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2014/10/15 ¤U¤È 10:10:05
iphone Programming Glossary: hisNotification of or detecting screenshot being taken? http://stackoverflow.com/questions/2121970/notification-of-or-detecting-screenshot-being-taken but that's not what I'm looking to do. I have a photographer client who's concerned that his works will be copied by means of users taking screenshots and I thought that if there was an opportunity.. opportunity to put a watermark across the image before the screenshot was taken that would allay his fears. iphone screenshot detection notifications share improve this question Here's a way which.. was taken that would allay his fears. iphone screenshot detection notifications share improve this question Here's a way which might work although it will totally go against user interface guidelines..
Using SSL in an iPhone App - Export Compliance http://stackoverflow.com/questions/2128927/using-ssl-in-an-iphone-app-export-compliance first question I get asked is Does your application use encryption and depending on the answer to this and other follow up questions may require US export compliance. My company is not based in the US nor.. is not based in the US nor do we have a US office. Has anyone else submitted an app using SSL for this sort of purpose If so did you need to do anything to get permission to use it either from Apple or from.. either from Apple or from the US government ios iphone ssl encryption app store share improve this question For other people coming to find this answer The process has changed as of Summer 2010 and..
http://stackoverflow.com/questions/2197362/converting-nsdata-to-base64 How to convert NSData to base64 . I have NSData and want to convert into base64 how can I do this iphone base64 nsdata share improve this question EDIT As of OS X 10.9 iOS 7 this is built into.. NSData and want to convert into base64 how can I do this iphone base64 nsdata share improve this question EDIT As of OS X 10.9 iOS 7 this is built into the frameworks. See NSData base64EncodedDataWithOptions.. can I do this iphone base64 nsdata share improve this question EDIT As of OS X 10.9 iOS 7 this is built into the frameworks. See NSData base64EncodedDataWithOptions Prior to iOS7 OS X 10.9 Matt Gallagher..
How to share custom data between iPhone applications? http://stackoverflow.com/questions/220630/how-to-share-custom-data-between-iphone-applications data not contacts and stuff like that among them Thanks iphone cocoa touch share improve this question There are two different ways you might go about this. 1 The data you need to share is non.. cocoa touch share improve this question There are two different ways you might go about this. 1 The data you need to share is non persistent. In other words you need to launch one application with.. words you need to launch one application with a piece of data that it can do something with. In this case you would register a special URL scheme per application. You can find out more information about..
How do I reset the scale/zoom of a web app on an orientation change on the iPhone? http://stackoverflow.com/questions/2557801/how-do-i-reset-the-scale-zoom-of-a-web-app-on-an-orientation-change-on-the-iphon in a web app on an orientation change and there doesn't seem to be an obvious solution I've seen this question asked a couple of times on Stack Overflow and no one's yet been able to answer it. When I start.. the scale is correct when the orientation changes back to portrait. I am trying to figure out if this is a bug or if this is something that can be fixed with Javascript With the viewport meta content I.. when the orientation changes back to portrait. I am trying to figure out if this is a bug or if this is something that can be fixed with Javascript With the viewport meta content I am setting the initial..
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 library that includes both simulator and iPhone and iPad. However Apple has no documentation on this that I can find and Xcode's default templates are NOT configured to do this. I'm looking for a simple.. no documentation on this that I can find and Xcode's default templates are NOT configured to do this. I'm looking for a simple portable re usable technique that can be done inside Xcode. Some history In.. do this. I'm looking for a simple portable re usable technique that can be done inside Xcode. Some history In 2008 we used to be able to make single static libs that included both sim and device. Apple disabled..
