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2014/10/15 ¤U¤È 10:12:29
iphone Programming Glossary: passingWhere to place the “Core Data Stack” in a Cocoa/Cocoa Touch application http://stackoverflow.com/questions/1267520/where-to-place-the-core-data-stack-in-a-cocoa-cocoa-touch-application controller is therefore usually a managed object context otherwise a managed object. Using and passing a singleton object that manages a stack and from which you retrieve a context typically at best introduces..
Verify receipt for in App purchase http://stackoverflow.com/questions/1298998/verify-receipt-for-in-app-purchase to validate the receipt with the app store as i am constantly getting back an invalid status. I am passing the receipt data to my PHP server then forwarding from there to the app store and once I get a valid..
http://stackoverflow.com/questions/1349740/arguments-in-selector NSString value1 setValue2 NSString value2 and I need to call this function through a selector passing two arguments. NSTimer scheduledTimerWithTimeInterval 0.1 target self selector @selector my method userInfo..
Objective-C: Best way to access REST API on your iphone http://stackoverflow.com/questions/1557040/objective-c-best-way-to-access-rest-api-on-your-iphone site. Now a developer has told me there might be an issue or bug with this framework and its not passing headers correctly. Is there another way of testing or accessing with authentication a network REST location..
Observing pinch multi-touch gestures in a UITableView http://stackoverflow.com/questions/2003201/observing-pinch-multi-touch-gestures-in-a-uitableview a transition to a new ViewController object. But I can not scroll the UITableView despite passing the touchesBegan touchesMoved and touchesEnded events. iphone uitableview multi touch pinch share..
Prefixing property names with an underscore in Objective C [duplicate] http://stackoverflow.com/questions/3521254/prefixing-property-names-with-an-underscore-in-objective-c using the 2.0 dot access to properties does make it more possible. Using the standard message passing syntax makes intent more explicit IMO. @interface Foo NSObject NSNumber bar @property readwrite retain..
http://stackoverflow.com/questions/4445173/when-to-use-nsinteger-vs-int int when developing for iOS I see in the apple sample code they use NSInteger or NSUInteger when passing a value as an argument to a function or returning a value from a function. NSInteger someFunc ... void..
Embedding YouTube videos on iOS http://stackoverflow.com/questions/5117617/embedding-youtube-videos-on-ios though so you'll need a real device for testing. How can I position this box You are already passing the X 20 Y 20 width 100 and height 100 of the box at this line self embedYouTube @ http ... frame CGRectMake..
How to change UIPickerView height http://stackoverflow.com/questions/573979/how-to-change-uipickerview-height have found that you can achieve a change in the height of the view by taking complete control and passing a desired frame size at creation time e.g smallerPicker UIPickerView alloc initWithFrame CGRectMake..
Property vs instance variable in Objective-C [duplicate] http://stackoverflow.com/questions/6146244/property-vs-instance-variable-in-objective-c using the 2.0 dot access to properties does make it more possible. Using the standard message passing syntax makes intent more explicit IMO. @interface Foo NSObject NSNumber bar @property readwrite retain..
dismissModalViewController AND pass data back http://stackoverflow.com/questions/6203799/dismissmodalviewcontroller-and-pass-data-back and secondViewController . I am using this code to switch to my secondViewController I am also passing a string to it secondViewController second secondViewController alloc initWithNibName nil bundle nil..
How do I draw a shadow under a UIView? http://stackoverflow.com/questions/805872/how-do-i-draw-a-shadow-under-a-uiview programming guide is a little vague Save the graphics state. Call the function CGContextSetShadow passing the appropriate values. Perform all the drawing to which you want to apply shadows. Restore the graphics..
http://stackoverflow.com/questions/8146253/animate-change-of-view-controllers-without-using-navigation-controller-stack-su transitions. Adding a view controller as a sub view to an existing view controller requires passing events to the sub view controller which is a pain to manage loaded with little annoyances and in general.. controller again places a view controller on top of another and while it doesn't have the event passing problems described above it doesn't really 'swap' the view controller it stacks it. Storyboards are..
