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2014/10/15 ¤U¤È 10:03:41
iphone Programming Glossary: anotherHow to detect iPhone 5 (widescreen devices)? http://stackoverflow.com/questions/12446990/how-to-detect-iphone-5-widescreen-devices actual iPhone 5. Next versions of the iPod touch will maybe also have such a screen so we may use another set of macros. Let's rename the original macro IS_WIDESCREEN #define IS_WIDESCREEN fabs double UIScreen..
http://stackoverflow.com/questions/1388467/reading-epub-format forward backward buttons or swipes or something so that users can move from one chapter to another. Use the spine to work out which file to show next the itemrefs in the XML are in the order they should..
AES Encryption for an NSString on the iPhone http://stackoverflow.com/questions/1400246/aes-encryption-for-an-nsstring-on-the-iphone the iPhone Can anybody point me in the right direction to be able to encrypt a string returning another string with the encrypted data I've been trying with AES256 encryption. I want to write a method which..
How to access SOAP services from iPhone http://stackoverflow.com/questions/204465/how-to-access-soap-services-from-iphone present in the iPhone SDK to access SOAP services Since the service I need to access is exposed by another party and they only expose it as SOAP it's unfortunately not an option to switch to another type of.. by another party and they only expose it as SOAP it's unfortunately not an option to switch to another type of interface e.g. REST based API . Gero iphone ios web services soap wsdl share improve this..
Send and receive messages through NSNotificationCenter in Objective-C? [closed] http://stackoverflow.com/questions/2191594/send-and-receive-messages-through-nsnotificationcenter-in-objective-c @ TestNotification NSLog @ Successfully received the test notification @end ... somewhere else in another class ... void someMethod All instances of TestClass will be notified NSNotificationCenter defaultCenter..
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 the source code is available handles the .pdb and .pdb.gz file types if received via email or in another supported application. To register support you will need to have something like the following in your..
EXC_BAD_ACCESS signal received http://stackoverflow.com/questions/327082/exc-bad-access-signal-received 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..
Build fat static library (device + simulator) using Xcode and SDK 4+ http://stackoverflow.com/questions/3520977/build-fat-static-library-device-simulator-using-xcode-and-sdk-4 into a Framework . RECENT CHANGES Info on how to use this script with a project embedded in another project although I highly recommend NOT doing that ever Apple has a couple of show stopper bugs in Xcode.. # echo Fetching headers from PUBLIC_HEADERS_FOLDER_PATH echo if you embed your library project in another project you will need to add echo a User Search Headers build setting of NB INCLUDE THE DOUBLE QUOTES.. they will be in usr local include OPTIONAL NOTE if you also try to drag drop your project into another Xcode project this exposes a bug in Xcode 4 where it cannot create an .IPA file if you have Public Headers..
Fast and Lean PDF Viewer for iPhone / iPad / iOs - tips and hints? http://stackoverflow.com/questions/3889634/fast-and-lean-pdf-viewer-for-iphone-ipad-ios-tips-and-hints if rendering on TiledLayers init frequently used arrays with placeholder objects alternitively another design approach is this one Note that images will render faster than a CGPDFPageRef Use NSOperations..
parsing HTML on the iPhone [closed] http://stackoverflow.com/questions/405749/parsing-html-on-the-iphone xpathParser release data release Known issues As hpple is a wrapper over XPathQuery which is another wrapper this option probably is not the most efficient. If performance is an issue in your project I..
How to filter NSFetchedResultsController (CoreData) with UISearchDisplayController/UISearchBar http://stackoverflow.com/questions/4471289/how-to-filter-nsfetchedresultscontroller-coredata-with-uisearchdisplaycontroll running on a device. Yes you create two fetch results controllers one for the normal display and another one for the UISearchBar's table view. If you only use one FRC NSFetchedResultsController then the original.. scope update the filter in this case just blow away the FRC and let lazy evaluation create another with the relevant search info self.searchFetchedResultsController.delegate nil self.searchFetchedResultsController..
Change User Agent in UIWebView (iPhone SDK) http://stackoverflow.com/questions/478387/change-user-agent-in-uiwebview-iphone-sdk I'd like the server to respond differently if say a user is using one version of the app versus another. Is it possible to customize the UserAgent in the existing iPhone SDK's UIWebView control the way it..
