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2014/10/15 ¤U¤È 10:11:08
iphone Programming Glossary: littleIs it possible to register a http+domain-based URL Scheme for iPhone apps, like YouTube and Maps? http://stackoverflow.com/questions/1108693/is-it-possible-to-register-a-httpdomain-based-url-scheme-for-iphone-apps-like button sets the cookie to false and closes the modal The other option I've played with but found a little clunky was to do the following in Javascript setTimeout function window.location http itunes.com apps..
How do I wrap text in a UITableViewCell without a custom cell http://stackoverflow.com/questions/129502/how-do-i-wrap-text-in-a-uitableviewcell-without-a-custom-cell
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 concerned with the alpha value. 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..
Rounded UIView using CALayers - only some corners - How? http://stackoverflow.com/questions/2264083/rounded-uiview-using-calayers-only-some-corners-how 2 or 3 rounded corners too if you want. The code's not perfect but I'm sure you can tidy it up a little bit. static void addRoundedRectToPath CGContextRef context CGRect rect float radius int roundedCornerPosition..
EXC_BAD_ACCESS signal received http://stackoverflow.com/questions/327082/exc-bad-access-signal-received are experienced with Objective C in general. If you've come from another background it can take a little while before you really internalise the memory management rules unless you make a big point of it. Remember..
How do you use NSAttributedString? http://stackoverflow.com/questions/3482346/how-do-you-use-nsattributedstring Multiple colours in an NSString or NSMutableStrings are not possible. So I've heard a little about the NSAttributedString which was introduced with the iPad SDK 3.2 or around 3.2 and is available..
display image from URL retrieved from ALAsset in iPhone http://stackoverflow.com/questions/3837115/display-image-from-url-retrieved-from-alasset-in-iphone ios #documentation Cocoa Conceptual Blocks Articles 00_Introduction.html They bend your head a little but if you think of them as notification selectors or callbacks it kind of helps. Also when findLargeImage..
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 the code for that custom bg 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..
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
iOS SDK - Programmatically generate a PDF file http://stackoverflow.com/questions/4362734/ios-sdk-programmatically-generate-a-pdf-file used libHaru successfully on iPhone as a replacement for CoreGraphics PDF generation. It was a little tricky getting libHaru to build with my project initially but once I got my project setup properly it..
Why NSUserDefaults failed to save NSMutableDictionary in iPhone SDK? http://stackoverflow.com/questions/471830/why-nsuserdefaults-failed-to-save-nsmutabledictionary-in-iphone-sdk data I read out the NSData and use NSKeyedUnarchiver to convert NSData back to the object. It is a little cumbersome because i need to convert to from NSData everytime but it just works. Here is one example..
How to Sync iPhone Core Data with web server, and then push to other devices? http://stackoverflow.com/questions/5035132/how-to-sync-iphone-core-data-with-web-server-and-then-push-to-other-devices are Any changes should be sent in the background without pausing the main thread. It should use as little bandwidth as possible. I have thought about a number of the challenges Making sure that the object IDs..
CADisplayLink OpenGL rendering breaks UIScrollView behaviour http://stackoverflow.com/questions/5944050/cadisplaylink-opengl-rendering-breaks-uiscrollview-behaviour
Understanding reference counting with Cocoa and Objective-C http://stackoverflow.com/questions/6578/understanding-reference-counting-with-cocoa-and-objective-c used as a convenient and sometimes necessary way to tell the system to free this object up after a little while. From a plumbing perspective when autorelease is called the current thread's NSAutoreleasePool..
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 handle this as well but doing so requires a lot more typing and is also slower so there's little reason to do it. 1 All Objective C methods have two hidden arguments self and _cmd that are implicitly..
iCloud basics and code sample [closed] http://stackoverflow.com/questions/7795629/icloud-basics-and-code-sample ensures that other interested parties are notified of the changes you make. However if you dig a little deeper into the docs concerning setUbiquitous you'll find Use this method to move a file from its current..
Is there a barcode recognition framework for iOS? http://stackoverflow.com/questions/838724/is-there-a-barcode-recognition-framework-for-ios to take a look at the iPhone client and the partial C port of the core library . The port is a little old from circa the 0.9 release of the Java code but should still work reasonably well. If you need to..
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 in dealing with anything that treats an id as a void . Things like C arrays of id can take a little more thinking about to do correctly. Fancy handling of ObjC varargs can also cause trouble. Most things..