Choosing the right IOS XML parser http://stackoverflow.com/questions/4181690/choosing-the-right-ios-xml-parser I was concerned about its lack of XPath support. For instance lets say my XML file looked like this. blog author foo1 author comments comment text CDATA HTML code that must be extracted text author.. And know whether it is the blog author a comment author. iphone xml parsing sdk share improve this question Best comparison I've seen on the subject http www.raywenderlich.com 553 how to chose the.. best xml parser for your iphone project The difference between the slowest and fastest parsers in his case was a factor of 2. Depending on your feature requirements there are definitely parsers that can..
iPhone - Backgrounding to poll for events http://stackoverflow.com/questions/4656214/iphone-backgrounding-to-poll-for-events After much reading of the Background Execution documentation and a few trial apps I'd dismissed this as impossible without abusing the background APIs. Last week I found this application which does exactly.. apps I'd dismissed this as impossible without abusing the background APIs. Last week I found this application which does exactly that. http itunes.apple.com us app dataman real time data usage id393282873.. track of the count of Cellular WiFi data you've used. I suspect that the developer is registering his app as tracking location changes but the location services icon isn't visible while the app is running..
http://stackoverflow.com/questions/5355846/iphone-facebook-video-upload Facebook Video Upload I've been working on this for a couple of days now and just can't seem to find a straight answer or example anywhere. I am trying.. file to static NSString kRestserverBaseURL @ https api video.facebook.com method When I run this the upload crashes with an error facebookErrDomain err 353. Any help would be appreciated. EDIT With.. EDIT With Zoul's help I now have the following code implemented I have done nothing to alter his upload class nor the version of the SDK it came with . The request no longer gets an error however nothing..
What's the best way to communicate between view controllers? http://stackoverflow.com/questions/569940/whats-the-best-way-to-communicate-between-view-controllers warnings in the slide about communicating between your UIViewControllers. I'm going to quote from this serious of slides http cs193p.stanford.edu downloads 08 NavigationTabBarControllers.pdf Page 16 51 How.. NavigationTabBarControllers.pdf Page 16 51 How Not To Share Data Global Variables or singletons This includes your application delegate Direct dependencies make your code less reusable And more difficult.. the viewcontroller instances in the app delegate methods. Fair 'nuff. A bit further on we get this slide telling us what we should do. Page 18 51 Best Practices for Data Flow Figure out exactly what..
How to show button 'Done' on number pad on iPhone? http://stackoverflow.com/questions/584538/how-to-show-button-done-on-number-pad-on-iphone pad on iPhone There is no 'Done' button on number pad by default. When a user finishes entering his numeric information in a textfield how can I make the number pad disappear I may do this by remaining.. entering his numeric information in a textfield how can I make the number pad disappear I may do this by remaining the Text Input Traits default but users have to switch to number pad every time they input.. Are there any other ways to show a 'Done' button on number pad iphone user input share improve this question I found an absolutely great solution to this here UIKeyboardTypeNumberPad and missing return..
http://stackoverflow.com/questions/6124109/instance-variables-with-underscore-in-objective-c-2-0-and-renaming-with-synthet I'm using the same convention for instance variable and properties naming as shown by sebnow in his following answer instance variable method argument naming in Objective C I copy paste his example code.. in his following answer instance variable method argument naming in Objective C I copy paste his example code here @interface Foo NSObject id _bar @property nonatomic retain id bar id initWithBar id.. for example _bar aBar instead of using bar aBar The 'Analyse' tool introduced by Xcode 4 gives me this warning I'm using version 4.0.2 Instance variable 'bar' in class 'Foo' is never used by the methods..
iCloud basics and code sample [closed] http://stackoverflow.com/questions/7795629/icloud-basics-and-code-sample iCloud app running full sample code below . There is only one UITextView shown to the user and his her input is saved in a file called text.txt. The txt file is pushed to the cloud and made available.. incorporate separate functions which will also save a local copy of text.txt into my sandbox Will this work for non iCloud users As I understand iCloud it will save a local copy of text.txt automatically... used to be in the old pre iCloud days . Right now my sandbox is totally empty but I don't know if this is correct. Should I keep another copy of text.txt in there This feels like cluttering my data structure.....
Detecting Color of iPhone/iPad/iPod touch? http://stackoverflow.com/questions/8463212/detecting-color-of-iphone-ipad-ipod-touch corresponding UI skins in case of Black or White devices. iphone objective c ios share improve this question The answer to the question is NO as of now and personally I don't think it's worth much because.. I don't think it's worth much because what if the end user uses a skin or an additional casing for his iPhone I'd suggest to initially ask the user Hey what's the color of your phone and then do accordingly... what's the color of your phone and then do accordingly. Additionally a research provided me with this information I'm not sure if it's TRUE or if is going to help you. The serial number is the key If aabccdddeef..