How do I size a UITextView to its content? http://stackoverflow.com/questions/50467/how-do-i-size-a-uitextview-to-its-content content Say for instance I have a UITextView that contains one line of text Hello world I then add another line of text Goodbye world Is there a good way in Cocoa Touch to get the rect that will hold all of.. will hold all of the lines in the text view so that I can adjust the parent view accordingly As another example look at the Notes field for events in the Calendar application note how the cell and the UITextView..
How do I create delegates in Objective-C? http://stackoverflow.com/questions/626898/how-do-i-create-delegates-in-objective-c this question An Objective C delegate is just an object that has been assigned as a delegate of another. There's no special process for creating them you simply define a class that implements the delegate..
What is the best way to deal with the NSDateFormatter locale “feature”? http://stackoverflow.com/questions/6613110/what-is-the-best-way-to-deal-with-the-nsdateformatter-locale-feature update Since I haven't gotten any applicable replies yet I'll extend the bounty deadline for another day or two. Bounty ends in 21 hours it'll go to whoever makes the most effort to help even if the answer..
How can an iPhone access another non-iPhone device over wireless or Bluetooth? http://stackoverflow.com/questions/1065459/how-can-an-iphone-access-another-non-iphone-device-over-wireless-or-bluetooth should allow file transfer between the iPhone and a computer as well as between nearby iPhones Another Stack Overflow question GameKit in iPhone SDK 3.0 mentions Bonjour and the Apple documentation for Bonjour..
UIScrollView horizontal paging like Mobile Safari tabs http://stackoverflow.com/questions/1220354/uiscrollview-horizontal-paging-like-mobile-safari-tabs the touch area of the UIScrollView to the frame of its parent's view exactly what you need. Another option would be to subclass UIScrollView and override its BOOL pointInside CGPoint point withEvent UIEvent..
IOS 6 force device orientation to landscape http://stackoverflow.com/questions/12640870/ios-6-force-device-orientation-to-landscape to landscape on load thus the user will have to rotate the device to see the data correctly. Another problem after rotating the device back to portrait the orientation goes to portrait although I have..
iPhone image stretching (skew) http://stackoverflow.com/questions/2351586/iphone-image-stretching-skew it can be done in two steps. One to convert the square into a trapezoid. p1 p2 p1 p2 p3 p4 p3 p4' Another to the vertical direction. A naive transformation rule is y c x' x p1.x ”——————†p1.x p1.y c..
Remove HTML Tags from an NSString on the iPhone http://stackoverflow.com/questions/277055/remove-html-tags-from-an-nsstring-on-the-iphone Cocoa. One way is to render the string into an NSAttributedString and then grab the rendered text. Another way is to use NSXMLDocument's objectByApplyingXSLTString method to apply an XSLT transform that does..
Build fat static library (device + simulator) using Xcode and SDK 4+ http://stackoverflow.com/questions/3520977/build-fat-static-library-device-simulator-using-xcode-and-sdk-4 what he's done it simply will not work due to the Documented change in how Xcode processes targets Another SO questioner asked how to do it WITHOUT xcode and with responses that focussed on the arm6 vs arm7..
Objective C: How to upload image and text using HTTP POST? http://stackoverflow.com/questions/5422028/objective-c-how-to-upload-image-and-text-using-http-post body appendData NSString stringWithString @ r n dataUsingEncoding NSUTF8StringEncoding Another text parameter NSString param2 @ Parameter 2 text body appendData NSString stringWithFormat @ @ r n..
Difference between [NSMutableArray array] vs [[NSMutableArray alloc] init] http://stackoverflow.com/questions/5423211/difference-between-nsmutablearray-array-vs-nsmutablearray-alloc-init live in the autorelease pool and can pile up until the pool is drained whenever that may be. Another thing to watch out for is loops. You may generate autoreleased objects without being aware of it and..
http://stackoverflow.com/questions/6769345/xcode-4-valid-signing-identity-not-found-error-on-provisioning-profiles-on-a before on the old Mac I have a backup of that file but what do I have to do with it on the new Mac Another strange thing I don't see my 5 existing provisioning profiles defined on Apple provisioning portal in..