View Controllers: How to switch between views programmatically? http://stackoverflow.com/questions/910994/view-controllers-how-to-switch-between-views-programmatically question You can begin from the simplest removeFromSuperview insertSubview and add code to it little by little. SwitchViewController.h #import @class BlueViewController @class YellowViewController @interface.. You can begin from the simplest removeFromSuperview insertSubview and add code to it little by little. SwitchViewController.h #import @class BlueViewController @class YellowViewController @interface SwitchViewController..
Is it possible to register a http+domain-based URL Scheme for iPhone apps, like YouTube and Maps? http://stackoverflow.com/questions/1108693/is-it-possible-to-register-a-httpdomain-based-url-scheme-for-iphone-apps-like will open the App Store on the device The Leave me alone button sets the cookie to false and closes the modal The other option I've played with but found a little clunky was to do the following in Javascript setTimeout function window.location http itunes.com apps yourappname 25 If custom uri is registered the app will launch..
How do I wrap text in a UITableViewCell without a custom cell http://stackoverflow.com/questions/129502/how-do-i-wrap-text-in-a-uitableviewcell-without-a-custom-cell
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 sample would be most appreciated and note that I am not concerned with the alpha value. 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..
Rounded UIView using CALayers - only some corners - How? http://stackoverflow.com/questions/2264083/rounded-uiview-using-calayers-only-some-corners-how you don't need. Note that you can make rectangles with 2 or 3 rounded corners too if you want. The code's not perfect but I'm sure you can tidy it up a little bit. static void addRoundedRectToPath CGContextRef context CGRect rect float radius int roundedCornerPosition all corners rounded CGContextMoveToPoint context rect.origin.x..
EXC_BAD_ACCESS signal received http://stackoverflow.com/questions/327082/exc-bad-access-signal-received on iPhone development for a few weeks but not whether you are experienced with Objective C in general. If you've come from another background it can take a little while before you really internalise the memory management rules unless you make a big point of it. Remember anything you get from an allocation function usually..
How do you use NSAttributedString? http://stackoverflow.com/questions/3482346/how-do-you-use-nsattributedstring do you use NSAttributedString Multiple colours in an NSString or NSMutableStrings are not possible. So I've heard a little about the NSAttributedString which was introduced with the iPad SDK 3.2 or around 3.2 and is available on the iPhone as of iPhone SDK 4.0 beta . I would like to..
display image from URL retrieved from ALAsset in iPhone http://stackoverflow.com/questions/3837115/display-image-from-url-retrieved-from-alasset-in-iphone friday qa 2008 12 26.html and http developer.apple.com library ios #documentation Cocoa Conceptual Blocks Articles 00_Introduction.html They bend your 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...
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 engineers that this is currently the only way. Update Here's the code for that custom bg 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..
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
iOS SDK - Programmatically generate a PDF file http://stackoverflow.com/questions/4362734/ios-sdk-programmatically-generate-a-pdf-file cant get cids glyphs.html#post97854 As a workaround I've used libHaru successfully on iPhone as a replacement for CoreGraphics PDF generation. It was a little tricky getting libHaru to build with my project initially but once I got my project setup properly it worked fine for my needs. Second depending on the format layout..
Why NSUserDefaults failed to save NSMutableDictionary in iPhone SDK? http://stackoverflow.com/questions/471830/why-nsuserdefaults-failed-to-save-nsmutabledictionary-in-iphone-sdk Then use UserDefaults save the NSData. When I need the data I read out the NSData and use NSKeyedUnarchiver to convert NSData back to the object. It is a little cumbersome because i need to convert to from NSData everytime but it just works. Here is one example per request Save NSUserDefaults defaults NSUserDefaults standardUserDefaults..
How to Sync iPhone Core Data with web server, and then push to other devices? http://stackoverflow.com/questions/5035132/how-to-sync-iphone-core-data-with-web-server-and-then-push-to-other-devices to start. The main requirements I have for my solution are Any changes should be sent in the background without pausing the main thread. It should use as little bandwidth as possible. I have thought about a number of the challenges Making sure that the object IDs for the different data stores on different devices are attached..
CADisplayLink OpenGL rendering breaks UIScrollView behaviour http://stackoverflow.com/questions/5944050/cadisplaylink-opengl-rendering-breaks-uiscrollview-behaviour
Understanding reference counting with Cocoa and Objective-C http://stackoverflow.com/questions/6578/understanding-reference-counting-with-cocoa-and-objective-c is 0 object is freed Now for autorelease . Autorelease is used as a convenient and sometimes necessary way to tell the system to free this object up after a little while. From a plumbing perspective when autorelease is called the current thread's NSAutoreleasePool is alerted of the call. The NSAutoreleasePool now knows that..