Notification of or detecting screenshot being taken? http://stackoverflow.com/questions/2121970/notification-of-or-detecting-screenshot-being-taken I've seen threads about wanting to disable the taking of screenshots but that's not what I'm looking to do. I have a photographer client who's concerned that his works will be copied by means of users taking screenshots and I thought that if there was an opportunity to put a watermark across the image before the screenshot.. users taking screenshots and I thought that if there was an opportunity to put a watermark across the image before the screenshot was taken that would allay his fears. iphone screenshot detection notifications share improve this question Here's a way which might work although it will totally go against user interface.. to put a watermark across the image before the screenshot was taken that would allay his fears. iphone screenshot detection notifications share improve this question Here's a way which might work although it will totally go against user interface guidelines I'm sure. If you force the user to have their finger on the..
Using SSL in an iPhone App - Export Compliance http://stackoverflow.com/questions/2128927/using-ssl-in-an-iphone-app-export-compliance previous escapades into App Store submission I saw that the first question I get asked is Does your application use encryption and depending on the answer to this and other follow up questions may require US export compliance. My company is not based in the US nor do we have a US office. Has anyone else submitted an app using.. up questions may require US export compliance. My company is not based in the US nor do we have a US office. Has anyone else submitted an app using SSL for this sort of purpose If so did you need to do anything to get permission to use it either from Apple or from the US government ios iphone ssl encryption app store .. so did you need to do anything to get permission to use it either from Apple or from the US government ios iphone ssl encryption app store share improve this question For other people coming to find this answer The process has changed as of Summer 2010 and you probably need an ERN now not a CCATS as was necessary at..
http://stackoverflow.com/questions/2197362/converting-nsdata-to-base64 NSData to base64 How to convert NSData to base64 . I have NSData and want to convert into base64 how can I do this iphone base64 nsdata share improve this question EDIT As of OS X 10.9 iOS 7 this is built into the frameworks. See NSData base64EncodedDataWithOptions Prior.. NSData to base64 How to convert NSData to base64 . I have NSData and want to convert into base64 how can I do this iphone base64 nsdata share improve this question EDIT As of OS X 10.9 iOS 7 this is built into the frameworks. See NSData base64EncodedDataWithOptions Prior to iOS7 OS X 10.9 Matt Gallagher wrote an.. to base64 . I have NSData and want to convert into base64 how can I do this iphone base64 nsdata share improve this question EDIT As of OS X 10.9 iOS 7 this is built into the frameworks. See NSData base64EncodedDataWithOptions Prior to iOS7 OS X 10.9 Matt Gallagher wrote an article on this very topic. At the bottom..
How to share custom data between iPhone applications? http://stackoverflow.com/questions/220630/how-to-share-custom-data-between-iphone-applications If I make two iPhone applications how can should I share custom data not contacts and stuff like that among them Thanks iphone cocoa touch share improve this question There are two different ways you might go about this. 1 The data you need to share is non persistent. In other words you need to launch one application.. data not contacts and stuff like that among them Thanks iphone cocoa touch share improve this question There are two different ways you might go about this. 1 The data you need to share is non persistent. In other words you need to launch one application with a piece of data that it can do something with. In this case.. 1 The data you need to share is non persistent. In other words you need to launch one application with a piece of data that it can do something with. In this case you would register a special URL scheme per application. You can find out more information about URL schemes via Craig Hockenberry in his redacted blog post..
