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2014/10/15 ¤U¤È 10:16:00
iphone Programming Glossary: worksiOS 6 apps - how to deal with iPhone 5 screen size? [duplicate] http://stackoverflow.com/questions/12396545/ios-6-apps-how-to-deal-with-iphone-5-screen-size view.autoresizingMask UIViewAutoresizingFlexibleWidth UIViewAutoresizingFlexibleHeight It works great out of the box for table views however if your app used pixel perfect layout for displaying content..
AES Encryption for an NSString on the iPhone http://stackoverflow.com/questions/1400246/aes-encryption-for-an-nsstring-on-the-iphone CCCrypt which caused compile errors. A later comment on that post includes this adapted code which works for me and seems a bit more straightforward. If you include their code for the NSData category you can.. ciphertext AES256DecryptWithKey key encoding NSUTF8StringEncoding autorelease This definitely works on Snow Leopard and @Boz reports that CommonCrypto is part of the Core OS on the iPhone. Both 10.4 and..
How do I detect when someone shakes an iPhone? http://stackoverflow.com/questions/150446/how-do-i-detect-when-someone-shakes-an-iphone
How to call Objective-C from Javascript? http://stackoverflow.com/questions/1662473/how-to-call-objective-c-from-javascript C method using the above... return NO return YES Return YES to make sure regular navigation works as expected. And in Javascript function store event document.location myapp myfunction param1 param2..
How to store custom objects in NSUserDefaults http://stackoverflow.com/questions/2315948/how-to-store-custom-objects-in-nsuserdefaults name release life release super dealloc @end So that's my class pretty straight forward I know it works in making my objects. So here is the relevant parts of the AppDelegate file where I call the encryption..
http://stackoverflow.com/questions/2371489/why-do-you-use-an-underscore-for-an-instance-variable-but-not-its-corresponding named _level and why name a variable with a leading _ in the first place I don't know. How it works is answered in LevelMeter.m CGFloat level return _level void setLevel CGFloat v _level v share improve..
The simplest way to resize an UIImage? http://stackoverflow.com/questions/2658738/the-simplest-way-to-resize-an-uiimage the image UIImage newImage image _imageScaledToSize CGSizeMake 290 390 interpolationQuality 1 It works perfectly but it's an undocumented function so I can't use it anymore with iPhone OS4. So... what is..
Starting iPhone app development in Linux? http://stackoverflow.com/questions/276907/starting-iphone-app-development-in-linux perfectly fast. I found a prebuilt VM online I'll leave it to you to find Xcode iPhone development works perfectly as does debugging via USB to the phone itself. It actually surprised me a lot but I've had..
How do I apply a perspective transform to a UIView? http://stackoverflow.com/questions/347721/how-do-i-apply-a-perspective-transform-to-a-uiview of the CATransform3D m34 . Matrix math has never been my thing so I can't explain exactly why this works but it does. You'll need to set this value to a negative fraction for your initial transform then apply..
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 touch 2010 04 universal static libraries There's some bugs in his script that means it only works on his machine he should be using BUILT_PRODUCTS_DIR and or BUILD_DIR instead of guesstimating them.. How to include non sourcecode files in your project PNG PLIST XML etc Do everything above check it works Create a new Run Script phase that comes AFTER THE FIRST ONE copy paste the code below Create a new..
How to capture UIView to UIImage without loss of quality on retina display http://stackoverflow.com/questions/4334233/how-to-capture-uiview-to-uiimage-without-loss-of-quality-on-retina-display to capture UIView to UIImage without loss of quality on retina display My code works fine for normal devices but creates blurry images on retina devices. Does anybody know a solution for..
What's the best way to communicate between view controllers? http://stackoverflow.com/questions/569940/whats-the-best-way-to-communicate-between-view-controllers and iPhone dev in general I have a strong desire to get the most out of the language and the frameworks. One of the resources I'm using is Stanford's CS193P class notes that they have left on the web. It.. pushed onto the UINavigationController stack. That's how the UINavigationController works. That's logical. However there are some stern warnings in the slide about communicating between your..
