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2014/10/15 ¤U¤È 10:12:51
iphone Programming Glossary: preferApple PNS (push notification services) sample code http://stackoverflow.com/questions/1052645/apple-pns-push-notification-services-sample-code theHost # Write out our data ssl_sock.write theNotification # Close the connection apple would prefer that we keep # a connection open and push data as needed. ssl_sock.close There's also a rails gem called..
http://stackoverflow.com/questions/1106943/nscalendar-first-day-of-week I can most likely do some work to work around this but there will be a lot of corner cases. I'd prefer the platform do it for me. Thanks in advance Here's some the code that I'm using. it's saturday now..
iPhone UITextField - Change placeholder text color http://stackoverflow.com/questions/1340224/iphone-uitextfield-change-placeholder-text-color to change the color of the placeholder text I set in my UITextField controls to make it black. I'd prefer to do this without using normal text as the placeholder and having to override all the methods to imitate..
Uploading and downloading via ftp with iPhone SDK http://stackoverflow.com/questions/1354012/uploading-and-downloading-via-ftp-with-iphone-sdk apple 5Fref doc uid TP30001132 CH9 SW1 which details the FTP information you need. If you prefer a PDF with all the networking info in it have a look at http developer.apple.com iphone library documentation..
iPhone ivar naming convention [duplicate] http://stackoverflow.com/questions/2114587/iphone-ivar-naming-convention with incoming parameter names. Even in Apple sample code the use is mixed. However I greatly prefer to not use the _ prefix and have two strong reasons 1 Some people think the _ is a good indicator of..
iPhone: How do I detect when an app is launched for the first time? [closed] http://stackoverflow.com/questions/308832/iphone-how-do-i-detect-when-an-app-is-launched-for-the-first-time application share improve this question Pretty much what Marc and Chris said though I prefer to change the value when the app quits in case there're multiple areas of the application that need..
Difference between [UIImage imageNamed…] and [UIImage imageWithData…]? http://stackoverflow.com/questions/316236/difference-between-uiimage-imagenamed-and-uiimage-imagewithdata NSData imageData NSData dataWithContentsOfFile fileLocation UIImage imageWithData imageData I prefer the first one because it's a lot less code but I have seen some people saying that the image is cached..
How do you use NSAttributedString? http://stackoverflow.com/questions/3482346/how-do-you-use-nsattributedstring length of each of the three NSAttributedString substrings will be changing often and so I would prefer not to use any calculations to re position 3 separate NSString objects. If it's possible using NSAttributedString.. ipad ios4 nsattributedstring share improve this question When building attributed strings I prefer to use the mutable subclass just to keep things cleaner. That being said here's how you create a tri..
dismissModalViewController AND pass data back http://stackoverflow.com/questions/6203799/dismissmodalviewcontroller-and-pass-data-back familiarize yourself with them NSNotifications are another way to do this but as a best practice I prefer using it when I want to communicate across multiple viewControllers or objects. Here's an answer I posted..
Open source CoverFlow library for iPhone [closed] http://stackoverflow.com/questions/718984/open-source-coverflow-library-for-iphone for the iPhone I've found one implementation that is licensed per application however I'd much prefer to go the open source route. Also I'm interested in libraries that use only public APIs as using non..
http://stackoverflow.com/questions/8146253/animate-change-of-view-controllers-without-using-navigation-controller-stack-su I called TransitionController . You can find it at https gist.github.com 1394947 . As an aside I prefer the implementation in a separate class b c it's easier to reuse. If you don't want that you could simply..
Apple PNS (push notification services) sample code http://stackoverflow.com/questions/1052645/apple-pns-push-notification-services-sample-code socket.SOCK_STREAM certfile theCertfile ssl_sock.connect theHost # Write out our data ssl_sock.write theNotification # Close the connection apple would prefer that we keep # a connection open and push data as needed. ssl_sock.close There's also a rails gem called apn_on_rails that seems to work pretty well if you're developing..
http://stackoverflow.com/questions/1106943/nscalendar-first-day-of-week worth of work and it needs to start on Monday not Sunday. I can most likely do some work to work around this but there will be a lot of corner cases. I'd prefer the platform do it for me. Thanks in advance Here's some the code that I'm using. it's saturday now so what I would hope is that weekday would be 6 instead of 7...
iPhone UITextField - Change placeholder text color http://stackoverflow.com/questions/1340224/iphone-uitextfield-change-placeholder-text-color UITextField Change placeholder text color I'd like to change the color of the placeholder text I set in my UITextField controls to make it black. I'd prefer to do this without using normal text as the placeholder and having to override all the methods to imitate the behaviour of a placeholder. I believe if I override..