Reading HTML content from a UIWebView http://stackoverflow.com/questions/992348/reading-html-content-from-a-uiwebview using the Document Object Model parse the Javascript then give it to you as an NSString of HTML. Another way is to do your request programmatically first then load the UIWebView from what you requested. Let's..
How to detect iPhone 5 (widescreen devices)? http://stackoverflow.com/questions/12446990/how-to-detect-iphone-5-widescreen-devices by some people this does only detect a widescreen not an actual iPhone 5. Next versions of the iPod touch will maybe also have such a screen so we may use another set of macros. Let's rename the original macro IS_WIDESCREEN #define IS_WIDESCREEN fabs double UIScreen mainScreen bounds .size.height double 568 DBL_EPSILON And..
http://stackoverflow.com/questions/1388467/reading-epub-format
AES Encryption for an NSString on the iPhone http://stackoverflow.com/questions/1400246/aes-encryption-for-an-nsstring-on-the-iphone Encryption for an NSString on the iPhone Can anybody point me in the right direction to be able to encrypt a string returning another string with the encrypted data I've been trying with AES256 encryption. I want to write a method which takes two NSString instances one being the message to encrypt..
How to access SOAP services from iPhone http://stackoverflow.com/questions/204465/how-to-access-soap-services-from-iphone already write a library using the functionality that is present in the iPhone SDK to access SOAP services Since the service I need to access is exposed by another party and they only expose it as SOAP it's unfortunately not an option to switch to another type of interface e.g. REST based API . Gero iphone ios web services.. SOAP services Since the service I need to access is exposed by another party and they only expose it as SOAP it's unfortunately not an option to switch to another type of interface e.g. REST based API . Gero iphone ios web services soap wsdl share improve this question One word Don't. OK obviously that isn't a real answer...
Send and receive messages through NSNotificationCenter in Objective-C? [closed] http://stackoverflow.com/questions/2191594/send-and-receive-messages-through-nsnotificationcenter-in-objective-c notifications as well. if notification name isEqualToString @ TestNotification NSLog @ Successfully received the test notification @end ... somewhere else in another class ... void someMethod All instances of TestClass will be notified NSNotificationCenter defaultCenter postNotificationName @ TestNotification object self share..
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. For example my application Molecules for which the source code is available handles the .pdb and .pdb.gz file types if received via email or in another supported application. To register support you will need to have something like the following in your Info.plist key CFBundleDocumentTypes key array dict key CFBundleTypeIconFiles..
EXC_BAD_ACCESS signal received http://stackoverflow.com/questions/327082/exc-bad-access-signal-received You said you've been working 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..
Build fat static library (device + simulator) using Xcode and SDK 4+ http://stackoverflow.com/questions/3520977/build-fat-static-library-device-simulator-using-xcode-and-sdk-4 setup but much nicer long term solution it converts your library into a Framework . RECENT CHANGES Info on how to use this script with a project embedded in another project although I highly recommend NOT doing that ever Apple has a couple of show stopper bugs in Xcode if you embed projects inside each other from Xcode 3.x.. to also copy include files # untested but should work OK # echo Fetching headers from PUBLIC_HEADERS_FOLDER_PATH echo if you embed your library project in another project you will need to add echo a User Search Headers build setting of NB INCLUDE THE DOUBLE QUOTES BELOW echo ' TARGET_BUILD_DIR usr local include ' if d CURRENTCONFIG_DEVICE_DIR.. the app into a sub directory of the debug universal directory they will be in usr local include OPTIONAL NOTE if you also try to drag drop your project into another Xcode project this exposes a bug in Xcode 4 where it cannot create an .IPA file if you have Public Headers in your drag dropped project. The workaround dont' embed..
Fast and Lean PDF Viewer for iPhone / iPad / iOs - tips and hints? http://stackoverflow.com/questions/3889634/fast-and-lean-pdf-viewer-for-iphone-ipad-ios-tips-and-hints Save any media to disk when you can. Use larger tileSizes if rendering on TiledLayers init frequently used arrays with placeholder objects alternitively another design approach is this one Note that images will render faster than a CGPDFPageRef Use NSOperations or GCD Blocks to prepare pages ahead of time. call CGContextSetInterpolationQuality..
parsing HTML on the iPhone [closed] http://stackoverflow.com/questions/405749/parsing-html-on-the-iphone Get the text within the cell tag NSString content element content xpathParser release data release Known issues As hpple is a wrapper over XPathQuery which is another wrapper this option probably is not the most efficient. If performance is an issue in your project I recommend to code your own lightweight solution based on hpple..