How do I get a background location update every n minutes in my iOS application? http://stackoverflow.com/questions/6347503/how-do-i-get-a-background-location-update-every-n-minutes-in-my-ios-application options CLLocationManager startUpdatingLocation startMonitoringSignificantLocationChanges This works in the background as expected based on the configured properties but it seems not possible to force.. In case n is smaller than UIApplication backgroundTimeRemaining it does works just fine in case n is larger the location manager should be enabled and disabled again before there..
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 setDateFormat @ yyyyMMddHHmmss NSString dateStr fmt stringFromDate someDate fmt release Then it works fine in the US and most locales UNTIL ... someone with their phone set to a 24 hour region sets the..
performSelector may cause a leak because its selector is unknown http://stackoverflow.com/questions/7017281/performselector-may-cause-a-leak-because-its-selector-is-unknown for the method corresponding to the controller. All objects respond to methodForSelector and it works through some lower level Objective C runtime methods so you could do this directly with the runtime..
Has anyone implemented the PayPal API through a native iPhone app? http://stackoverflow.com/questions/779423/has-anyone-implemented-the-paypal-api-through-a-native-iphone-app below this code may still be useful for the purchase of physical goods Update Although this code works App Store terms won't allow you to use this code within an app. Original Answer I figured this out after..
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 devices headsets mention you can't connect to an arbitrary device unless if it's part of the Works for iPhone device. Do I need hardware that is part of this program Looking through the Apple documentation..
IOS 6 force device orientation to landscape http://stackoverflow.com/questions/12640870/ios-6-force-device-orientation-to-landscape
Creating a left-arrow button (like UINavigationBar's “back” style) on a UIToolbar http://stackoverflow.com/questions/227078/creating-a-left-arrow-button-like-uinavigationbars-back-style-on-a-uitoolba I then just created a custom UIView that I use in the customView property of the toolbar item. Works well for me. Edit As pointed out by PrairieHippo maralbjo found that using the following simple code..
Cocoa Graphing/Plotting Framework that Works on iPhoneOS [closed] http://stackoverflow.com/questions/263472/cocoa-graphing-plotting-framework-that-works-on-iphoneos Graphing Plotting Framework that Works on iPhoneOS closed Looking at adding some data graphing to a new iPhone app in development ala the..
http://stackoverflow.com/questions/6769345/xcode-4-valid-signing-identity-not-found-error-on-provisioning-profiles-on-a name and password. On your new machine launch Xcode and import the profile you exported above. Works like a charm. Edit for Xcode 4.4 With Xcode 4.4 at step 3 choose Provisioning Profiles under LIBRARY...
iCloud basics and code sample [closed] http://stackoverflow.com/questions/7795629/icloud-basics-and-code-sample 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 users who do not use iCloud When I launch my app see code below..
http://stackoverflow.com/questions/8275578/how-to-get-information-about-free-memory-and-running-processes-in-an-app-store-a
View Controllers: How to switch between views programmatically? http://stackoverflow.com/questions/910994/view-controllers-how-to-switch-between-views-programmatically which I added as an subview to the view of the Nib. This has green color and I see it fullscreen. Works fine. Then I created two other View Controllers pretty much the same way. ViewControllerA and ViewControllerB...
How to know the UITableview row number http://stackoverflow.com/questions/9274494/how-to-know-the-uitableview-row-number toView self.tableView NSIndexPath hitIndex self.tableView indexPathForRowAtPoint hitPoint Works with any type of view multi section tables whatever you can throw at it as long as the origin of your..
iOS 6 apps - how to deal with iPhone 5 screen size? [duplicate] http://stackoverflow.com/questions/12396545/ios-6-apps-how-to-deal-with-iphone-5-screen-size mask of the center content to expand in both directions. view.autoresizingMask UIViewAutoresizingFlexibleWidth UIViewAutoresizingFlexibleHeight It works great out of the box for table views however if your app used pixel perfect layout for displaying content then your best bet would be to re imagine the content..