Uploading and downloading via ftp with iPhone SDK http://stackoverflow.com/questions/1354012/uploading-and-downloading-via-ftp-with-iphone-sdk Networking Conceptual CFNetwork CFFTPTasks CFFTPTasks.html# apple 5Fref doc uid TP30001132 CH9 SW1 which details the FTP information you need. If you prefer a PDF with all the networking info in it have a look at http developer.apple.com iphone library documentation Networking Conceptual CFNetwork CFNetwork.pdf In this..
iPhone ivar naming convention [duplicate] http://stackoverflow.com/questions/2114587/iphone-ivar-naming-convention class variables and as another responder noted to avoid conflict with incoming parameter names. Even in Apple sample code the use is mixed. However I greatly prefer to not use the _ prefix and have two strong reasons 1 Some people think the _ is a good indicator of private . My take is that NO class local variable should be..
iPhone: How do I detect when an app is launched for the first time? [closed] http://stackoverflow.com/questions/308832/iphone-how-do-i-detect-when-an-app-is-launched-for-the-first-time app is launched for the first time iphone cocoa touch launching application share improve this question Pretty much what Marc and Chris said though I prefer to change the value when the app quits in case there're multiple areas of the application that need to know about it. In code applicationDidFinishLaunching NSUserDefaults..
Difference between [UIImage imageNamed…] and [UIImage imageWithData…]? http://stackoverflow.com/questions/316236/difference-between-uiimage-imagenamed-and-uiimage-imagewithdata NSBundle mainBundle pathForResource fileName ofType extension NSData imageData NSData dataWithContentsOfFile fileLocation UIImage imageWithData imageData I prefer the first one because it's a lot less code but I have seen some people saying that the image is cached and that this method uses more memory Since I don't trust..
How do you use NSAttributedString? http://stackoverflow.com/questions/3482346/how-do-you-use-nsattributedstring The reason I don't use 3 separate NSStrings is because the length of each of the three NSAttributedString substrings will be changing often and so I would prefer not to use any calculations to re position 3 separate NSString objects. If it's possible using NSAttributedString how do I make the following if not possible with.. time. So using hardcoded NSRange values won't work. iphone ipad ios4 nsattributedstring share improve this question When building attributed strings I prefer to use the mutable subclass just to keep things cleaner. That being said here's how you create a tri color attributed string NSMutableAttributedString string NSMutableAttributedString..
dismissModalViewController AND pass data back http://stackoverflow.com/questions/6203799/dismissmodalviewcontroller-and-pass-data-back EXTREMELY EXTREMELY useful. It would do you good to familiarize yourself with them NSNotifications are another way to do this but as a best practice I prefer using it when I want to communicate across multiple viewControllers or objects. Here's an answer I posted earlier if you're curious about using NSNotifications..
Open source CoverFlow library for iPhone [closed] http://stackoverflow.com/questions/718984/open-source-coverflow-library-for-iphone any open source CoverFlow like APIs or libraries available for the iPhone I've found one implementation that is licensed per application however I'd much prefer to go the open source route. Also I'm interested in libraries that use only public APIs as using non public APIs might keep an app from getting published in the..
http://stackoverflow.com/questions/8146253/animate-change-of-view-controllers-without-using-navigation-controller-stack-su . I've implemented a simple container class I called TransitionController . You can find it at https gist.github.com 1394947 . As an aside I prefer the implementation in a separate class b c it's easier to reuse. If you don't want that you could simply implement the same logic directly in your app delegate..
Apple PNS (push notification services) sample code http://stackoverflow.com/questions/1052645/apple-pns-push-notification-services-sample-code ssl_sock.connect theHost # Write out our data ssl_sock.write theNotification # Close the connection apple would prefer that we keep # a connection open and push data as needed. ssl_sock.close There's also a rails gem called apn_on_rails that..
iOS Image Orientation has Strange Behavior http://stackoverflow.com/questions/10600613/ios-image-orientation-has-strange-behavior the image because it thinks it should be rotated I can't figure out how to rotate the image in memory ideally I would prefer to just wipe away that imageOrientation flag all together. Here's something else that has been baffling me as well... When..
http://stackoverflow.com/questions/1106943/nscalendar-first-day-of-week on Monday not Sunday. I can most likely do some work to work around this but there will be a lot of corner cases. I'd prefer the platform do it for me. Thanks in advance Here's some the code that I'm using. it's saturday now so what I would hope..
iPhone UITextField - Change placeholder text color http://stackoverflow.com/questions/1340224/iphone-uitextfield-change-placeholder-text-color color I'd like to change the color of the placeholder text I set in my UITextField controls to make it black. I'd prefer to do this without using normal text as the placeholder and having to override all the methods to imitate the behaviour..
Uploading and downloading via ftp with iPhone SDK http://stackoverflow.com/questions/1354012/uploading-and-downloading-via-ftp-with-iphone-sdk CFFTPTasks CFFTPTasks.html# apple 5Fref doc uid TP30001132 CH9 SW1 which details the FTP information you need. If you prefer a PDF with all the networking info in it have a look at http developer.apple.com iphone library documentation Networking..
iPhone ivar naming convention [duplicate] http://stackoverflow.com/questions/2114587/iphone-ivar-naming-convention noted to avoid conflict with incoming parameter names. Even in Apple sample code the use is mixed. However I greatly prefer to not use the _ prefix and have two strong reasons 1 Some people think the _ is a good indicator of private . My take is..
http://stackoverflow.com/questions/221592/geolocation-api-on-the-iphone users but rather than spend the time developing apps for every different platform iPhone Android etc... I'd much prefer to create a web app that makes use of the W3C Standard. javascript iphone geolocation gps share improve this question..