How to filter NSFetchedResultsController (CoreData) with UISearchDisplayController/UISearchBar http://stackoverflow.com/questions/4471289/how-to-filter-nsfetchedresultscontroller-coredata-with-uisearchdisplaycontroll 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 table view. If you only use one FRC NSFetchedResultsController then the original UITableView not the search table view that is active.. void filterContentForSearchText NSString searchText scope NSInteger scope update the filter in this case just blow away the FRC and let lazy evaluation create another with the relevant search info self.searchFetchedResultsController.delegate nil self.searchFetchedResultsController nil if you care about the scope save off the..
Change User Agent in UIWebView (iPhone SDK) http://stackoverflow.com/questions/478387/change-user-agent-in-uiwebview-iphone-sdk the UserAgent for an embedded UIWebView. For instance I'd like the server to respond differently if say a user is using one version of the app versus another. Is it possible to customize the UserAgent in the existing iPhone SDK's UIWebView control the way it is say for an embedded IE browser in a Windows app iphone..
How do I size a UITextView to its content? http://stackoverflow.com/questions/50467/how-do-i-size-a-uitextview-to-its-content way to adjust the size of a UITextView to conform to its content Say for instance I have a UITextView that contains one line of text Hello world I then add another line of text Goodbye world Is there a good way in Cocoa Touch to get the rect that will hold all of the lines in the text view so that I can adjust the parent view.. world Is there a good way in Cocoa Touch to get the rect that will hold all of the lines in the text view so that I can adjust the parent view accordingly As another example look at the Notes field for events in the Calendar application note how the cell and the UITextView it contains expands to hold all lines of text in the..
How do I create delegates in Objective-C? http://stackoverflow.com/questions/626898/how-do-i-create-delegates-in-objective-c them iphone ios objective c cocoa delegates share improve this question An Objective C delegate is just an object that has been assigned as a delegate of another. There's no special process for creating them you simply define a class that implements the delegate methods you're interested in. Though with delegates that use..
What is the best way to deal with the NSDateFormatter locale “feature”? http://stackoverflow.com/questions/6613110/what-is-the-best-way-to-deal-with-the-nsdateformatter-locale-feature not simply a case of the code somehow not getting used. Bounty update Since I haven't gotten any applicable replies yet I'll extend the bounty deadline for another day or two. Bounty ends in 21 hours it'll go to whoever makes the most effort to help even if the answer isn't really useful in my case. A curious observation Modified..
How can an iPhone access another non-iPhone device over wireless or Bluetooth? http://stackoverflow.com/questions/1065459/how-can-an-iphone-access-another-non-iphone-device-over-wireless-or-bluetooth this quote ...and with the newly announced standard support should allow file transfer between the iPhone and a computer as well as between nearby iPhones Another Stack Overflow question GameKit in iPhone SDK 3.0 mentions Bonjour and the Apple documentation for Bonjour talks about connecting to Bonjour devices but can an..
UIScrollView horizontal paging like Mobile Safari tabs http://stackoverflow.com/questions/1220354/uiscrollview-horizontal-paging-like-mobile-safari-tabs event return scrollView return nil This basically expands the touch area of the UIScrollView to the frame of its parent's view exactly what you need. Another option would be to subclass UIScrollView and override its BOOL pointInside CGPoint point withEvent UIEvent event method however you will still need a container..
IOS 6 force device orientation to landscape http://stackoverflow.com/questions/12640870/ios-6-force-device-orientation-to-landscape ok. But I need to make the controller to rotate automatically to landscape on load thus the user will have to rotate the device to see the data correctly. Another problem after rotating the device back to portrait the orientation goes to portrait although I have specified in supportedInterfaceOrientations only UIInterfaceOrientationMaskLandscape..
iPhone image stretching (skew) http://stackoverflow.com/questions/2351586/iphone-image-stretching-skew which your transform does not. For your transform it can be done in two steps. One to convert the square into a trapezoid. p1 p2 p1 p2 p3 p4 p3 p4' Another to the vertical direction. A naive transformation rule is y c x' x p1.x ”——————†p1.x p1.y c y' y where c is the y coordinate of the intersection point..
