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2014/10/15 ¤U¤È 10:15:32
iphone Programming Glossary: updatesHow to implement re-ordering of CoreData records? http://stackoverflow.com/questions/1077568/how-to-implement-re-ordering-of-coredata-records So if you look for some magical one line way there's not such sadly. What you need to is make updates in this method void tableView UITableView tableView moveRowAtIndexPath NSIndexPath fromIndexPath toIndexPath..
How to check for an active Internet Connection on iPhone SDK? http://stackoverflow.com/questions/1083701/how-to-check-for-an-active-internet-connection-on-iphone-sdk internetReachable Reachability hostReachable 5 Add a method in the .h for when the network status updates void checkNetworkStatus NSNotification notice 6 Add #import Reachability.h to the .m file where you..
Declaration/definition of variables locations in ObjectiveC? http://stackoverflow.com/questions/12632285/declaration-definition-of-variables-locations-in-objectivec ios ios5 share improve this question I can understand your confusion. Especially since recent updates to Xcode and the new LLVM compiler changed the way ivars and properties can be declared. Before modern..
Custom animation for pushing a UIViewController http://stackoverflow.com/questions/1406037/custom-animation-for-pushing-a-uiviewcontroller a way to do that manually heinrich In the sample code a function is called all 0.03 seconds that updates the transformation of the view. Unfortunately when pushing a UIViewController I am not able to resize..
Disabling implicit animations in -[CALayer setNeedsDisplayInRect:] http://stackoverflow.com/questions/2244147/disabling-implicit-animations-in-calayer-setneedsdisplayinrect to update just the changed parts. This is working splendidly. However when the graphics system updates my layer it's transitioning from the old to the new image using a cross fade. I'd like it to switch..
Install xCode 3.2.3 w/ iPhone SDK 4, get “Base SDK missing”, can't see other SDKs http://stackoverflow.com/questions/3161385/install-xcode-3-2-3-w-iphone-sdk-4-get-base-sdk-missing-cant-see-other-sdk only apps. This is direct from Apple's iOS 4 Readiness Checklist reg reqd All new applications and updates to existing applications must be built with iPhone SDK 4. Please note the App Store will no longer support..
How to build a framework or library for other developers, the secure way? http://stackoverflow.com/questions/4065052/how-to-build-a-framework-or-library-for-other-developers-the-secure-way I've successfully used the first one to create frameworks in the past the later articles are updates to the original http www.drobnik.com touch 2010 04 making your own iphone frameworks http www.drobnik.com..
How to filter NSFetchedResultsController (CoreData) with UISearchDisplayController/UISearchBar http://stackoverflow.com/questions/4471289/how-to-filter-nsfetchedresultscontroller-coredata-with-uisearchdisplaycontroll table view to be reloaded. return YES make sure that you use the correct table view when getting updates from the FRC delegate methods void controllerWillChangeContent NSFetchedResultsController controller..
What's the easiest way to get the current location of an iPhone? http://stackoverflow.com/questions/459355/whats-the-easiest-way-to-get-the-current-location-of-an-iphone core location share improve this question What I do is implement a singleton class to manage updates from core location. To access my current location I do a CLLocation myLocation LocationManager sharedInstance.. building something. You will also notice that the class I wrote checks the timestamp on location updates and ignores any that are old to prevent the problem of getting stale data from core location. This is..
iPhone - Backgrounding to poll for events http://stackoverflow.com/questions/4656214/iphone-backgrounding-to-poll-for-events if you must sometimes check something. The doc says that all background tasks VoIP audio location updates will be automatically restarted in background if the app was terminated. VoIP apps will be started in..
Is there a way to make drawRect work right NOW? http://stackoverflow.com/questions/4739748/is-there-a-way-to-make-drawrect-work-right-now In a word you can A background the large painting and call to the foreground for UI updates or B arguably controversially there are four 'immediate' methods suggested that do not use a background.. Updates to the user interface happen at the end of the current pass through the run loop. These updates are performed on the main thread so anything that runs for a long time in the main thread lengthy calculations.. that runs for a long time in the main thread lengthy calculations etc. will prevent the interface updates from being started. Additionally anything that runs for a while on the main thread will also cause your..