AES Encryption for an NSString on the iPhone http://stackoverflow.com/questions/1400246/aes-encryption-for-an-nsstring-on-the-iphone decently... aside from the extra comma in each call to CCCrypt which caused compile errors. A later comment on that post includes this adapted code which works for me and seems a bit more straightforward. If you include their code for the NSData category you can write something like this Note The printf calls are only.. withKey NSString key return NSString alloc initWithData ciphertext AES256DecryptWithKey key encoding NSUTF8StringEncoding autorelease This definitely works on Snow Leopard and @Boz reports that CommonCrypto is part of the Core OS on the iPhone. Both 10.4 and 10.5 have usr include CommonCrypto although 10.5 has a man..
How do I detect when someone shakes an iPhone? http://stackoverflow.com/questions/150446/how-do-i-detect-when-someone-shakes-an-iphone
How to call Objective-C from Javascript? http://stackoverflow.com/questions/1662473/how-to-call-objective-c-from-javascript components objectAtIndex 3 param2 Call your method in Objective C method using the above... return NO return YES Return YES to make sure regular navigation works as expected. And in Javascript function store event document.location myapp myfunction param1 param2 But nothing happens. iphone cocoa touch uiwebview share..
How to store custom objects in NSUserDefaults http://stackoverflow.com/questions/2315948/how-to-store-custom-objects-in-nsuserdefaults decoder decodeObjectForKey @ life return self void dealloc name release life release super dealloc @end So that's my class pretty straight forward I know it works in making my objects. So here is the relevant parts of the AppDelegate file where I call the encryption and decrypt functions @class MainViewController @interface..
http://stackoverflow.com/questions/2371489/why-do-you-use-an-underscore-for-an-instance-variable-but-not-its-corresponding
The simplest way to resize an UIImage? http://stackoverflow.com/questions/2658738/the-simplest-way-to-resize-an-uiimage it to 290 390 pixels. I was using this method to resize the image UIImage newImage image _imageScaledToSize CGSizeMake 290 390 interpolationQuality 1 It works perfectly but it's an undocumented function so I can't use it anymore with iPhone OS4. So... what is the simplest way to resize an UIImage iphone resize uiimage..
Starting iPhone app development in Linux? http://stackoverflow.com/questions/276907/starting-iphone-app-development-in-linux
How do I apply a perspective transform to a UIView? http://stackoverflow.com/questions/347721/how-do-i-apply-a-perspective-transform-to-a-uiview here is to directly access one of the matrix cells of the CATransform3D m34 . Matrix math has never been my thing so I can't explain exactly why this works but it does. You'll need to set this value to a negative fraction for your initial transform then apply your layer rotation transforms to that. You should also..
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 an excellent approach but it doesn't work http www.drobnik.com touch 2010 04 universal static libraries There's some bugs in his script that means it only works on his machine he should be using BUILT_PRODUCTS_DIR and or BUILD_DIR instead of guesstimating them Apple's latest Xcode prevents you from doing what he's done.. ...that is the location of your Universal Build. How to include non sourcecode files in your project PNG PLIST XML etc Do everything above check it works Create a new Run Script phase that comes AFTER THE FIRST ONE copy paste the code below Create a new Target in Xcode of type bundle In your MAIN PROJECT in Build..
How to capture UIView to UIImage without loss of quality on retina display http://stackoverflow.com/questions/4334233/how-to-capture-uiview-to-uiimage-without-loss-of-quality-on-retina-display to capture UIView to UIImage without loss of quality on retina display My code works fine for normal devices but creates blurry images on retina devices. Does anybody know a solution for my issue UIImage imageWithView UIView view UIGraphicsBeginImageContext..