How do I reset the scale/zoom of a web app on an orientation change on the iPhone? http://stackoverflow.com/questions/2557801/how-do-i-reset-the-scale-zoom-of-a-web-app-on-an-orientation-change-on-the-iphon couple of others have had with getting the correct behavior in a web app on an orientation change and there doesn't seem to be an obvious solution I've seen this question asked a couple of times on Stack Overflow and no one's yet been able to answer it. When I start the app in portrait mode it works fine. Then I rotate into.. work more consistently that is it handles the zoom so that the scale is correct when the orientation changes back to portrait. I am trying to figure out if this is a bug or if this is something that can be fixed with Javascript With the viewport meta content I am setting the initial scale to 1.0 and I am NOT setting minimum.. that is it handles the zoom so that the scale is correct when the orientation changes back to portrait. I am trying to figure out if this is a bug or if this is something that can be fixed with Javascript With the viewport meta content I am setting the initial scale to 1.0 and I am NOT setting minimum or maximum scale..
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 4 It appears that we can theoretically build a single static library that includes both simulator and iPhone and iPad. However Apple has no documentation on this that I can find and Xcode's default templates are NOT configured to do this. I'm looking for a simple portable re usable technique that can be done inside Xcode... both simulator and iPhone and iPad. However Apple has no documentation on this that I can find and Xcode's default templates are NOT configured to do this. I'm looking for a simple portable re usable technique that can be done inside Xcode. Some history In 2008 we used to be able to make single static libs that included.. find and Xcode's default templates are NOT configured to do this. I'm looking for a simple portable re usable technique that can be done inside Xcode. Some history In 2008 we used to be able to make single static libs that included both sim and device. Apple disabled that. Throughout 2009 we made pairs of static libs one..
Choosing the right IOS XML parser http://stackoverflow.com/questions/4181690/choosing-the-right-ios-xml-parser points in the hierarchy . I was thinking about TBXML but I was concerned about its lack of XPath support. For instance lets say my XML file looked like this. blog author foo1 author comments comment text CDATA HTML code that must be extracted text author foo2 author comment comment text CDATA Here is another post.. are that I need to be able to extract that cdata. And know whether it is the blog author a comment author. iphone xml parsing sdk share improve this question Best comparison I've seen on the subject http www.raywenderlich.com 553 how to chose the best xml parser for your iphone project The difference between..
iPhone - Backgrounding to poll for events http://stackoverflow.com/questions/4656214/iphone-backgrounding-to-poll-for-events app to poll every X minutes to check the data counters. After much reading of the Background Execution documentation and a few trial apps I'd dismissed this as impossible without abusing the background APIs. Last week I found this application which does exactly that. http itunes.apple.com us app dataman real time data.. of the Background Execution documentation and a few trial apps I'd dismissed this as impossible without abusing the background APIs. Last week I found this application which does exactly that. http itunes.apple.com us app dataman real time data usage id393282873 mt 8 It runs in the background and keeps track of the.. usage id393282873 mt 8 It runs in the background and keeps track of the count of Cellular WiFi data you've used. I suspect that the developer is registering his app as tracking location changes but the location services icon isn't visible while the app is running which I thought was a requirement. Does anyone have any clues..
http://stackoverflow.com/questions/5355846/iphone-facebook-video-upload Facebook Video Upload I've been working on this for a couple of days now and just can't seem to find a straight answer or example anywhere. I am trying to upload a video to facebook from within my iPhone App... server I changed the restserver url within the facebook.m file to static NSString kRestserverBaseURL @ https api video.facebook.com method When I run this the upload crashes with an error facebookErrDomain err 353. Any help would be appreciated. EDIT With Zoul's help I now have the following code implemented I have.. error facebookErrDomain err 353. Any help would be appreciated. EDIT With Zoul's help I now have the following code implemented I have done nothing to alter his upload class nor the version of the SDK it came with . The request no longer gets an error however nothing is being uploaded. I initialize the facebook object and..
What's the best way to communicate between view controllers? http://stackoverflow.com/questions/569940/whats-the-best-way-to-communicate-between-view-controllers works. That's logical. However there are some stern warnings in the slide about communicating between your UIViewControllers. I'm going to quote from this serious of slides http cs193p.stanford.edu downloads 08 NavigationTabBarControllers.pdf Page 16 51 How Not To Share Data Global Variables or singletons This includes.. this serious of slides http cs193p.stanford.edu downloads 08 NavigationTabBarControllers.pdf Page 16 51 How Not To Share Data Global Variables or singletons This includes your application delegate Direct dependencies make your code less reusable And more difficult to debug test Ok. I'm down with that. Don't blindly toss.. between the viewcontroller into your app delegate and reference the viewcontroller instances in the app delegate methods. Fair 'nuff. A bit further on we get this slide telling us what we should do. Page 18 51 Best Practices for Data Flow Figure out exactly what needs to be communicated Define input parameters for your view..