CADisplayLink OpenGL rendering breaks UIScrollView behaviour http://stackoverflow.com/questions/5944050/cadisplaylink-opengl-rendering-breaks-uiscrollview-behaviour is dragged on iPhone iphone opengl es share improve this question It's possible that slow updates on the main thread triggered by the CADisplayLink are what's breaking UIScrollView's scrolling behavior.. For this you can create a GCD serial dispatch queue and use it for all of your rendering updates to a particular OpenGL ES context to avoid two actions writing to the context at the same time. Then..
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 long running background processes. How can I implement these regular background location updates iphone ios objective c core location background process share improve this question Found a solution..
Customize the MKAnnotationView callout http://stackoverflow.com/questions/8018841/customize-the-mkannotationview-callout and jacob jennings in the answer MKAnnotationView Lock custom annotation view to pin on location updates which in turn is based in a blog post from Asynchrony Solutions. For explanation purposes here is some..
How to implement re-ordering of CoreData records? http://stackoverflow.com/questions/1077568/how-to-implement-re-ordering-of-coredata-records See the Apple reference doc . Look for User Driven Updates part. So if you look for some magical one line way there's not such sadly. What you need to is make updates in this method void tableView UITableView tableView moveRowAtIndexPath NSIndexPath fromIndexPath toIndexPath NSIndexPath toIndexPath userDrivenDataModelChange YES..
How to check for an active Internet Connection on iPhone SDK? http://stackoverflow.com/questions/1083701/how-to-check-for-an-active-internet-connection-on-iphone-sdk check in the interface section of the .h file Reachability internetReachable Reachability hostReachable 5 Add a method in the .h for when the network status updates void checkNetworkStatus NSNotification notice 6 Add #import Reachability.h to the .m file where you are implementing the check 7 In the .m file of where you are..
Declaration/definition of variables locations in ObjectiveC? http://stackoverflow.com/questions/12632285/declaration-definition-of-variables-locations-in-objectivec for readability Thanks a bunch folks iphone objective c ios ios5 share improve this question I can understand your confusion. Especially since recent updates to Xcode and the new LLVM compiler changed the way ivars and properties can be declared. Before modern Objective C in old Obj C 2.0 you didn't have a lot of choices...
Custom animation for pushing a UIViewController http://stackoverflow.com/questions/1406037/custom-animation-for-pushing-a-uiviewcontroller but unfortunately the navigation bar is not updatet. Is there a way to do that manually heinrich In the sample code a function is called all 0.03 seconds that updates the transformation of the view. Unfortunately when pushing a UIViewController I am not able to resize the frame of the view ... am I iphone animation uikit uiviewcontroller..
Disabling implicit animations in -[CALayer setNeedsDisplayInRect:] http://stackoverflow.com/questions/2244147/disabling-implicit-animations-in-calayer-setneedsdisplayinrect of drawing I need to do so I'm using setNeedsDisplayInRect to update just the changed parts. This is working splendidly. However when the graphics system updates my layer it's transitioning from the old to the new image using a cross fade. I'd like it to switch over instantly. I've tried using CATransaction to turn off actions..
Install xCode 3.2.3 w/ iPhone SDK 4, get “Base SDK missing”, can't see other SDKs http://stackoverflow.com/questions/3161385/install-xcode-3-2-3-w-iphone-sdk-4-get-base-sdk-missing-cant-see-other-sdk SDK version allowed for submitting new or updated iPhone only apps. This is direct from Apple's iOS 4 Readiness Checklist reg reqd All new applications and updates to existing applications must be built with iPhone SDK 4. Please note the App Store will no longer support applications that target iOS 2.x. Presumably I'm guessing..
How to build a framework or library for other developers, the secure way? http://stackoverflow.com/questions/4065052/how-to-build-a-framework-or-library-for-other-developers-the-secure-way the framework can't see the source code. Check out these articles I've successfully used the first one to create frameworks in the past the later articles are updates to the original http www.drobnik.com touch 2010 04 making your own iphone frameworks http www.drobnik.com touch 2010 05 making your own iphone frameworks in xcode..