Where to place the “Core Data Stack” in a Cocoa/Cocoa Touch application http://stackoverflow.com/questions/1267520/where-to-place-the-core-data-stack-in-a-cocoa-cocoa-touch-application set of actions. The appropriate unit of currency for a view controller is therefore usually a managed object context otherwise a managed object. Using and passing a singleton object that manages a stack and from which you retrieve a context typically at best introduces a needless level of indirection and at worst introduces..
Verify receipt for in App purchase http://stackoverflow.com/questions/1298998/verify-receipt-for-in-app-purchase days everything works fine up until the point where I try to validate the receipt with the app store as i am constantly getting back an invalid status. I am passing the receipt data to my PHP server then forwarding from there to the app store and once I get a valid response I intend to add the receipt data to my database. The..
http://stackoverflow.com/questions/1349740/arguments-in-selector arguments in selector example I have this method void myMethod NSString value1 setValue2 NSString value2 and I need to call this function through a selector passing two arguments. NSTimer scheduledTimerWithTimeInterval 0.1 target self selector @selector my method userInfo nil repeats YES How can I do this iphone cocoa cocoa..
Objective-C: Best way to access REST API on your iphone http://stackoverflow.com/questions/1557040/objective-c-best-way-to-access-rest-api-on-your-iphone request setPassword @ xxx Where urlbase is a url to a REST site. Now a developer has told me there might be an issue or bug with this framework and its not passing headers correctly. Is there another way of testing or accessing with authentication a network REST location iphone objective c web services rest share improve..
Observing pinch multi-touch gestures in a UITableView http://stackoverflow.com/questions/2003201/observing-pinch-multi-touch-gestures-in-a-uitableview I can still select cells and they respond properly by triggering a transition to a new ViewController object. But I can not scroll the UITableView despite passing the touchesBegan touchesMoved and touchesEnded events. iphone uitableview multi touch pinch share improve this question This seems to be a classic problem...
Prefixing property names with an underscore in Objective C [duplicate] http://stackoverflow.com/questions/3521254/prefixing-property-names-with-an-underscore-in-objective-c or when you're accessing its backing ivar directly though using the 2.0 dot access to properties does make it more possible. Using the standard message passing syntax makes intent more explicit IMO. @interface Foo NSObject NSNumber bar @property readwrite retain NSNumber bar @end @implementation Foo @synthesize bar void..
http://stackoverflow.com/questions/4445173/when-to-use-nsinteger-vs-int to use NSInteger vs int When should I be using NSInteger vs int when developing for iOS I see in the apple sample code they use NSInteger or NSUInteger when passing a value as an argument to a function or returning a value from a function. NSInteger someFunc ... void someFuncWithInt NSInteger value ... But w in a function they're..
Embedding YouTube videos on iOS http://stackoverflow.com/questions/5117617/embedding-youtube-videos-on-ios an iPhone Youtube videos are not supported on the iOS simulator though so you'll need a real device for testing. How can I position this box You are already passing the X 20 Y 20 width 100 and height 100 of the box at this line self embedYouTube @ http ... frame CGRectMake 20 20 100 100 To change the position of the view afterwards..
How to change UIPickerView height http://stackoverflow.com/questions/573979/how-to-change-uipickerview-height mucking with the default height of the UIPickerView but I have found that you can achieve a change in the height of the view by taking complete control and passing a desired frame size at creation time e.g smallerPicker UIPickerView alloc initWithFrame CGRectMake 0.0 0.0 320.0 120.0 You will discover that at various heights..
Property vs instance variable in Objective-C [duplicate] http://stackoverflow.com/questions/6146244/property-vs-instance-variable-in-objective-c or when you're accessing its backing ivar directly though using the 2.0 dot access to properties does make it more possible. Using the standard message passing syntax makes intent more explicit IMO. @interface Foo NSObject NSNumber bar @property readwrite retain NSNumber bar @end @implementation Foo @synthesize bar void..
dismissModalViewController AND pass data back http://stackoverflow.com/questions/6203799/dismissmodalviewcontroller-and-pass-data-back pass data back I have two view controllers firstViewController and secondViewController . I am using this code to switch to my secondViewController I am also passing a string to it secondViewController second secondViewController alloc initWithNibName nil bundle nil second.myString @ This text is passed from firstViewController..
