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2014/10/15 ¤U¤È 10:14:00
iphone Programming Glossary: settersDoes a NSURLConnection retain its delegate? http://stackoverflow.com/questions/1101867/does-a-nsurlconnection-retain-its-delegate Anyone have an ideas objective c iphone memory management share improve this question There aren't many setters that don't either copy or retain a variable being passed to it lest the memory of said variable be re allocated to something..
Monotouch or Titanium for rapid application development on IPhone? http://stackoverflow.com/questions/1488402/monotouch-or-titanium-for-rapid-application-development-on-iphone generated for you depending on what property attributes you specify you might have a property that wraps getters and setters that take care of reference counting for you overall this is a time saver but the C# Way is the clear winner here . That's..
Best way to implement Enums with Core Data http://stackoverflow.com/questions/1624297/best-way-to-implement-enums-with-core-data 1 kPaymentFrequencyMonthly 2 kPaymentFrequencyWeekly 3 PaymentFrequency Then declare getters and setters for your property. It's a bad idea to override the existing ones since the standard accessors expect an NSNumber object..
What is the right choice between NSDecimal, NSDecimalNumber, CFNumber? http://stackoverflow.com/questions/1704504/what-is-the-right-choice-between-nsdecimal-nsdecimalnumber-cfnumber Test float capitalizedAmount return amount pow 1.0 rate duration @end I want to access these methods and setters with their names as strings since I plan to have a lot of other classes like this one and I am only keeping a list of field..
Objective-C: How Can I Access String Variable As a Global? http://stackoverflow.com/questions/2238103/objective-c-how-can-i-access-string-variable-as-a-global out. iphone objective c declaration share improve this question You can achieve that by implementing getter and setters in the delegate class. In delegate .h file Include UIApplication delegate @interface DevAppDelegate NSObject UIApplicationDelegate..
How to store custom objects in NSUserDefaults http://stackoverflow.com/questions/2315948/how-to-store-custom-objects-in-nsuserdefaults name NSNumber life Log of player's life Getting functions return the info NSString name int life id init These are the setters void setName NSString input string void setLife NSNumber input number @end Implementation File #import Player.h @implementation..
Objective-C - When to use 'self' http://stackoverflow.com/questions/2385980/objective-c-when-to-use-self this value too. In general classes are much less likely to have important code in their getter methods than their setters but it's still possible that accessing directly could break something in a future version of Cocoa Touch. share improve..
How to implement didReceiveMemoryWarning? http://stackoverflow.com/questions/2430728/how-to-implement-didreceivememorywarning them here We can set some instance variables as nil rather than call the release method on them if we have defined setters that retain nil and release their old values such as through use of @synthesize . This can be a better approach than using..
Can someone explain this @synthesize syntax? http://stackoverflow.com/questions/3277209/can-someone-explain-this-synthesize-syntax NSFetchedResultsController fetchedResultsController Does this mean that they are both @synthesized creating getters setters but then one is set to equal the other It also appears that'fetchedResultsController' is also a method in the rootViewController.m..
Do I need to release IBOutlets when using loadNibNamed: method? http://stackoverflow.com/questions/382576/do-i-need-to-release-iboutlets-when-using-loadnibnamed-method don't because I'm not explicitly retaining these objects anywhere in my code and I don't synthesize these into getter setters. But I don't know enough about nib unarchiving to know whether I should be releasing these in my dealloc phase or not iphone..
Is it good practice to use AppDelegate for data manipulation and Handling? http://stackoverflow.com/questions/5155437/is-it-good-practice-to-use-appdelegate-for-data-manipulation-and-handling and Handling I am making an object of AppDelegate and using it throughout my program and I have declared all setters and getters and also insert select delete update queries of database in it. I want to ask that is it a good practice to..
What does @synthesize window=_window do? http://stackoverflow.com/questions/5170631/what-does-synthesize-window-window-do does @synthesize window _window do I understand that @synthesize window combined with @property 'auto creates' your setters and getters but I'm not sure exactly what happens when you assign a value like @synthesize searchBar _searchBar Does this..
NSString @property, using copy instead of retain http://stackoverflow.com/questions/587414/nsstring-property-using-copy-instead-of-retain this question Yes it's so that it can make a unique copy without affecting the existing data. The synthesized setters essentially look like this For @synthesize nonatomic retain foo void setFoo NSFoo theFoo theFoo retain retain new value..
http://stackoverflow.com/questions/6942439/objectivec-ivars-or-property string But for some strings or object types @properties is used I know that when we set @property cocoa creates some setters getters which are handling the relasing and retaining of the objects. But seems like as for xmlData or connection instance.. the public interface and will cause compiler warnings if used accidentally . when we set @property cocoa creates some setters getters which are handling the relasing and retaining of the objects. Actually no. The @property just declares a property...
Property vs. instance variable http://stackoverflow.com/questions/719788/property-vs-instance-variable Why is that the case Thanks. iphone objective c cocoa cocoa touch share improve this question Properties are just setters and getters for ivars and should almost always be used instead of direct access. @interface APerson NSObject NSString _name.. setName NSString value value retain _name release _name value It's easy now to distinguish between ivars and getters setters. The accessors have got the self. prefix. You shouldn't access the variables directly anyway. Your sample code doesn't work..
How do you use setTitleTextAttributes:forState in UIBarItem in iOS 5.0? http://stackoverflow.com/questions/7810563/how-do-you-use-settitletextattributesforstate-in-uibaritem-in-ios-5-0
Best practice when implementing copyWithZone: http://stackoverflow.com/questions/9907154/best-practice-when-implementing-copywithzone
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