How to show button 'Done' on number pad on iPhone? http://stackoverflow.com/questions/584538/how-to-show-button-done-on-number-pad-on-iphone to show button 'Done' on number pad on iPhone There is no 'Done' button on number pad by default. When a user finishes entering his numeric information in a textfield how can I make the number pad disappear I may do this by remaining the Text Input Traits default but users have to switch to.. 'Done' button on number pad by default. When a user finishes entering his numeric information in a textfield how can I make the number pad disappear I may do this by remaining the Text Input Traits default but users have to switch to number pad every time they input their numbers. Are there any other ways to show a 'Done'.. switch to number pad every time they input their numbers. Are there any other ways to show a 'Done' button on number pad iphone user input share improve this question I found an absolutely great solution to this here UIKeyboardTypeNumberPad and missing return key Using it in one of my projects...I have no idea why..
http://stackoverflow.com/questions/6124109/instance-variables-with-underscore-in-objective-c-2-0-and-renaming-with-synthet in front of a variable in a cocoa objective c class work I'm using the same convention for instance variable and properties naming as shown by sebnow in his following answer instance variable method argument naming in Objective C I copy paste his example code here @interface Foo NSObject id _bar @property nonatomic.. for instance variable and properties naming as shown by sebnow in his following answer instance variable method argument naming in Objective C I copy paste his example code here @interface Foo NSObject id _bar @property nonatomic retain id bar id initWithBar id aBar @end @implementation Foo @synthesize bar _bar id initWithBar.. the implementation of some methods of the Foo class I use for example _bar aBar instead of using bar aBar The 'Analyse' tool introduced by Xcode 4 gives me this warning I'm using version 4.0.2 Instance variable 'bar' in class 'Foo' is never used by the methods in its @implementation although it may be used by category methods..
iCloud basics and code sample [closed] http://stackoverflow.com/questions/7795629/icloud-basics-and-code-sample but possibly easy to answer. Context I have a very simple iCloud app running full sample code below . There is only one UITextView shown to the user and his her input is saved in a file called text.txt. The txt file is pushed to the cloud and made available to all devices. Works perfectly but Main problem What about.. NSError outError to get files into the cloud. Do I have to incorporate separate functions which will also save a local copy of text.txt into my sandbox Will this work for non iCloud users As I understand iCloud it will save a local copy of text.txt automatically. So there shouldn't be any need for me save anything into the.. save anything into the 'old' sandbox of my app i.e. as it used to be in the old pre iCloud days . Right now my sandbox is totally empty but I don't know if this is correct. Should I keep another copy of text.txt in there This feels like cluttering my data structure... as there is one text.txt in the cloud one in the iCloud..
Detecting Color of iPhone/iPad/iPod touch? http://stackoverflow.com/questions/8463212/detecting-color-of-iphone-ipad-ipod-touch iPad or iPod touch the iOS is installed I want to load corresponding UI skins in case of Black or White devices. iphone objective c ios share improve this question The answer to the question is NO as of now and personally I don't think it's worth much because what if the end user uses a skin or an additional casing.. The answer to the question is NO as of now and personally I don't think it's worth much because what if the end user uses a skin or an additional casing for his iPhone I'd suggest to initially ask the user Hey what's the color of your phone and then do accordingly. Additionally a research provided me with this information.. for his iPhone I'd suggest to initially ask the user Hey what's the color of your phone and then do accordingly. Additionally a research provided me with this information I'm not sure if it's TRUE or if is going to help you. The serial number is the key If aabccdddeef is the serial number of the iPhone 4 ee represents..