What's the best way to communicate between view controllers? http://stackoverflow.com/questions/569940/whats-the-best-way-to-communicate-between-view-controllers between view controllers Being new to objective c cocoa and iPhone dev in general I have a strong desire to get the most out of the language and the frameworks. One of the resources I'm using is Stanford's CS193P class notes that they have left on the web. It includes lecture notes assignments and sample code and since.. a UINavigationController based app that has multiple UIViewControllers pushed onto the UINavigationController stack. That's how the UINavigationController 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..
How do I get a background location update every n minutes in my iOS application? http://stackoverflow.com/questions/6347503/how-do-i-get-a-background-location-update-every-n-minutes-in-my-ios-application work for non jailbroken iPhones. I tried considered following options CLLocationManager startUpdatingLocation startMonitoringSignificantLocationChanges This works in the background as expected based on the configured properties but it seems not possible to force it to update the location every n minutes NSTimer Does work.. in the background by using UIApplication beginBackgroundTaskWithExpirationHandler In case n is smaller than UIApplication backgroundTimeRemaining it does works just fine in case n is larger the location manager should be enabled and disabled again before there is no time remaining to avoid the background task being killed...
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 such as NSDateFormatter fmt NSDateFormatter alloc init fmt setDateFormat @ yyyyMMddHHmmss NSString dateStr fmt stringFromDate someDate fmt release Then it works fine in the US and most locales UNTIL ... someone with their phone set to a 24 hour region sets the 12 24 hour switch in settings to 12. Then the above starts tacking..
performSelector may cause a leak because its selector is unknown http://stackoverflow.com/questions/7017281/performselector-may-cause-a-leak-because-its-selector-is-unknown is you're asking the controller for the C function pointer for the method corresponding to the controller. All objects respond to methodForSelector and it works through some lower level Objective C runtime methods so you could do this directly with the runtime API as well . These function pointers are called IMP s and are..
Has anyone implemented the PayPal API through a native iPhone app? http://stackoverflow.com/questions/779423/has-anyone-implemented-the-paypal-api-through-a-native-iphone-app paypal share improve this question Re Update As answered below this code may still be useful for the purchase of physical goods Update Although this code works App Store terms won't allow you to use this code within an app. Original Answer I figured this out after some heavy API research. Below is a method that creates..
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 like Can the iPhone 3.0 SDK provide full access to Bluetooth devices headsets mention you can't connect to an arbitrary device unless if it's part of the Works for iPhone device. Do I need hardware that is part of this program Looking through the Apple documentation Peer to Peer Connectivity it mentions connecting two..
IOS 6 force device orientation to landscape http://stackoverflow.com/questions/12640870/ios-6-force-device-orientation-to-landscape
Creating a left-arrow button (like UINavigationBar's “back” style) on a UIToolbar http://stackoverflow.com/questions/227078/creating-a-left-arrow-button-like-uinavigationbars-back-style-on-a-uitoolba p 447 http www.chrisandtennille.com pictures backbutton.psd I then just created a custom UIView that I use in the customView property of the toolbar item. Works well for me. Edit As pointed out by PrairieHippo maralbjo found that using the following simple code did the trick requires custom image in bundle should be combined..
Cocoa Graphing/Plotting Framework that Works on iPhoneOS [closed] http://stackoverflow.com/questions/263472/cocoa-graphing-plotting-framework-that-works-on-iphoneos Graphing Plotting Framework that Works on iPhoneOS closed Looking at adding some data graphing to a new iPhone app in development ala the Stocks app . I realize I could buckle down and do some Quartz..
http://stackoverflow.com/questions/6769345/xcode-4-valid-signing-identity-not-found-error-on-provisioning-profiles-on-a bottom left side of the window. Xcode asks you to choose a file name and password. On your new machine launch Xcode and import the profile you exported above. Works like a charm. Edit for Xcode 4.4 With Xcode 4.4 at step 3 choose Provisioning Profiles under LIBRARY. Then select your provisioning profiles either with the mouse..
iCloud basics and code sample [closed] http://stackoverflow.com/questions/7795629/icloud-basics-and-code-sample 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 users who do not use iCloud When I launch my app see code below I check if the user has iCloud enabled. If iCloud is enabled..
