes it loses..

Is it possible to target older iOS versions when using Xcode 4.2 and iOS 5 SDK?

http://stackoverflow.com/questions/7760946/is-it-possible-to-target-older-ios-versions-when-using-xcode-4-2-and-ios-5-sdk

looks like iOS SDK 5 dropped support for armv6 by default. What you have to do is add armv6 in the Architectures field under Build Settings for both your Target and your Project. Then your app will be able to run on iPhone 3G devices. Answer can..

Installing Core-Plot in Xcode 4.2 for iOS project

http://stackoverflow.com/questions/10260291/installing-core-plot-in-xcode-4-2-for-ios-project

application target's Build Phases group you were just in. Done You'll also need to point to the right header location. Under your Build settings set the Header Search Paths to the relative path from your application to the framework subdirectory..

UIView's frame, bounds, center, origin, when to use what?

http://stackoverflow.com/questions/1071112/uiviews-frame-bounds-center-origin-when-to-use-what

the local view therefore it's x and y are 0 but not always but it's still confusing to me when to use what. Question Under what context and what's the right time the other properties bounds center origin should be used iphone uikit share improve..

AdMob crashes with [GADObjectPrivate changeState:]: unrecognized selector

http://stackoverflow.com/questions/12635283/admob-crashes-with-gadobjectprivate-changestate-unrecognized-selector

target's build setting Click the blue top level project icon in XCode Choose your target and go to Build Settings Under Other Linker Flags add ObjC for both Release and Debug Source https developers.google.com mobile ads sdk docs admob mediation#ios..

Set the location in iPhone Simulator

http://stackoverflow.com/questions/214416/set-the-location-in-iphone-simulator

an answer. Speak up iphone share improve this question As of iOS 5 the simulator has a configurable location. Under the Debug menu the last entry is Location this gives you a sub menu with None Custom Location Apple Stores Apple City Bicycle..

Offset on UIWindow addSubview

http://stackoverflow.com/questions/2247647/offset-on-uiwindow-addsubview

on UIWindow addSubview I've got a UITabBar based application that works just fine. Under certain circumstances I am showing a different UIViewController instead though. Now what bugs me is that that I have to..

Disable scrolling in an iPhone web application?

http://stackoverflow.com/questions/2890361/disable-scrolling-in-an-iphone-web-application

javascript iphone scrolling share improve this question Change to the touchstart event instead of touchmove . Under One Finger Events it says that no events are sent during a pan so touchmove may be too late. I added the listener to document..

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

to check it out. Fixing Base SDK Missing Load your project From the menu select Project Edit Project Settings... Under Architecture Base SDK choose one of the available device options iPhone 3.2 or iPhone 4.0. If you are iPhone only 4.0 is.. are iPhone only 4.0 is the way to go. Close that window. From the menu select Project Edit Active Target YourTarget Under Architecture Base SDK choose one of the available device or simulator options iPhone 3.2 or iPhone 4.0. If you want to target..

Download in background in iPhone

http://stackoverflow.com/questions/3612963/download-in-background-in-iphone

to download a file while the app is in background in iPhone 4 iphone download ios4 share improve this question Under iOS 4.x you can use request some background time using UIApplication beginBackgroundTaskWithExpirationHandler and perhaps..

How to build against older iOS versions with the latest Xcode downloads?

http://stackoverflow.com/questions/3747432/how-to-build-against-older-ios-versions-with-the-latest-xcode-downloads

In the project settings there's a Base SDK dropdown. It only offers the very latest iOS version for selection. Under Developer Platforms there is an iOS.platform folder which contains this SDKs iPhoneOS3.2.sdk iPhoneOS4.1.sdk And finally..

Alternatives For iOS Development Under Windows [duplicate]

http://stackoverflow.com/questions/4533847/alternatives-for-ios-development-under-windows

For iOS Development Under Windows duplicate Possible Duplicate How can I develop for iPhone using a Windows development machine iPhone development..

XCode Compiler Error: ld: library not found for -loauth

http://stackoverflow.com/questions/4895947/xcode-compiler-error-ld-library-not-found-for-loauth

Path. Right Click the Target File and Choose Get Info else you can also get the same by choosing Edit Actice Target Under the Project Tab in XCode. Look for Library Search Path and add this SRCROOT Twitter OAuth SAOAuthTwitterEngine Where Twitter..

UITextView ruled line background but wrong line height

http://stackoverflow.com/questions/5375350/uitextview-ruled-line-background-but-wrong-line-height

XCode 4 hangs at “Attaching to (app name)”

http://stackoverflow.com/questions/5382968/xcode-4-hangs-at-attaching-to-app-name

a new menu to the right something like the project target editors in XCode 3. Click on Build Settings up at the top. Under Packaging make sure your product name is the same for every build and equal to whatever it says it's attaching to. Eg if..

Can you use cancel/isCancelled with GCD/dispatch_async?

http://stackoverflow.com/questions/5449469/can-you-use-cancel-iscancelled-with-gcd-dispatch-async

self blah blah CHECKER self recordSerialNumberUsingFormatter formatter ... etc ... cleanup formatter release return Under this implementation formatter will always be released regardless of when cancellation happens. In short whenever you mave..

Version vs build in XCode 4

http://stackoverflow.com/questions/6851660/version-vs-build-in-xcode-4

If you prefer to use it instead then there are a couple things to change first Select the Build Settings tab. Under the Versioning section set the Current Project Version to the initial build number you want to use e.g. 1 . Back on the..

When is layoutSubviews called?

http://stackoverflow.com/questions/728372/when-is-layoutsubviews-called

status bar off the subview's layoutSubviews is not called at all even though the main view does animate its resize. Under what circumstances is layoutSubviews actually called I have autoresizesSubviews set to NO for my custom view. And in IB..

Couldn't play system sound after switching to iOS 5

http://stackoverflow.com/questions/7856896/couldnt-play-system-sound-after-switching-to-ios-5

improve this question This bug report could be related to your question if you have an AVCaptureSession running. Under iOS 5 when using an AudioServicesPlaySystemSound call it will not work when there is an active AVCaptureSession with an..

Objective-C url encoding

http://stackoverflow.com/questions/8086584/objective-c-url-encoding

CFSTR ' @ # kCFStringEncodingUTF8 NSLog @ escapedString @ escapedString NSLog output escapedString http 3A 2F 2Fwww Under ARC one alternative is NSString escapedString NSString CFBridgingRelease CFURLCreateStringByAddingPercentEscapes NULL __bridge..

Iframe Content Not Rendering Under Scroll In iOs5 iPad/iPhone

http://stackoverflow.com/questions/8912218/iframe-content-not-rendering-under-scroll-in-ios5-ipad-iphone

Content Not Rendering Under Scroll In iOs5 iPad iPhone I'm developing iPad html5 webpage that needs to display pages from other origins different domains..