How do I draw a shadow under a UIView? http://stackoverflow.com/questions/805872/how-do-i-draw-a-shadow-under-a-uiview use CGContextSetShadow to draw the shadow but the Quartz 2D programming guide is a little vague Save the graphics state. Call the function CGContextSetShadow passing the appropriate values. Perform all the drawing to which you want to apply shadows. Restore the graphics state I've tried the following in a UIView subclass void..
http://stackoverflow.com/questions/8146253/animate-change-of-view-controllers-without-using-navigation-controller-stack-su have ViewController stacks to manage and limited animation transitions. Adding a view controller as a sub view to an existing view controller requires passing events to the sub view controller which is a pain to manage loaded with little annoyances and in general feels like a bad hack when implementing Apple also recommends.. also recommends against doing this . Presenting a modal view controller again places a view controller on top of another and while it doesn't have the event passing problems described above it doesn't really 'swap' the view controller it stacks it. Storyboards are limited to iOS 5 and are almost ideal but cannot be used in..
iOS - Passing variable to view controller http://stackoverflow.com/questions/11272864/ios-passing-variable-to-view-controller It's just loading whatever value I've given the label in the nib file. I've littered the code with NSLog s and it is passing the correct variable values around it's just not setting the label. Any help would be greatly appreciated. EDIT I've just..
Where to place the “Core Data Stack” in a Cocoa/Cocoa Touch application http://stackoverflow.com/questions/1267520/where-to-place-the-core-data-stack-in-a-cocoa-cocoa-touch-application of currency for a view controller is therefore usually a managed object context otherwise a managed object. Using and passing a singleton object that manages a stack and from which you retrieve a context typically at best introduces a needless level..
Verify receipt for in App purchase http://stackoverflow.com/questions/1298998/verify-receipt-for-in-app-purchase point where I try to validate the receipt with the app store as i am constantly getting back an invalid status. I am passing the receipt data to my PHP server then forwarding from there to the app store and once I get a valid response I intend to..
http://stackoverflow.com/questions/1349740/arguments-in-selector method void myMethod NSString value1 setValue2 NSString value2 and I need to call this function through a selector passing two arguments. NSTimer scheduledTimerWithTimeInterval 0.1 target self selector @selector my method userInfo nil repeats..
Objective-C: Best way to access REST API on your iphone http://stackoverflow.com/questions/1557040/objective-c-best-way-to-access-rest-api-on-your-iphone is a url to a REST site. Now a developer has told me there might be an issue or bug with this framework and its not passing headers correctly. Is there another way of testing or accessing with authentication a network REST location iphone objective..
http://stackoverflow.com/questions/1900352/what-is-nsnotification calls some function on each of its listeners and passes certain arguments along. This allows for asynchronous message passing between two different objects that don't have to know about one another they just have to know about the broadcaster. You..
Observing pinch multi-touch gestures in a UITableView http://stackoverflow.com/questions/2003201/observing-pinch-multi-touch-gestures-in-a-uitableview properly by triggering a transition to a new ViewController object. But I can not scroll the UITableView despite passing the touchesBegan touchesMoved and touchesEnded events. iphone uitableview multi touch pinch share improve this question..
real time plotting on iPhone using core plot? http://stackoverflow.com/questions/2399836/real-time-plotting-on-iphone-using-core-plot As these data points come in call reloadData on the Core Plot graph or just the particular plot to redraw the graph passing in the array you just added a value to in response to the numbersForPlot field recordIndexRange delegate method. If you..
UIScrollView Infinite Scrolling http://stackoverflow.com/questions/3430267/uiscrollview-infinite-scrolling action in there it will work better. You could at least detect the 3000 off setting of contentOffset and fix it before passing the message on. If you would also override the contentOffset method you could try and see if you can make a virtual infinite..
Prefixing property names with an underscore in Objective C [duplicate] http://stackoverflow.com/questions/3521254/prefixing-property-names-with-an-underscore-in-objective-c ivar directly though using the 2.0 dot access to properties does make it more possible. Using the standard message passing syntax makes intent more explicit IMO. @interface Foo NSObject NSNumber bar @property readwrite retain NSNumber bar @end..
http://stackoverflow.com/questions/4445173/when-to-use-nsinteger-vs-int be using NSInteger vs int when developing for iOS I see in the apple sample code they use NSInteger or NSUInteger when passing a value as an argument to a function or returning a value from a function. NSInteger someFunc ... void someFuncWithInt NSInteger..