http://stackoverflow.com/questions/8275578/how-to-get-information-about-free-memory-and-running-processes-in-an-app-store-a
View Controllers: How to switch between views programmatically? http://stackoverflow.com/questions/910994/view-controllers-how-to-switch-between-views-programmatically contentView @end The contentView is hooked up to an UIView which I added as an subview to the view of the Nib. This has green color and I see it fullscreen. Works fine. Then I created two other View Controllers pretty much the same way. ViewControllerA and ViewControllerB. ViewControllerA has a blue background ViewControllerB..
How to know the UITableview row number http://stackoverflow.com/questions/9274494/how-to-know-the-uitableview-row-number your action method CGPoint hitPoint sender convertPoint CGPointZero toView self.tableView NSIndexPath hitIndex self.tableView indexPathForRowAtPoint hitPoint Works with any type of view multi section tables whatever you can throw at it as long as the origin of your sender is within the cell's frame thanks rob which will usually..
iOS 6 apps - how to deal with iPhone 5 screen size? [duplicate] http://stackoverflow.com/questions/12396545/ios-6-apps-how-to-deal-with-iphone-5-screen-size expand in both directions. view.autoresizingMask UIViewAutoresizingFlexibleWidth UIViewAutoresizingFlexibleHeight It works great out of the box for table views however if your app used pixel perfect layout for displaying content then your best..
AES Encryption for an NSString on the iPhone http://stackoverflow.com/questions/1400246/aes-encryption-for-an-nsstring-on-the-iphone in each call to CCCrypt which caused compile errors. A later comment on that post includes this adapted code which works for me and seems a bit more straightforward. If you include their code for the NSData category you can write something like.. alloc initWithData ciphertext AES256DecryptWithKey key encoding NSUTF8StringEncoding autorelease This definitely works on Snow Leopard and @Boz reports that CommonCrypto is part of the Core OS on the iPhone. Both 10.4 and 10.5 have usr include..
How do I detect when someone shakes an iPhone? http://stackoverflow.com/questions/150446/how-do-i-detect-when-someone-shakes-an-iphone
How to call Objective-C from Javascript? http://stackoverflow.com/questions/1662473/how-to-call-objective-c-from-javascript your method in Objective C method using the above... return NO return YES Return YES to make sure regular navigation works as expected. And in Javascript function store event document.location myapp myfunction param1 param2 But nothing happens...
How to store custom objects in NSUserDefaults http://stackoverflow.com/questions/2315948/how-to-store-custom-objects-in-nsuserdefaults self void dealloc name release life release super dealloc @end So that's my class pretty straight forward I know it works in making my objects. So here is the relevant parts of the AppDelegate file where I call the encryption and decrypt functions..
http://stackoverflow.com/questions/2371489/why-do-you-use-an-underscore-for-an-instance-variable-but-not-its-corresponding
The simplest way to resize an UIImage? http://stackoverflow.com/questions/2658738/the-simplest-way-to-resize-an-uiimage method to resize the image UIImage newImage image _imageScaledToSize CGSizeMake 290 390 interpolationQuality 1 It works perfectly but it's an undocumented function so I can't use it anymore with iPhone OS4. So... what is the simplest way to..
Starting iPhone app development in Linux? http://stackoverflow.com/questions/276907/starting-iphone-app-development-in-linux Q8800 and it is perfectly fast. I found a prebuilt VM online I'll leave it to you to find Xcode iPhone development works perfectly as does debugging via USB to the phone itself. It actually surprised me a lot but I've had no issues at all. ..
How do I apply a perspective transform to a UIView? http://stackoverflow.com/questions/347721/how-do-i-apply-a-perspective-transform-to-a-uiview of the matrix cells of the CATransform3D m34 . Matrix math has never been my thing so I can't explain exactly why this works but it does. You'll need to set this value to a negative fraction for your initial transform then apply your layer rotation..