Remove HTML Tags from an NSString on the iPhone http://stackoverflow.com/questions/277055/remove-html-tags-from-an-nsstring-on-the-iphone of different ways to remove HTML tags from an NSString in Cocoa. One way is to render the string into an NSAttributedString and then grab the rendered text. Another way is to use NSXMLDocument's objectByApplyingXSLTString method to apply an XSLT transform that does it. Unfortunately the iPhone doesn't support NSAttributedString..
Build fat static library (device + simulator) using Xcode and SDK 4+ http://stackoverflow.com/questions/3520977/build-fat-static-library-device-simulator-using-xcode-and-sdk-4 them Apple's latest Xcode prevents you from doing what he's done it simply will not work due to the Documented change in how Xcode processes targets Another SO questioner asked how to do it WITHOUT xcode and with responses that focussed on the arm6 vs arm7 part but ignored the i386 part http stackoverflow.com questions..
Objective C: How to upload image and text using HTTP POST? http://stackoverflow.com/questions/5422028/objective-c-how-to-upload-image-and-text-using-http-post NSString stringWithString param1 dataUsingEncoding NSUTF8StringEncoding body appendData NSString stringWithString @ r n dataUsingEncoding NSUTF8StringEncoding Another text parameter NSString param2 @ Parameter 2 text body appendData NSString stringWithFormat @ @ r n boundary dataUsingEncoding NSUTF8StringEncoding body appendData..
Difference between [NSMutableArray array] vs [[NSMutableArray alloc] init] http://stackoverflow.com/questions/5423211/difference-between-nsmutablearray-array-vs-nsmutablearray-alloc-init under your control. The problem here is that autoreleased objects live in the autorelease pool and can pile up until the pool is drained whenever that may be. Another thing to watch out for is loops. You may generate autoreleased objects without being aware of it and they just pile up in the pool. The solution is to create your..
http://stackoverflow.com/questions/6769345/xcode-4-valid-signing-identity-not-found-error-on-provisioning-profiles-on-a to do with the .certSigningRequest file I had generated before on the old Mac I have a backup of that file but what do I have to do with it on the new Mac Another strange thing I don't see my 5 existing provisioning profiles defined on Apple provisioning portal in the organizer even after a refresh and after having entered..
Reading HTML content from a UIWebView http://stackoverflow.com/questions/992348/reading-html-content-from-a-uiwebview This will grab the current HTML contents of the view using the Document Object Model parse the Javascript then give it to you as an NSString of HTML. Another way is to do your request programmatically first then load the UIWebView from what you requested. Let's say you take the second example above where you have NSString..
How to detect iPhone 5 (widescreen devices)? http://stackoverflow.com/questions/12446990/how-to-detect-iphone-5-widescreen-devices a widescreen not an actual iPhone 5. Next versions of the iPod touch will maybe also have such a screen so we may use another set of macros. Let's rename the original macro IS_WIDESCREEN #define IS_WIDESCREEN fabs double UIScreen mainScreen bounds..
http://stackoverflow.com/questions/1388467/reading-epub-format . You'll need to implement forward backward buttons or swipes or something so that users can move from one chapter to another. Use the spine to work out which file to show next the itemrefs in the XML are in the order they should appear to the reader...
AES Encryption for an NSString on the iPhone http://stackoverflow.com/questions/1400246/aes-encryption-for-an-nsstring-on-the-iphone for an NSString on the iPhone Can anybody point me in the right direction to be able to encrypt a string returning another string with the encrypted data I've been trying with AES256 encryption. I want to write a method which takes two NSString..
How to access SOAP services from iPhone http://stackoverflow.com/questions/204465/how-to-access-soap-services-from-iphone that is present in the iPhone SDK to access SOAP services Since the service I need to access is exposed by another party and they only expose it as SOAP it's unfortunately not an option to switch to another type of interface e.g. REST.. to access is exposed by another party and they only expose it as SOAP it's unfortunately not an option to switch to another type of interface e.g. REST based API . Gero iphone ios web services soap wsdl share improve this question One word..