Sending multiple iphone push notifications + APNS + PHP + Tutorial http://stackoverflow.com/questions/14563097/sending-multiple-iphone-push-notifications-apns-php-tutorial students and doctors when any one sends message from website or iphone the other user should get push notification on his iphone. For example if student adds a new question for teacher a push notification on teachers iphone ipad will be send.. for sending push notifications on iOS. php iphone push notification push apple push notifications share improve this question Simple way to do it without use any file. You can call it multiple times with different tokeid. ctx stream_context_create..
iOS: Open Source VoIP/SIP Objective-C Code http://stackoverflow.com/questions/1493050/ios-open-source-voip-sip-objective-c-code features to mainly UI related would be the holy grail here. iphone objective c open source voip sip share improve this question You may take a look at siphon http code.google.com p siphon . From their homepage Home of the World's first free.. the World's first free SIP VoIP application for iPhone and iPod Touch 1 and 2. Siphon SIP VoIP project is the first in his category that works on iPhone and iPod Touch 2 with headset for all SIP providers. It is a native application approved running..
Notification of or detecting screenshot being taken? http://stackoverflow.com/questions/2121970/notification-of-or-detecting-screenshot-being-taken the taking of screenshots but that's not what I'm looking to do. I have a photographer client who's concerned that his works will be copied by means of users taking screenshots and I thought that if there was an opportunity to put a watermark.. that if there was an opportunity to put a watermark across the image before the screenshot was taken that would allay his fears. iphone screenshot detection notifications share improve this question Here's a way which might work although.. the screenshot was taken that would allay his fears. iphone screenshot detection notifications share improve this question Here's a way which might work although it will totally go against user interface guidelines I'm sure. If you..
Using SSL in an iPhone App - Export Compliance http://stackoverflow.com/questions/2128927/using-ssl-in-an-iphone-app-export-compliance I saw that the first question I get asked is Does your application use encryption and depending on the answer to this and other follow up questions may require US export compliance. My company is not based in the US nor do we have a US office... My company is not based in the US nor do we have a US office. Has anyone else submitted an app using SSL for this sort of purpose If so did you need to do anything to get permission to use it either from Apple or from the US government.. permission to use it either from Apple or from the US government ios iphone ssl encryption app store share improve this question For other people coming to find this answer The process has changed as of Summer 2010 and you probably need an..
http://stackoverflow.com/questions/2197362/converting-nsdata-to-base64 NSData to base64 How to convert NSData to base64 . I have NSData and want to convert into base64 how can I do this iphone base64 nsdata share improve this question EDIT As of OS X 10.9 iOS 7 this is built into the frameworks. See.. to base64 . I have NSData and want to convert into base64 how can I do this iphone base64 nsdata share improve this question EDIT As of OS X 10.9 iOS 7 this is built into the frameworks. See NSData base64EncodedDataWithOptions Prior to.. into base64 how can I do this iphone base64 nsdata share improve this question EDIT As of OS X 10.9 iOS 7 this is built into the frameworks. See NSData base64EncodedDataWithOptions Prior to iOS7 OS X 10.9 Matt Gallagher wrote an article..
How to share custom data between iPhone applications? http://stackoverflow.com/questions/220630/how-to-share-custom-data-between-iphone-applications can should I share custom data not contacts and stuff like that among them Thanks iphone cocoa touch share improve this question There are two different ways you might go about this. 1 The data you need to share is non persistent. In other.. among them Thanks iphone cocoa touch share improve this question There are two different ways you might go about this. 1 The data you need to share is non persistent. In other words you need to launch one application with a piece of data.. persistent. In other words you need to launch one application with a piece of data that it can do something with. In this case you would register a special URL scheme per application. You can find out more information about URL schemes via Craig..
How do I reset the scale/zoom of a web app on an orientation change on the iPhone? http://stackoverflow.com/questions/2557801/how-do-i-reset-the-scale-zoom-of-a-web-app-on-an-orientation-change-on-the-iphon the correct behavior in a web app on an orientation change and there doesn't seem to be an obvious solution I've seen this question asked a couple of times on Stack Overflow and no one's yet been able to answer it. When I start the app in portrait.. the zoom so that the scale is correct when the orientation changes back to portrait. I am trying to figure out if this is a bug or if this is something that can be fixed with Javascript With the viewport meta content I am setting the initial.. the scale is correct when the orientation changes back to portrait. I am trying to figure out if this is a bug or if this is something that can be fixed with Javascript With the viewport meta content I am setting the initial scale to 1.0 and..