How to filter NSFetchedResultsController (CoreData) with UISearchDisplayController/UISearchBar http://stackoverflow.com/questions/4471289/how-to-filter-nsfetchedresultscontroller-coredata-with-uisearchdisplaycontroll Return YES to cause the search result table view to be reloaded. return YES make sure that you use the correct table view when getting updates from the FRC delegate methods void controllerWillChangeContent NSFetchedResultsController controller UITableView tableView controller self.fetchedResultsController..
What's the easiest way to get the current location of an iPhone? http://stackoverflow.com/questions/459355/whats-the-easiest-way-to-get-the-current-location-of-an-iphone location once and blocks until it gets the result. iphone core location share improve this question What I do is implement a singleton class to manage updates from core location. To access my current location I do a CLLocation myLocation LocationManager sharedInstance currentLocation If you wanted to block the main thread.. good idea but this can be a good jumping off point as you are building something. You will also notice that the class I wrote checks the timestamp on location updates and ignores any that are old to prevent the problem of getting stale data from core location. This is the singleton class I wrote. Please note that it is a little..
iPhone - Backgrounding to poll for events http://stackoverflow.com/questions/4656214/iphone-backgrounding-to-poll-for-events being executed for nearly 30 seconds. This is useful code if you must sometimes check something. The doc says that all background tasks VoIP audio location updates will be automatically restarted in background if the app was terminated. VoIP apps will be started in background automatically after bootup With abusing this behavior..
Is there a way to make drawRect work right NOW? http://stackoverflow.com/questions/4739748/is-there-a-way-to-make-drawrect-work-right-now to the original question.............................................. In a word you can A background the large painting and call to the foreground for UI updates or B arguably controversially there are four 'immediate' methods suggested that do not use a background process. For the result of what works run the demo program... cocoa quartz graphics runloop share improve this question Updates to the user interface happen at the end of the current pass through the run loop. These updates are performed on the main thread so anything that runs for a long time in the main thread lengthy calculations etc. will prevent the interface updates from being.. These updates are performed on the main thread so anything that runs for a long time in the main thread lengthy calculations etc. will prevent the interface updates from being started. Additionally anything that runs for a while on the main thread will also cause your touch handling to be unresponsive. This means that there..
CADisplayLink OpenGL rendering breaks UIScrollView behaviour http://stackoverflow.com/questions/5944050/cadisplaylink-opengl-rendering-breaks-uiscrollview-behaviour NSRunLoop Animation in OpenGL ES view freezes when UIScrollView is dragged on iPhone iphone opengl es share improve this question It's possible that slow updates on the main thread triggered by the CADisplayLink are what's breaking UIScrollView's scrolling behavior here. Your OpenGL ES rendering might be taking long enough.. of a table view that's onscreen at the same time as the rendering. For this you can create a GCD serial dispatch queue and use it for all of your rendering updates to a particular OpenGL ES context to avoid two actions writing to the context at the same time. Then within your CADisplayLink callback you can use code like the..
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 time when an app is moved to the background rather than implementing long running background processes. How can I implement these regular background location updates iphone ios objective c core location background process share improve this question Found a solution to implement this with the help of the Apple Developer..
Customize the MKAnnotationView callout http://stackoverflow.com/questions/8018841/customize-the-mkannotationview-callout bubble. This is the solution posted by users djibouti33 and jacob jennings in the answer MKAnnotationView Lock custom annotation view to pin on location updates which in turn is based in a blog post from Asynchrony Solutions. For explanation purposes here is some UML from a forked project This is a big hack but also the..
How to implement re-ordering of CoreData records? http://stackoverflow.com/questions/1077568/how-to-implement-re-ordering-of-coredata-records Driven Updates part. So if you look for some magical one line way there's not such sadly. What you need to is make updates in this method void tableView UITableView tableView moveRowAtIndexPath NSIndexPath fromIndexPath toIndexPath NSIndexPath..
How to check for an active Internet Connection on iPhone SDK? http://stackoverflow.com/questions/1083701/how-to-check-for-an-active-internet-connection-on-iphone-sdk .h file Reachability internetReachable Reachability hostReachable 5 Add a method in the .h for when the network status updates void checkNetworkStatus NSNotification notice 6 Add #import Reachability.h to the .m file where you are implementing the..
Declaration/definition of variables locations in ObjectiveC? http://stackoverflow.com/questions/12632285/declaration-definition-of-variables-locations-in-objectivec iphone objective c ios ios5 share improve this question I can understand your confusion. Especially since recent updates to Xcode and the new LLVM compiler changed the way ivars and properties can be declared. Before modern Objective C in old..