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 work http www.drobnik.com touch 2010 04 universal static libraries There's some bugs in his script that means it only works on his machine he should be using BUILT_PRODUCTS_DIR and or BUILD_DIR instead of guesstimating them Apple's latest Xcode.. Universal Build. How to include non sourcecode files in your project PNG PLIST XML etc Do everything above check it works Create a new Run Script phase that comes AFTER THE FIRST ONE copy paste the code below Create a new Target in Xcode of type..
How to capture UIView to UIImage without loss of quality on retina display http://stackoverflow.com/questions/4334233/how-to-capture-uiview-to-uiimage-without-loss-of-quality-on-retina-display to capture UIView to UIImage without loss of quality on retina display My code works fine for normal devices but creates blurry images on retina devices. Does anybody know a solution for my issue UIImage imageWithView..
What's the best way to communicate between view controllers? http://stackoverflow.com/questions/569940/whats-the-best-way-to-communicate-between-view-controllers to objective c cocoa and iPhone dev in general I have a strong desire to get the most out of the language and the frameworks. One of the resources I'm using is Stanford's CS193P class notes that they have left on the web. It includes lecture notes.. has multiple UIViewControllers pushed onto the UINavigationController stack. That's how the UINavigationController works. That's logical. However there are some stern warnings in the slide about communicating between your UIViewControllers...
How do I get a background location update every n minutes in my iOS application? http://stackoverflow.com/questions/6347503/how-do-i-get-a-background-location-update-every-n-minutes-in-my-ios-application considered following options CLLocationManager startUpdatingLocation startMonitoringSignificantLocationChanges This works in the background as expected based on the configured properties but it seems not possible to force it to update the location.. beginBackgroundTaskWithExpirationHandler In case n is smaller than UIApplication backgroundTimeRemaining it does works just fine in case n is larger the location manager should be enabled and disabled again before there is no time remaining..
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 alloc init fmt setDateFormat @ yyyyMMddHHmmss NSString dateStr fmt stringFromDate someDate fmt release Then it works fine in the US and most locales UNTIL ... someone with their phone set to a 24 hour region sets the 12 24 hour switch in..
performSelector may cause a leak because its selector is unknown http://stackoverflow.com/questions/7017281/performselector-may-cause-a-leak-because-its-selector-is-unknown the C function pointer for the method corresponding to the controller. All objects respond to methodForSelector and it works through some lower level Objective C runtime methods so you could do this directly with the runtime API as well . These..
Has anyone implemented the PayPal API through a native iPhone app? http://stackoverflow.com/questions/779423/has-anyone-implemented-the-paypal-api-through-a-native-iphone-app Re Update As answered below this code may still be useful for the purchase of physical goods Update Although this code works App Store terms won't allow you to use this code within an app. Original Answer I figured this out after some heavy API..
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 full access to Bluetooth devices headsets mention you can't connect to an arbitrary device unless if it's part of the Works for iPhone device. Do I need hardware that is part of this program Looking through the Apple documentation Peer to Peer..
http://stackoverflow.com/questions/1246439/uitextfield-for-phone-number code for a while and seems to pass all bells. Notice we also use this function to delete a number in the phone number. Works a little easier here because we already stripped out all the other non digits. NSString formatPhoneNumber NSString simpleNumber..
IOS 6 force device orientation to landscape http://stackoverflow.com/questions/12640870/ios-6-force-device-orientation-to-landscape
UITextField: move view when keyboard appears http://stackoverflow.com/questions/1775860/uitextfield-move-view-when-keyboard-appears Flexibility KBKeyboardHandler class may be easy extended modified to better suit specific needs Limitations Works for iOS 4 and above it needs small modifications to support older versions It works for applications with a single UIWindow..