Send and receive messages through NSNotificationCenter in Objective-C? [closed] http://stackoverflow.com/questions/2191594/send-and-receive-messages-through-nsnotificationcenter-in-objective-c name isEqualToString @ TestNotification NSLog @ Successfully received the test notification @end ... somewhere else in another class ... void someMethod All instances of TestClass will be notified NSNotificationCenter defaultCenter postNotificationName..
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 Molecules for which the source code is available handles the .pdb and .pdb.gz file types if received via email or in another supported application. To register support you will need to have something like the following in your Info.plist key CFBundleDocumentTypes..
EXC_BAD_ACCESS signal received http://stackoverflow.com/questions/327082/exc-bad-access-signal-received 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..
Build fat static library (device + simulator) using Xcode and SDK 4+ http://stackoverflow.com/questions/3520977/build-fat-static-library-device-simulator-using-xcode-and-sdk-4 it converts your library into a Framework . RECENT CHANGES Info on how to use this script with a project embedded in another project although I highly recommend NOT doing that ever Apple has a couple of show stopper bugs in Xcode if you embed projects.. but should work OK # echo Fetching headers from PUBLIC_HEADERS_FOLDER_PATH echo if you embed your library project in another project you will need to add echo a User Search Headers build setting of NB INCLUDE THE DOUBLE QUOTES BELOW echo ' TARGET_BUILD_DIR.. universal directory they will be in usr local include OPTIONAL NOTE if you also try to drag drop your project into another Xcode project this exposes a bug in Xcode 4 where it cannot create an .IPA file if you have Public Headers in your drag..
Fast and Lean PDF Viewer for iPhone / iPad / iOs - tips and hints? http://stackoverflow.com/questions/3889634/fast-and-lean-pdf-viewer-for-iphone-ipad-ios-tips-and-hints Use larger tileSizes if rendering on TiledLayers init frequently used arrays with placeholder objects alternitively another design approach is this one Note that images will render faster than a CGPDFPageRef Use NSOperations or GCD Blocks to prepare..
parsing HTML on the iPhone [closed] http://stackoverflow.com/questions/405749/parsing-html-on-the-iphone content element content xpathParser release data release Known issues As hpple is a wrapper over XPathQuery which is another wrapper this option probably is not the most efficient. If performance is an issue in your project I recommend to code your..
How to filter NSFetchedResultsController (CoreData) with UISearchDisplayController/UISearchBar http://stackoverflow.com/questions/4471289/how-to-filter-nsfetchedresultscontroller-coredata-with-uisearchdisplaycontroll 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 table view. If you only use one FRC NSFetchedResultsController then the original UITableView not.. searchText scope NSInteger scope update the filter in this case just blow away the FRC and let lazy evaluation create another with the relevant search info self.searchFetchedResultsController.delegate nil self.searchFetchedResultsController nil if..
How do I size a UITextView to its content? http://stackoverflow.com/questions/50467/how-do-i-size-a-uitextview-to-its-content to conform to its content Say for instance I have a UITextView that contains one line of text Hello world I then add another line of text Goodbye world Is there a good way in Cocoa Touch to get the rect that will hold all of the lines in the text.. to get the rect that will hold all of the lines in the text view so that I can adjust the parent view accordingly As another example look at the Notes field for events in the Calendar application note how the cell and the UITextView it contains..
How do I create delegates in Objective-C? http://stackoverflow.com/questions/626898/how-do-i-create-delegates-in-objective-c share improve this question An Objective C delegate is just an object that has been assigned as a delegate of another. There's no special process for creating them you simply define a class that implements the delegate methods you're interested..
What is the best way to deal with the NSDateFormatter locale “feature”? http://stackoverflow.com/questions/6613110/what-is-the-best-way-to-deal-with-the-nsdateformatter-locale-feature not getting used. Bounty update Since I haven't gotten any applicable replies yet I'll extend the bounty deadline for another day or two. Bounty ends in 21 hours it'll go to whoever makes the most effort to help even if the answer isn't really useful..