Custom animation for pushing a UIViewController http://stackoverflow.com/questions/1406037/custom-animation-for-pushing-a-uiviewcontroller not updatet. Is there a way to do that manually heinrich In the sample code a function is called all 0.03 seconds that updates the transformation of the view. Unfortunately when pushing a UIViewController I am not able to resize the frame of the view..
Disabling implicit animations in -[CALayer setNeedsDisplayInRect:] http://stackoverflow.com/questions/2244147/disabling-implicit-animations-in-calayer-setneedsdisplayinrect setNeedsDisplayInRect to update just the changed parts. This is working splendidly. However when the graphics system updates my layer it's transitioning from the old to the new image using a cross fade. I'd like it to switch over instantly. I've..
Install xCode 3.2.3 w/ iPhone SDK 4, get “Base SDK missing”, can't see other SDKs http://stackoverflow.com/questions/3161385/install-xcode-3-2-3-w-iphone-sdk-4-get-base-sdk-missing-cant-see-other-sdk or updated iPhone only apps. This is direct from Apple's iOS 4 Readiness Checklist reg reqd All new applications and updates to existing applications must be built with iPhone SDK 4. Please note the App Store will no longer support applications..
How to build a framework or library for other developers, the secure way? http://stackoverflow.com/questions/4065052/how-to-build-a-framework-or-library-for-other-developers-the-secure-way Check out these articles I've successfully used the first one to create frameworks in the past the later articles are updates to the original http www.drobnik.com touch 2010 04 making your own iphone frameworks http www.drobnik.com touch 2010 05..
How to filter NSFetchedResultsController (CoreData) with UISearchDisplayController/UISearchBar http://stackoverflow.com/questions/4471289/how-to-filter-nsfetchedresultscontroller-coredata-with-uisearchdisplaycontroll the search result table view to be reloaded. return YES make sure that you use the correct table view when getting updates from the FRC delegate methods void controllerWillChangeContent NSFetchedResultsController controller UITableView tableView..
What's the easiest way to get the current location of an iPhone? http://stackoverflow.com/questions/459355/whats-the-easiest-way-to-get-the-current-location-of-an-iphone the result. iphone core location share improve this question What I do is implement a singleton class to manage updates from core location. To access my current location I do a CLLocation myLocation LocationManager sharedInstance currentLocation.. off point as you are building something. You will also notice that the class I wrote checks the timestamp on location updates and ignores any that are old to prevent the problem of getting stale data from core location. This is the singleton class..
iPhone - Backgrounding to poll for events http://stackoverflow.com/questions/4656214/iphone-backgrounding-to-poll-for-events This is useful code if you must sometimes check something. The doc says that all background tasks VoIP audio location updates will be automatically restarted in background if the app was terminated. VoIP apps will be started in background automatically..
Is there a way to make drawRect work right NOW? http://stackoverflow.com/questions/4739748/is-there-a-way-to-make-drawrect-work-right-now In a word you can A background the large painting and call to the foreground for UI updates or B arguably controversially there are four 'immediate' methods suggested that do not use a background process. For the.. this question Updates to the user interface happen at the end of the current pass through the run loop. These updates are performed on the main thread so anything that runs for a long time in the main thread lengthy calculations etc. will.. thread so anything that runs for a long time in the main thread lengthy calculations etc. will prevent the interface updates from being started. Additionally anything that runs for a while on the main thread will also cause your touch handling to..
CADisplayLink OpenGL rendering breaks UIScrollView behaviour http://stackoverflow.com/questions/5944050/cadisplaylink-opengl-rendering-breaks-uiscrollview-behaviour when UIScrollView is dragged on iPhone iphone opengl es share improve this question It's possible that slow updates on the main thread triggered by the CADisplayLink are what's breaking UIScrollView's scrolling behavior here. Your OpenGL.. same time as the rendering. For this you can create a GCD serial dispatch queue and use it for all of your rendering updates to a particular OpenGL ES context to avoid two actions writing to the context at the same time. Then within your CADisplayLink..
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 rather than implementing long running background processes. How can I implement these regular background location updates iphone ios objective c core location background process share improve this question Found a solution to implement this..