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 properly . More It's possible to build up an NSMethodInvocation to handle this as well but doing so requires a lot more typing and is also slower so there's little reason to do it. 1 All Objective C methods have two hidden arguments self and _cmd that are implicitly added when you call a method. 2 Actually it's possible for..
iCloud basics and code sample [closed] http://stackoverflow.com/questions/7795629/icloud-basics-and-code-sample does not change the file or directory at the same time and ensures that other interested parties are notified of the changes you make. However if you dig a little deeper into the docs concerning setUbiquitous you'll find Use this method to move a file from its current location to iCloud. For files located in an application..
Is there a barcode recognition framework for iOS? http://stackoverflow.com/questions/838724/is-there-a-barcode-recognition-framework-for-ios code is available from the zxing project specifically you want to take a look at the iPhone client and the partial C port of the core library . The port is a little old from circa the 0.9 release of the Java code but should still work reasonably well. If you need to scan other formats like 1D formats you could continue the..
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 to Core Foundation code. There are slightly more complications in dealing with anything that treats an id as a void . Things like C arrays of id can take a little more thinking about to do correctly. Fancy handling of ObjC varargs can also cause trouble. Most things involving math on an ObjC pointer is trickier. You shouldn't..
View Controllers: How to switch between views programmatically? http://stackoverflow.com/questions/910994/view-controllers-how-to-switch-between-views-programmatically uikit uiviewcontroller uitabbarcontroller share improve this question You can begin from the simplest removeFromSuperview insertSubview and add code to it little by little. SwitchViewController.h #import @class BlueViewController @class YellowViewController @interface SwitchViewController UIViewController IBOutlet BlueViewController.. uitabbarcontroller share improve this question You can begin from the simplest removeFromSuperview insertSubview and add code to it little by little. SwitchViewController.h #import @class BlueViewController @class YellowViewController @interface SwitchViewController UIViewController IBOutlet BlueViewController..
Is it possible to register a http+domain-based URL Scheme for iPhone apps, like YouTube and Maps? http://stackoverflow.com/questions/1108693/is-it-possible-to-register-a-httpdomain-based-url-scheme-for-iphone-apps-like The Leave me alone button sets the cookie to false and closes the modal The other option I've played with but found a little clunky was to do the following in Javascript setTimeout function window.location http itunes.com apps yourappname 25 If..
How do I wrap text in a UITableViewCell without a custom cell http://stackoverflow.com/questions/129502/how-do-i-wrap-text-in-a-uitableviewcell-without-a-custom-cell
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 note that I am not concerned with the alpha value. 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..
Rounded UIView using CALayers - only some corners - How? http://stackoverflow.com/questions/2264083/rounded-uiview-using-calayers-only-some-corners-how make rectangles with 2 or 3 rounded corners too if you want. The code's not perfect but I'm sure you can tidy it up a little bit. static void addRoundedRectToPath CGContextRef context CGRect rect float radius int roundedCornerPosition all corners..
EXC_BAD_ACCESS signal received http://stackoverflow.com/questions/327082/exc-bad-access-signal-received but not whether you are experienced with Objective C in general. If you've come from another background it can take a little while before you really internalise the memory management rules unless you make a big point of it. Remember anything you..
How do you use NSAttributedString? http://stackoverflow.com/questions/3482346/how-do-you-use-nsattributedstring do you use NSAttributedString Multiple colours in an NSString or NSMutableStrings are not possible. So I've heard a little about the NSAttributedString which was introduced with the iPad SDK 3.2 or around 3.2 and is available on the iPhone as..
display image from URL retrieved from ALAsset in iPhone http://stackoverflow.com/questions/3837115/display-image-from-url-retrieved-from-alasset-in-iphone library ios #documentation Cocoa Conceptual Blocks Articles 00_Introduction.html They bend your head a little but if you think of them as notification selectors or callbacks it kind of helps. Also when findLargeImage returns the resultblock..
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 only way. Update Here's the code for that custom bg 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..
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
iOS SDK - Programmatically generate a PDF file http://stackoverflow.com/questions/4362734/ios-sdk-programmatically-generate-a-pdf-file As a workaround I've used libHaru successfully on iPhone as a replacement for CoreGraphics PDF generation. It was a little tricky getting libHaru to build with my project initially but once I got my project setup properly it worked fine for my..
Why NSUserDefaults failed to save NSMutableDictionary in iPhone SDK? http://stackoverflow.com/questions/471830/why-nsuserdefaults-failed-to-save-nsmutabledictionary-in-iphone-sdk When I need the data I read out the NSData and use NSKeyedUnarchiver to convert NSData back to the object. It is a little cumbersome because i need to convert to from NSData everytime but it just works. Here is one example per request Save NSUserDefaults..