How can an iPhone access another non-iPhone device over wireless or Bluetooth? http://stackoverflow.com/questions/1065459/how-can-an-iphone-access-another-non-iphone-device-over-wireless-or-bluetooth standard support should allow file transfer between the iPhone and a computer as well as between nearby iPhones Another Stack Overflow question GameKit in iPhone SDK 3.0 mentions Bonjour and the Apple documentation for Bonjour talks about connecting..
Code Sign error: The identity 'iPhone Developer: x Xxxxx' doesn't match any identity in any profile http://stackoverflow.com/questions/1072311/code-sign-error-the-identity-iphone-developer-x-xxxxx-doesnt-match-any-iden I created a new CSR and got the message above. The second time I reused my original CSR and got the same result. Another strange thing is the new certificate has an extra string with brackets after my name in the common name when I look at it..
UIScrollView horizontal paging like Mobile Safari tabs http://stackoverflow.com/questions/1220354/uiscrollview-horizontal-paging-like-mobile-safari-tabs nil This basically expands the touch area of the UIScrollView to the frame of its parent's view exactly what you need. Another option would be to subclass UIScrollView and override its BOOL pointInside CGPoint point withEvent UIEvent event method..
http://stackoverflow.com/questions/12539697/iphone-5-css-media-query screen and max device width 480px iphone css responsive design media queries iphone 5 share improve this question Another useful media feature is device aspect ratio . Note that the iPhone 5 does not have a 16 9 aspect ratio . It is in fact 40..
Send mail without MFMailComposeViewController http://stackoverflow.com/questions/1263412/send-mail-without-mfmailcomposeviewcontroller means asking the user for their username password and either asking for or figuring out their mail server information. Another choice is to send directly from the phone your own smpt server not just a client which is a bit more coding. And if you..
IOS 6 force device orientation to landscape http://stackoverflow.com/questions/12640870/ios-6-force-device-orientation-to-landscape to rotate automatically to landscape on load thus the user will have to rotate the device to see the data correctly. Another problem after rotating the device back to portrait the orientation goes to portrait although I have specified in supportedInterfaceOrientations..
http://stackoverflow.com/questions/1934187/oauth-secrets-in-mobile-apps app for that matter Storing the string in the app is obviously not good as someone could easily find it and abuse it. Another approach would be to store it on your server and have the app fetch it on every run never storing it on the phone. This.. security for example Facebook Connect seems to assume that you put the secret into a string right in your app . Another thing I don't believe the secret is involved in initially requesting the Access Token so that could be done without involving..
iPhone image stretching (skew) http://stackoverflow.com/questions/2351586/iphone-image-stretching-skew For your transform it can be done in two steps. One to convert the square into a trapezoid. p1 p2 p1 p2 p3 p4 p3 p4' Another to the vertical direction. A naive transformation rule is y c x' x p1.x ”——————†p1.x p1.y c y' y where c is the..
Remove HTML Tags from an NSString on the iPhone http://stackoverflow.com/questions/277055/remove-html-tags-from-an-nsstring-on-the-iphone from an NSString in Cocoa. One way is to render the string into an NSAttributedString and then grab the rendered text. Another way is to use NSXMLDocument's objectByApplyingXSLTString method to apply an XSLT transform that does it. Unfortunately the..
Build fat static library (device + simulator) using Xcode and SDK 4+ http://stackoverflow.com/questions/3520977/build-fat-static-library-device-simulator-using-xcode-and-sdk-4 you from doing what he's done it simply will not work due to the Documented change in how Xcode processes targets Another SO questioner asked how to do it WITHOUT xcode and with responses that focussed on the arm6 vs arm7 part but ignored the..
How to get audio volume level, and volume changed notifications on iOS 4? http://stackoverflow.com/questions/3651252/how-to-get-audio-volume-level-and-volume-changed-notifications-on-ios-4 way unless the volume would not actually change because it is already set to maximum . Still it doesn't work for me. Another way I have tried is to register at NSNotificationCenter like this. sharedAVSystemController AudioSessionInitialize NULL..
Objective C: How to upload image and text using HTTP POST? http://stackoverflow.com/questions/5422028/objective-c-how-to-upload-image-and-text-using-http-post NSUTF8StringEncoding body appendData NSString stringWithString @ r n dataUsingEncoding NSUTF8StringEncoding Another text parameter NSString param2 @ Parameter 2 text body appendData NSString stringWithFormat @ @ r n boundary dataUsingEncoding..