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 build a single static library that includes both simulator and iPhone and iPad. However Apple has no documentation on this that I can find and Xcode's default templates are NOT configured to do this. I'm looking for a simple portable re usable.. However Apple has no documentation on this that I can find and Xcode's default templates are NOT configured to do this. I'm looking for a simple portable re usable technique that can be done inside Xcode. Some history In 2008 we used to be.. NOT configured to do this. I'm looking for a simple portable re usable technique that can be done inside Xcode. Some history In 2008 we used to be able to make single static libs that included both sim and device. Apple disabled that. Throughout..
Choosing the right IOS XML parser http://stackoverflow.com/questions/4181690/choosing-the-right-ios-xml-parser about TBXML but I was concerned about its lack of XPath support. For instance lets say my XML file looked like this. blog author foo1 author comments comment text CDATA HTML code that must be extracted text author foo2 author comment.. extract that cdata. And know whether it is the blog author a comment author. iphone xml parsing sdk share improve this question Best comparison I've seen on the subject http www.raywenderlich.com 553 how to chose the best xml parser for.. 553 how to chose the best xml parser for your iphone project The difference between the slowest and fastest parsers in his case was a factor of 2. Depending on your feature requirements there are definitely parsers that can cut your parsing time..
iPhone - Backgrounding to poll for events http://stackoverflow.com/questions/4656214/iphone-backgrounding-to-poll-for-events the data counters. After much reading of the Background Execution documentation and a few trial apps I'd dismissed this as impossible without abusing the background APIs. Last week I found this application which does exactly that. http itunes.apple.com.. and a few trial apps I'd dismissed this as impossible without abusing the background APIs. Last week I found this application which does exactly that. http itunes.apple.com us app dataman real time data usage id393282873 mt 8 It runs.. background and keeps track of the count of Cellular WiFi data you've used. I suspect that the developer is registering his app as tracking location changes but the location services icon isn't visible while the app is running which I thought was..
http://stackoverflow.com/questions/5355846/iphone-facebook-video-upload Facebook Video Upload I've been working on this for a couple of days now and just can't seem to find a straight answer or example anywhere. I am trying to upload a video.. url within the facebook.m file to static NSString kRestserverBaseURL @ https api video.facebook.com method When I run this the upload crashes with an error facebookErrDomain err 353. Any help would be appreciated. EDIT With Zoul's help I now have.. would be appreciated. EDIT With Zoul's help I now have the following code implemented I have done nothing to alter his upload class nor the version of the SDK it came with . The request no longer gets an error however nothing is being uploaded...
What's the best way to communicate between view controllers? http://stackoverflow.com/questions/569940/whats-the-best-way-to-communicate-between-view-controllers are some stern warnings in the slide about communicating between your UIViewControllers. I'm going to quote from this serious of slides http cs193p.stanford.edu downloads 08 NavigationTabBarControllers.pdf Page 16 51 How Not To Share Data.. downloads 08 NavigationTabBarControllers.pdf Page 16 51 How Not To Share Data Global Variables or singletons This includes your application delegate Direct dependencies make your code less reusable And more difficult to debug test Ok... delegate and reference the viewcontroller instances in the app delegate methods. Fair 'nuff. A bit further on we get this slide telling us what we should do. Page 18 51 Best Practices for Data Flow Figure out exactly what needs to be communicated..