Best way to save data on the iPhone http://stackoverflow.com/questions/307313/best-way-to-save-data-on-the-iphone . My main worry is data persisting across upgrades. Some of the applications I use clearly got this wrong and I would prefer not to iphone objective c share improve this question To save state NSUserDefaults is the way to go. I believe most..
iPhone: How do I detect when an app is launched for the first time? [closed] http://stackoverflow.com/questions/308832/iphone-how-do-i-detect-when-an-app-is-launched-for-the-first-time iphone cocoa touch launching application share improve this question Pretty much what Marc and Chris said though I prefer to change the value when the app quits in case there're multiple areas of the application that need to know about it. In..
Difference between [UIImage imageNamed…] and [UIImage imageWithData…]? http://stackoverflow.com/questions/316236/difference-between-uiimage-imagenamed-and-uiimage-imagewithdata ofType extension NSData imageData NSData dataWithContentsOfFile fileLocation UIImage imageWithData imageData I prefer the first one because it's a lot less code but I have seen some people saying that the image is cached and that this method..
How do you use NSAttributedString? http://stackoverflow.com/questions/3482346/how-do-you-use-nsattributedstring is because the length of each of the three NSAttributedString substrings will be changing often and so I would prefer not to use any calculations to re position 3 separate NSString objects. If it's possible using NSAttributedString how do.. won't work. iphone ipad ios4 nsattributedstring share improve this question When building attributed strings I prefer to use the mutable subclass just to keep things cleaner. That being said here's how you create a tri color attributed string..
Drawing waveform with AVAssetReader http://stackoverflow.com/questions/5032775/drawing-waveform-with-avassetreader averaging and render methods see the end of this message for the alternate version comparison outputs. I personally prefer the original linear version but have decided to post it in case someone can improve on the algorithm used. You'll need these..
dismissModalViewController AND pass data back http://stackoverflow.com/questions/6203799/dismissmodalviewcontroller-and-pass-data-back do you good to familiarize yourself with them NSNotifications are another way to do this but as a best practice I prefer using it when I want to communicate across multiple viewControllers or objects. Here's an answer I posted earlier if you're..
http://stackoverflow.com/questions/6851660/version-vs-build-in-xcode-4 buildNumber INFOPLIST_FILE As @Bdebeez pointed out the Apple Generic Versioning Tool agvtool is also available. If you prefer to use it instead then there are a couple things to change first Select the Build Settings tab. Under the Versioning section.. at the item at index 2 under the PreferenceSpecifiers array in your plist file so for a 0 based index that's the 3rd preference setting in the array. productVersion usr libexec PlistBuddy c Print CFBundleShortVersionString INFOPLIST_FILE usr libexec..
Open source CoverFlow library for iPhone [closed] http://stackoverflow.com/questions/718984/open-source-coverflow-library-for-iphone or libraries available for the iPhone I've found one implementation that is licensed per application however I'd much prefer to go the open source route. Also I'm interested in libraries that use only public APIs as using non public APIs might keep..
http://stackoverflow.com/questions/8146253/animate-change-of-view-controllers-without-using-navigation-controller-stack-su container class I called TransitionController . You can find it at https gist.github.com 1394947 . As an aside I prefer the implementation in a separate class b c it's easier to reuse. If you don't want that you could simply implement the same..
How to capture current view screenshot and reuse in code? (iPhone SDK) http://stackoverflow.com/questions/879064/how-to-capture-current-view-screenshot-and-reuse-in-code-iphone-sdk the views suddenly is tolerable but is far below the polish I'm building into the rest of the app. What I would prefer to do is this When shouldAutorotateToInterfaceOrientation is called I would like to grab an opaque view snapshot a screenshot.. NO on all orientations other than my default one and then react by applying my own animations and transforms. I'd prefer to use the system to do this however as I feel it is likely doing it myself could cause undefined keyboard behavior in the..
Is there any way to determine if the iphone is roaming? http://stackoverflow.com/questions/900547/is-there-any-way-to-determine-if-the-iphone-is-roaming connections if out of their home network. The application I am writing is for jailbroken phones however I would prefer to use standard SDKs if possible. Here is what I've already found 1. Apple SDKs In the apple documentation I found the promise.. pdf for 'roam' or 'roaming' both turn up nil. So does their sample code. 2. Grep of a Jailbroken iPhone FS The preferences general networking tab is where users can turn on or off their roaming. Looking in the plist file for this Applications.. I may resort to screen scraping the the carrier name with injected code in the SpringBoard but I would really rather prefer not to go that route. Any advice much appreciated. Thanks. iphone jailbreak core telephony roaming profile share improve..
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