Difference between [NSMutableArray array] vs [[NSMutableArray alloc] init] http://stackoverflow.com/questions/5423211/difference-between-nsmutablearray-array-vs-nsmutablearray-alloc-init that autoreleased objects live in the autorelease pool and can pile up until the pool is drained whenever that may be. Another thing to watch out for is loops. You may generate autoreleased objects without being aware of it and they just pile up in..
integrate facebook with like button in android and iphone http://stackoverflow.com/questions/5935034/integrate-facebook-with-like-button-in-android-and-iphone you can use a webview and show the like button in a webview. https developers.facebook.com docs reference plugins like Another alternative is using facebook share functionality in facebook android sdk. Last and more general alternative is using an..
http://stackoverflow.com/questions/6769345/xcode-4-valid-signing-identity-not-found-error-on-provisioning-profiles-on-a I had generated before on the old Mac I have a backup of that file but what do I have to do with it on the new Mac Another strange thing I don't see my 5 existing provisioning profiles defined on Apple provisioning portal in the organizer even..
UIScrollView : paging horizontally, scrolling vertically? http://stackoverflow.com/questions/728014/uiscrollview-paging-horizontally-scrolling-vertically and checking and resetting contentOffset inside scrollViewDidScroll if you detect a diagonal movement. Another strategy to try is to reset contentSize to only enable scrolling in one direction once you decide which direction the user's..
Secure https encryption for iPhone app to webpage http://stackoverflow.com/questions/9181186/secure-https-encryption-for-iphone-app-to-webpage by your application with SecTrustSetAnchorCertificates . iOS5 PTL covers this technique in Chapter 11 page 221 . Another good layer is to implement a challenge response system where the server authenticates that the client has the shared secret..
Reading HTML content from a UIWebView http://stackoverflow.com/questions/992348/reading-html-content-from-a-uiwebview contents of the view using the Document Object Model parse the Javascript then give it to you as an NSString of HTML. Another way is to do your request programmatically first then load the UIWebView from what you requested. Let's say you take the..
How can I overlap audio files and combine for iPhone in Xcode? http://stackoverflow.com/questions/12628554/how-can-i-overlap-audio-files-and-combine-for-iphone-in-xcode composition audioMixParams NSMutableArray alloc initWithObjects nil IMPLEMENT FOLLOWING CODE WHEN WANT TO MERGE ANOTHER AUDIO FILE Add Audio Tracks to Composition NSString URLPath1 NSBundle mainBundle pathForResource @ mysound ofType @ mp3..
How do I add a UIActivity Indicator to every Cell and maintain control of each individual indicator http://stackoverflow.com/questions/16421673/how-do-i-add-a-uiactivity-indicator-to-every-cell-and-maintain-control-of-each-i 1 cell contentView addSubview actindicator The catch is I need to control these multiple activity indicators from ANOTHER METHOD. I figured a property was a way to do this however by initialising a new instance of actIndicator every time I loose..
MonoTouch CoreGraphics PDF memory issues with CGPDFDocument and CGPDFPage http://stackoverflow.com/questions/2289174/monotouch-coregraphics-pdf-memory-issues-with-cgpdfdocument-and-cgpdfpage above error. This sucks big time and it is a real possibility now that I have to rewrite the code in Obj C ... F #k ANOTHER UPDATE I'm still not able to decypher why I get the release related errors but I made a MonoTouch and an XCode project where.. got too high and I can't seem to find a way to bring it down because I get these annoying release errors. AND ANOTHER UPDATE The code that draws the pdf in the view's Draw method CGContext context UIGraphics.GetCurrentContext context.SaveState..
How to target iPhone 3GS AND iPhone 4 in one media query? http://stackoverflow.com/questions/5031482/how-to-target-iphone-3gs-and-iphone-4-in-one-media-query its resolution 960x640 meaning it will trigger the iPad layout rather than the mobile device layout so this requires ANOTHER media query only so far supported by webkit @media screen and webkit min device pixel ratio 2 ... Now the thing is... I..
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