What's the cheapest mac development box possible? http://stackoverflow.com/questions/190662/whats-the-cheapest-mac-development-box-possible
Creating a left-arrow button (like UINavigationBar's “back” style) on a UIToolbar http://stackoverflow.com/questions/227078/creating-a-left-arrow-button-like-uinavigationbars-back-style-on-a-uitoolba pictures backbutton.psd I then just created a custom UIView that I use in the customView property of the toolbar item. Works well for me. Edit As pointed out by PrairieHippo maralbjo found that using the following simple code did the trick requires..
Cocoa Graphing/Plotting Framework that Works on iPhoneOS [closed] http://stackoverflow.com/questions/263472/cocoa-graphing-plotting-framework-that-works-on-iphoneos Graphing Plotting Framework that Works on iPhoneOS closed Looking at adding some data graphing to a new iPhone app in development ala the Stocks app . I realize..
Best way to switch between UISplitViewController and other view controllers? http://stackoverflow.com/questions/4213097/best-way-to-switch-between-uisplitviewcontroller-and-other-view-controllers as thought out by you. I as well as several other knowledgeable iOS folks I spoke to could not find a better way out. Works fine for me. User never notices the modal anyway. Present them so. And yes I can also tell you that there are quite a few..
UITextField auto correction crash in iOS 4.3 on simulator http://stackoverflow.com/questions/5257175/uitextfield-auto-correction-crash-in-ios-4-3-on-simulator iOS 4.3 on simulator The UITextField's auto correction crashes my app on the simulator with iOS 4.3 sdk build target. Works fine on the device and in the simulator with iOS 4.2 sdk. Anyone else experiencing this issue I'm figuring its a bug with..
Using 'Like' with the Facebook Graph API on iOS http://stackoverflow.com/questions/5281665/using-like-with-the-facebook-graph-api-on-ios 'Like' with the Facebook Graph API on iOS I am using the latest Facebook SDK for iOS and Graph API. Works Great. I'm trying to 'Like' status updates doing the following NSManagedObject managedObject self.fetchedResultsController..
Codesign error: Certificate identity appearing twice http://stackoverflow.com/questions/5932522/codesign-error-certificate-identity-appearing-twice
http://stackoverflow.com/questions/6769345/xcode-4-valid-signing-identity-not-found-error-on-provisioning-profiles-on-a you to choose a file name and password. On your new machine launch Xcode and import the profile you exported above. Works like a charm. Edit for Xcode 4.4 With Xcode 4.4 at step 3 choose Provisioning Profiles under LIBRARY. Then select your provisioning..
How to download docx , pdf , image , pptx , or any file from a internet http://stackoverflow.com/questions/7420837/how-to-download-docx-pdf-image-pptx-or-any-file-from-a-internet and robust solution. I downloaded a few hundred KB Word and PowerPoint files. For authentication I used .htaccess. Works like a charm. Here is the relevant code. IBAction clickedDownload id sender NSURLRequest request NSURLRequest requestWithURL..
iCloud basics and code sample [closed] http://stackoverflow.com/questions/7795629/icloud-basics-and-code-sample 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 users who do not use iCloud When I launch my app see code below I check if the user..
http://stackoverflow.com/questions/8275578/how-to-get-information-about-free-memory-and-running-processes-in-an-app-store-a
View Controllers: How to switch between views programmatically? http://stackoverflow.com/questions/910994/view-controllers-how-to-switch-between-views-programmatically up to an UIView which I added as an subview to the view of the Nib. This has green color and I see it fullscreen. Works fine. Then I created two other View Controllers pretty much the same way. ViewControllerA and ViewControllerB. ViewControllerA..
How to know the UITableview row number http://stackoverflow.com/questions/9274494/how-to-know-the-uitableview-row-number convertPoint CGPointZero toView self.tableView NSIndexPath hitIndex self.tableView indexPathForRowAtPoint hitPoint Works with any type of view multi section tables whatever you can throw at it as long as the origin of your sender is within the..