Embedding YouTube videos on iOS http://stackoverflow.com/questions/5117617/embedding-youtube-videos-on-ios on the iOS simulator though so you'll need a real device for testing. How can I position this box You are already passing the X 20 Y 20 width 100 and height 100 of the box at this line self embedYouTube @ http ... frame CGRectMake 20 20 100 100..
How to change UIPickerView height http://stackoverflow.com/questions/573979/how-to-change-uipickerview-height UIPickerView but I have found that you can achieve a change in the height of the view by taking complete control and passing a desired frame size at creation time e.g smallerPicker UIPickerView alloc initWithFrame CGRectMake 0.0 0.0 320.0 120.0..
Property vs instance variable in Objective-C [duplicate] http://stackoverflow.com/questions/6146244/property-vs-instance-variable-in-objective-c ivar directly though using the 2.0 dot access to properties does make it more possible. Using the standard message passing syntax makes intent more explicit IMO. @interface Foo NSObject NSNumber bar @property readwrite retain NSNumber bar @end..
dismissModalViewController AND pass data back http://stackoverflow.com/questions/6203799/dismissmodalviewcontroller-and-pass-data-back firstViewController and secondViewController . I am using this code to switch to my secondViewController I am also passing a string to it secondViewController second secondViewController alloc initWithNibName nil bundle nil second.myString @ This..
Calculate new coordinate x meters and y degree away from one coordinate http://stackoverflow.com/questions/6633850/calculate-new-coordinate-x-meters-and-y-degree-away-from-one-coordinate
How do I draw a shadow under a UIView? http://stackoverflow.com/questions/805872/how-do-i-draw-a-shadow-under-a-uiview but the Quartz 2D programming guide is a little vague Save the graphics state. Call the function CGContextSetShadow passing the appropriate values. Perform all the drawing to which you want to apply shadows. Restore the graphics state I've tried..
http://stackoverflow.com/questions/8146253/animate-change-of-view-controllers-without-using-navigation-controller-stack-su and limited animation transitions. Adding a view controller as a sub view to an existing view controller requires passing events to the sub view controller which is a pain to manage loaded with little annoyances and in general feels like a bad.. a modal view controller again places a view controller on top of another and while it doesn't have the event passing problems described above it doesn't really 'swap' the view controller it stacks it. Storyboards are limited to iOS 5 and..
Share data between two or more iPhone applications http://stackoverflow.com/questions/9425706/share-data-between-two-or-more-iphone-applications In recent releases of IOS they've loosened that up a bit. For example the iOS programming guide now has a section on passing data between apps by having one app claim a certain URL prefix and then having other apps reference that URL. So perhaps..
Passing Values Between Master and Detail in UISplitViewController Using Storyboards http://stackoverflow.com/questions/10019422/passing-values-between-master-and-detail-in-uisplitviewcontroller-using-storyboa Values Between Master and Detail in UISplitViewController Using Storyboards I have defined the protocol in Customer.h file..
Passing a ManagedObjectContext to a second view http://stackoverflow.com/questions/1074539/passing-a-managedobjectcontext-to-a-second-view a ManagedObjectContext to a second view I'm writing my first iPhone Cocoa app. It has two table views inside a navigation..
iOS - Passing variable to view controller http://stackoverflow.com/questions/11272864/ios-passing-variable-to-view-controller Passing variable to view controller I have a view with a view controller and when I show this view on screen I want to be able..
How to pass data back from one view to other View in IOS? http://stackoverflow.com/questions/11885673/how-to-pass-data-back-from-one-view-to-other-view-in-ios to pass data from one view to other view without any problem. But here is my situation i am facing problem. Let's say Passing data to other view ViewA ViewB This working perfectly fine ViewB ViewC This working perfectly fine ViewC ViewB Here is the..