Customize the MKAnnotationView callout http://stackoverflow.com/questions/8018841/customize-the-mkannotationview-callout by users djibouti33 and jacob jennings in the answer MKAnnotationView Lock custom annotation view to pin on location updates which in turn is based in a blog post from Asynchrony Solutions. For explanation purposes here is some UML from a forked..
How to implement re-ordering of CoreData records? http://stackoverflow.com/questions/1077568/how-to-implement-re-ordering-of-coredata-records delegate are not meant to be used for user driven model changes. See the Apple reference doc . Look for User Driven Updates part. So if you look for some magical one line way there's not such sadly. What you need to is make updates in this method..
iphone : Managing version updates of a native app http://stackoverflow.com/questions/1551918/iphone-managing-version-updates-of-a-native-app update ready you submit it to the App Store and once Apple has approved the update users will see the update in the Updates tab of the App Store app or if they're using iTunes on their computer in the Applications view . On forcing updates Never..
http://stackoverflow.com/questions/2727302/delete-in-tableview You need to call one other method of tableview To Delete the Data void setEditing BOOL editing animated BOOL animated Updates the appearance of the Edit Done button as necessary. super setEditing editing animated animated tblViewBM setEditing editing..
How to auto scroll UIScrollView using timer http://stackoverflow.com/questions/3694411/how-to-auto-scroll-uiscrollview-using-timer scheduledTimerWithTimeInterval 5.0 target self selector @selector onTimer userInfo nil repeats YES void onTimer Updates the variable h adding 100 put your own value here h 100 This makes the scrollView scroll to the desired position yourScrollView.contentOffset..
How to find a pixel-positon of a cursor in UITextView? http://stackoverflow.com/questions/3920944/how-to-find-a-pixel-positon-of-a-cursor-in-uitextview NSCharacterSet whitespaceAndNewlineCharacterSet options NSBackwardsSearch range NSMakeRange 0 startOfLine Updates startsOfLine startOfLine delimiter.location 2. Check if drawing the substring of head up to startOfLine causes a reduction..
http://stackoverflow.com/questions/4015557/uitextview-in-a-uitableviewcell-smooth-auto-resize-shows-and-hides-keyboard-on-i the height of the UITableViewCell if textView.frame.size.height 12.0f contentView.frame.size.height myTableView beginUpdates myTableView endUpdates contentView setFrame CGRectMake 0 0 contentView.frame.size.width textView.frame.size.height.. if textView.frame.size.height 12.0f contentView.frame.size.height myTableView beginUpdates myTableView endUpdates contentView setFrame CGRectMake 0 0 contentView.frame.size.width textView.frame.size.height 12.0f CGFloat tableView.. behaviors that I have noticed which may help explain it Also I have found that removing the lines myTableView beginUpdates myTableView endUpdates in the function textViewDidChange UITextView textView makes the UITextView grow properly and also..
Is there a way to make drawRect work right NOW? http://stackoverflow.com/questions/4739748/is-there-a-way-to-make-drawrect-work-right-now the other specific question hope it helps. iphone ios cocoa quartz graphics runloop share improve this question Updates to the user interface happen at the end of the current pass through the run loop. These updates are performed on the main..
What is the use of -[NSUserDefaults registerDefaults:]? http://stackoverflow.com/questions/4931167/what-is-the-use-of-nsuserdefaults-registerdefaults set methods setString setObject setBoolean to set values depending on your program state in the Userdefaults. EDIT Updates as requested in comment. The first method is for registering values to defaults as the name implies. The first time you..
What precisely happens when iOS installs an update to an app? http://stackoverflow.com/questions/5225974/what-precisely-happens-when-ios-installs-an-update-to-an-app share improve this question From the iOS Application Programming Guide see the Files Saved During Application Updates section within The File System When a user downloads an application update iTunes installs the update in a new application..
How to receive the push notification on my iPhone application from Facebook service? [closed] http://stackoverflow.com/questions/9035456/how-to-receive-the-push-notification-on-my-iphone-application-from-facebook-serv from Facebook service when some actions occur of course the actions on Facebook. I have found the Real time Updates http developers.facebook.com docs reference api realtime from the internet but it needs the third party web service. I have..
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