How to show button 'Done' on number pad on iPhone? http://stackoverflow.com/questions/584538/how-to-show-button-done-on-number-pad-on-iphone 'Done' on number pad on iPhone There is no 'Done' button on number pad by default. When a user finishes entering his numeric information in a textfield how can I make the number pad disappear I may do this by remaining the Text Input Traits.. When a user finishes entering his numeric information in a textfield how can I make the number pad disappear I may do this by remaining the Text Input Traits default but users have to switch to number pad every time they input their numbers. Are.. their numbers. Are there any other ways to show a 'Done' button on number pad iphone user input share improve this question I found an absolutely great solution to this here UIKeyboardTypeNumberPad and missing return key Using it in..
http://stackoverflow.com/questions/6124109/instance-variables-with-underscore-in-objective-c-2-0-and-renaming-with-synthet objective c class work I'm using the same convention for instance variable and properties naming as shown by sebnow in his following answer instance variable method argument naming in Objective C I copy paste his example code here @interface Foo.. naming as shown by sebnow in his following answer instance variable method argument naming in Objective C I copy paste his example code here @interface Foo NSObject id _bar @property nonatomic retain id bar id initWithBar id aBar @end @implementation.. the Foo class I use for example _bar aBar instead of using bar aBar The 'Analyse' tool introduced by Xcode 4 gives me this warning I'm using version 4.0.2 Instance variable 'bar' in class 'Foo' is never used by the methods in its @implementation..
iCloud basics and code sample [closed] http://stackoverflow.com/questions/7795629/icloud-basics-and-code-sample I have a very simple iCloud app running full sample code below . There is only one UITextView shown to the user and his her input is saved in a file called text.txt. The txt file is pushed to the cloud and made available to all devices. Works.. cloud. Do I have to incorporate separate functions which will also save a local copy of text.txt into my sandbox Will this work for non iCloud users As I understand iCloud it will save a local copy of text.txt automatically. So there shouldn't.. my app i.e. as it used to be in the old pre iCloud days . Right now my sandbox is totally empty but I don't know if this is correct. Should I keep another copy of text.txt in there This feels like cluttering my data structure... as there is..
Detecting Color of iPhone/iPad/iPod touch? http://stackoverflow.com/questions/8463212/detecting-color-of-iphone-ipad-ipod-touch I want to load corresponding UI skins in case of Black or White devices. iphone objective c ios share improve this question The answer to the question is NO as of now and personally I don't think it's worth much because what if the end.. now and personally I don't think it's worth much because what if the end user uses a skin or an additional casing for his iPhone I'd suggest to initially ask the user Hey what's the color of your phone and then do accordingly. Additionally a.. ask the user Hey what's the color of your phone and then do accordingly. Additionally a research provided me with this information I'm not sure if it's TRUE or if is going to help you. The serial number is the key If aabccdddeef is the serial..
How do I add a gradient to the text of a UILabel, but not the background? http://stackoverflow.com/questions/1266179/how-do-i-add-a-gradient-to-the-text-of-a-uilabel-but-not-the-background have access to on the iPhone. The author provides an example of how to do this using public API in a subsequent post . His later example uses a gradient image for the color of the text. Unfortunately it appears his blog has since been removed..
Asynchronous methods in NSOperation http://stackoverflow.com/questions/1596160/asynchronous-methods-in-nsoperation
iPhone Image slideshow [closed] http://stackoverflow.com/questions/1631170/iphone-image-slideshow is his image viewer that he created. I am certain if you checkout his work you can find what you are looking for. His project lives on github. https github.com facebook three20 Reference to his work from his website http joehewitt.com post..
Proper way to instantiate an NSDecimalNumber from float or double http://stackoverflow.com/questions/5304855/proper-way-to-instantiate-an-nsdecimalnumber-from-float-or-double
How to force a view to render itself? http://stackoverflow.com/questions/5408234/how-to-force-a-view-to-render-itself similar as a more general question here to which Tom Swift provided an answer that manipulates the current run loop. His suggestion was to force the run loop through one iteration immediately after you call setNeedsDisplay using the following..
Understanding @Protocols in Objective-C http://stackoverflow.com/questions/5738428/understanding-protocols-in-objective-c basic C and decided to start learning Objective C. I am reading Programming in Objective C 2.0 by Steven Kochan. His section on Protocols is vague. He doesn't thoroughly explain WHY someone would want to use protocols in their programs nor..
NSURLRequest - encode url for NSURLRequest POST Body (iPhone objective-C) http://stackoverflow.com/questions/787582/nsurlrequest-encode-url-for-nsurlrequest-post-body-iphone-objective-c
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