How to open preferences/settings with iOS 5.1? http://stackoverflow.com/questions/9627451/how-to-open-preferences-settings-with-ios-5-1 a user to a Preference. For example UIApplication sharedApplication openURL NSURL URLWithString @ prefs root TWITTER Works in iOS 5.0 but not in iOS 5.1 both device and simulator . Has anyone found a way to replicate this functionality in iOS..
iPhone SDK 3.0: where is the Bluetooth? http://stackoverflow.com/questions/989163/iphone-sdk-3-0-where-is-the-bluetooth bluetooth share improve this question The only way of using bluetooth directly is if you join the Made for iPod Works With iPhone program and integrate the Apple authentication chip into your custom device. Once you've done that you can use..
iPhone memory management, a newbie question http://stackoverflow.com/questions/2713843/iphone-memory-management-a-newbie-question I understand the difference and resulting behavior. FAILS NSMutableArray anArray NSMutableArray array anArray release WORKS NSMutableArray anArray1 NSMutableArray alloc init anArray release By FAILS I mean I get crashes runtime warnings etc. and..
How can I launch the Google Maps iPhone application from within my own native application? http://stackoverflow.com/questions/30058/how-can-i-launch-the-google-maps-iphone-application-from-within-my-own-native-ap a web page through Mobile Safari in the same way that tapping an address in Contacts launches the map NOTE THIS ONLY WORKS ON THE DEVICE ITSELF. NOT IN THE SIMULATOR. iphone objective c google maps share improve this question For iOS 5.1.1..
UINavigationController: Simplest Example http://stackoverflow.com/questions/3077613/uinavigationcontroller-simplest-example autorelease Example 1. THIS LINE DOES NOTHING navController pushViewController one animated NO Example 2. THIS LINE WORKS but no nav controller of course self.view addSubview one.view Why am I unable to push ViewController instances onto the..
http://stackoverflow.com/questions/3372333/ipad-keyboard-will-not-dismiss-if-modal-view-controller-presentation-style-is-ui button and password has a Done button. The keyboard won't go away if I present this in a modal navigation controller. WORKS broken b broken alloc initWithNibName @ broken bundle nil self.view addSubview b.view DOES NOT WORK broken b broken alloc.. part and present 'b' as a modal view controller by itself it works. Is the navigation controller the problem WORKS broken b broken alloc initWithNibName @ broken bundle nil b.modalTransitionStyle UIModalTransitionStyleFlipHorizontal self.. b.modalTransitionStyle UIModalTransitionStyleFlipHorizontal self presentModalViewController b animated YES b release WORKS broken b broken alloc initWithNibName @ broken bundle nil UINavigationController navigationController UINavigationController..
http://stackoverflow.com/questions/4713821/mkmapview-animatedrop I thought I could do that with Option1 using this everything works but the pins don't do an animated drop. Option1 WORKS FOR pinColor YES animatesDrop NO LABEL YES void mapView MKMapView mapView didAddAnnotationViews NSArray views for MKPinAnnotationView..
iPhone SQLITE Select statement with variables http://stackoverflow.com/questions/6699265/iphone-sqlite-select-statement-with-variables NSString stringWithFormat @ select from animalswhere description i and description i and cash i addOne addTwo addThree WORKS FINE IF ALL VARIABLES HAVE VALUES BUT DOES NOTHING IF VARIABLES ARE EMPTY const char sql querystring UTF8String sqlite3_stmt..
Remove More Than 2 Trailing zero http://stackoverflow.com/questions/7469614/remove-more-than-2-trailing-zero 12.35 12.345678 12.34 iphone objective c string formatting precision share improve this question TESTED CODE 100 WORKS INPUT 12.74 OR 12.745 NSString inputString NSString string inputString NSString stringWithFormat @ .4g 12.74f NSLog @ inputString..
Adding pause functionality for NSTimer http://stackoverflow.com/questions/8922269/adding-pause-functionality-for-nstimer invalidate calculate the final time that passed THE NEXT LINE IS PROBABLY WRONG AND HAS TO BE time_passed 0 THEN IT WORKS time_passed NSDate date timeIntervalSinceDate start_date get rid of the start date now use this function to update UI this..
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