Iphone SDK dismissing Modal ViewControllers on ipad by clicking outside of it http://stackoverflow.com/questions/2623417/iphone-sdk-dismissing-modal-viewcontrollers-on-ipad-by-clicking-outside-of-it sender if sender.state UIGestureRecognizerStateEnded CGPoint location sender locationInView nil Passing nil gives us coordinates in the window Then we convert the tap's location into the local view's coordinate system and test..
Passing managedObjectContext along to view/controller hierarchy http://stackoverflow.com/questions/3174610/passing-managedobjectcontext-along-to-view-controller-hierarchy managedObjectContext along to view controller hierarchy Managed object context in most cases created in application delegate... of passing it along to view controller hierarchy so every navigation tab controller in the tree can have access to it. Passing it every time from parent to child may not be the best since I have to carry this information every time and sometimes not..
Passing parameters on button action:@selector http://stackoverflow.com/questions/3716633/passing-parameters-on-button-actionselector parameters on button action @selector I want to pass the movie url from my dynamically generated button to MediaPlayer..
Passing parameters to addTarget:action:forControlEvents http://stackoverflow.com/questions/3988485/passing-parameters-to-addtargetactionforcontrolevents parameters to addTarget action forControlEvents I am using addTarget action forControlEvents like this newsButton addTarget..
Passing array between view controllers? http://stackoverflow.com/questions/4478511/passing-array-between-view-controllers array between view controllers I really need some more help I am trying to pass an array from one view controller to another...
UILabel's sizeToFit/sizeThatFits ignore the numberoflines property http://stackoverflow.com/questions/5041874/uilabels-sizetofit-sizethatfits-ignore-the-numberoflines-property method resizes the receiver so that it is big enough to display three lines of text. I tried various combinations of Passing CGRectZero to the init function passing 300x400 or 300 x infinity. Setting the frame after creation rather than passing..
GeneralBlock-56 memory leak when calling loadRequest in UIWebView http://stackoverflow.com/questions/5470121/generalblock-56-memory-leak-when-calling-loadrequest-in-uiwebview Developer Bug Reporting tool. This seemed to be one of the big issues causing the memory leak in my case. Summary Passing incorrectly formatted NSURL to NSData dataWithContentsOfURL causes memory leak in createCanonicalURL method. Steps to Reproduce..
Passing custom data in [UIButton addTarget] http://stackoverflow.com/questions/5690283/passing-custom-data-in-uibutton-addtarget custom data in UIButton addTarget How do I add custom data while specifying a target in a UIButton id data getSomeData..
Passing data between classes objective-c http://stackoverflow.com/questions/5703538/passing-data-between-classes-objective-c data between classes objective c i need some info about how to pass data between classes.. To be specific i want to store..
Warning in Custom Map Annotations iPhone http://stackoverflow.com/questions/5872547/warning-in-custom-map-annotations-iphone maps share improve this question Latitude and Longitude have differing bounds 90 90 for Lat 180 180 for Long Passing a value outside of those bounds will cause the custom class to be deallocated and therefore giving you the error that you're..
iOS dev - How do I pass a string obj from one class to the other? [duplicate] http://stackoverflow.com/questions/8190643/ios-dev-how-do-i-pass-a-string-obj-from-one-class-to-the-other dev How do I pass a string obj from one class to the other duplicate Possible Duplicate Passing Data between View Controllers I have two view controllers and I want to get some information from the previous view in my..
why is “error:&error” used here (objective-c) http://stackoverflow.com/questions/8334518/why-is-errorerror-used-here-objective-c choose to create subclasses of NSError to provide better localized error strings by overriding localizedDescription . Passing in an NSError argument allows that method to return any subclass of NSError that makes sense. If you passed in NSError you..
Passing values from second view to firstView in Xcode http://stackoverflow.com/questions/9696304/passing-values-from-second-view-to-firstview-in-xcode values from second view to firstView in Xcode I have been stuck here. I have a NSString in Appdelegate. And I have two..
http://stackoverflow.com/questions/9783801/json-passing-in-iphone Passing in iphone i pass Json String from my WebService to My code Using NSDictionary void getData NSData respo NSError error NSMutableDictionary..
Passing NSString value between classes http://stackoverflow.com/questions/9954155/passing-nsstring-value-between-classes NSString value between classes I have been looking long for a solution how to pass the value from one class to another...
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