How to Sync iPhone Core Data with web server, and then push to other devices? http://stackoverflow.com/questions/5035132/how-to-sync-iphone-core-data-with-web-server-and-then-push-to-other-devices for my solution are Any changes should be sent in the background without pausing the main thread. It should use as little bandwidth as possible. I have thought about a number of the challenges Making sure that the object IDs for the different..
CADisplayLink OpenGL rendering breaks UIScrollView behaviour http://stackoverflow.com/questions/5944050/cadisplaylink-opengl-rendering-breaks-uiscrollview-behaviour
Understanding reference counting with Cocoa and Objective-C http://stackoverflow.com/questions/6578/understanding-reference-counting-with-cocoa-and-objective-c . Autorelease is used as a convenient and sometimes necessary way to tell the system to free this object up after a little while. From a plumbing perspective when autorelease is called the current thread's NSAutoreleasePool is alerted of the call...
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 up an NSMethodInvocation to handle this as well but doing so requires a lot more typing and is also slower so there's little reason to do it. 1 All Objective C methods have two hidden arguments self and _cmd that are implicitly added when you call..
iCloud basics and code sample [closed] http://stackoverflow.com/questions/7795629/icloud-basics-and-code-sample at the same time and ensures that other interested parties are notified of the changes you make. However if you dig a little deeper into the docs concerning setUbiquitous you'll find Use this method to move a file from its current location to iCloud...
Is there a barcode recognition framework for iOS? http://stackoverflow.com/questions/838724/is-there-a-barcode-recognition-framework-for-ios specifically you want to take a look at the iPhone client and the partial C port of the core library . The port is a little old from circa the 0.9 release of the Java code but should still work reasonably well. If you need to scan other formats..
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 more complications in dealing with anything that treats an id as a void . Things like C arrays of id can take a little more thinking about to do correctly. Fancy handling of ObjC varargs can also cause trouble. Most things involving math on..
View Controllers: How to switch between views programmatically? http://stackoverflow.com/questions/910994/view-controllers-how-to-switch-between-views-programmatically share improve this question You can begin from the simplest removeFromSuperview insertSubview and add code to it little by little. SwitchViewController.h #import @class BlueViewController @class YellowViewController @interface SwitchViewController.. improve this question You can begin from the simplest removeFromSuperview insertSubview and add code to it little by little. SwitchViewController.h #import @class BlueViewController @class YellowViewController @interface SwitchViewController UIViewController..
How to post image on Pinterest? http://stackoverflow.com/questions/14652079/how-to-post-image-on-pinterest to post image on Pinterest i want to post image on pinterest using this link but i change coding Little bit according to my own Requirement here is my MainClass code void pInterest UIImage myImage myImage imgView.image WebViewController..
where to start with audio synthesis on iPhone http://stackoverflow.com/questions/2067267/where-to-start-with-audio-synthesis-on-iphone kBufferSizeInFrames m_outFormat.mBytesPerFrame Generate the sine waves to Signed 16 Bit Stero interleaved Little Endian float volumeL m_waves kLeftWave .volume float volumeR m_waves kRightWave .volume float phaseL m_waves kLeftWave .phase..
How to Parse XML File using xmlparsing on iphone? http://stackoverflow.com/questions/5715174/how-to-parse-xml-file-using-xmlparsing-on-iphone NAME FIRST Fred LAST Bloggs NICK Bloggsie TITLE Mr STREET HOME 5 Any Street WORK Floor 24 BigShot Tower CITY HOME Little Town WORK Anycity COUNTY HOME Anyshire WORK Anyshire POSTAL HOME as plain text WORK text COUNTRY HOME UK WORK UK PHONE HOME..
Transfer files between 2 iPhones over wifi? http://stackoverflow.com/questions/8637598/transfer-files-between-2-iphones-over-wifi Np. Use bonjour to search for devices. Then use CocoaAsyncSocket to send and receive data. It works like a charm. Little info about AsyncSock GCDAsyncSocket and AsyncSocket are TCP IP socket networking libraries. Here are the key features available..
http://stackoverflow.com/questions/9099252/copyright-of-apps of Apps closed I want to know whether word games on the iPhone are copyright protected. For example games like 7 Little Words are on both Android and Iphone. Are they copyright protected. Can I make an app similar to 7 Little Words and release.. games like 7 Little Words are on both Android and Iphone. Are they copyright protected. Can I make an app similar to 7 Little Words and release it to the market android iphone share improve this question According to USPTO the rules of a game..
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