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2014/10/15 ¤U¤Θ 10:11:57
iphone Programming Glossary: necessarilyObjective C release, autorelease, and data types http://stackoverflow.com/questions/1219575/objective-c-release-autorelease-and-data-types not have to release the result. This is probably implemented with autorelease much like the last example above but not necessarily. Incidentally you can also create an empty autoreleased NSMutableArray with NSMutableArray array the method is found in..
Description of initWithNibName, awakeFromNib and viewDidLoad? http://stackoverflow.com/questions/1240010/description-of-initwithnibname-awakefromnib-and-viewdidload cached unloaded and then brought back onto the screen viewDidLoad can be called again while your initializer wouldn't necessarily be. For example you create a view programmatically and push it onto a navigation controller's stack ”later the view has been..
MKAnnotationView fault when zoom in/out changed the pin image http://stackoverflow.com/questions/13745211/mkannotationview-fault-when-zoom-in-out-changed-the-pin-image be in sync with the annotation that the viewForAnnotation delegate method is called for. The delegate method is not necessarily called right after addAnnotation or addAnnotations and can be called multiple times for each annotation if the map needs..
NSOperationQueue and concurrent vs non-concurrent http://stackoverflow.com/questions/1646795/nsoperationqueue-and-concurrent-vs-non-concurrent discussed in the documentation. In the context of an NSOperation object the terms concurrent and non concurrent do not necessarily refer to the side by side execution of threads. Instead a non concurrent operation is one that executes using the environment..
iPhone development on PC [duplicate] http://stackoverflow.com/questions/2261267/iphone-development-on-pc to start develop for iPhone on PC iphone windows ios simulator share improve this question You do not need necessarily a Mac. It depends on your requirements for the application. What you can always do is creating a web application for the..
What's “in” and “out” of OpenGL-ES? (Porting from OpenGL) http://stackoverflow.com/questions/272970/whats-in-and-out-of-opengl-es-porting-from-opengl in Or maybe a porting guide Specifically I'm trying to move an existing GL app to the iPhone although I don't want to necessarily limit my Q to the iPhone. iphone opengl opengl es porting share improve this question The OpenGL ES 1.1.12 Difference..
How do I stack images to simulate depth using Core Animation? http://stackoverflow.com/questions/2834985/how-do-i-stack-images-to-simulate-depth-using-core-animation articles as well as the Wikipedia references and have not found what I'm looking for although I might not necessarily be using the right terms for what I'm trying to do. iphone core animation share improve this question In order to stack..
What are the advantages of armv7 over armv6 when compiling iPhone apps? http://stackoverflow.com/questions/3310907/what-are-the-advantages-of-armv7-over-armv6-when-compiling-iphone-apps arithmetic whether you're doing it in single or double precision. If you're doing it in double precision but don't necessarily need that amount of precision you can probably get a significant performance boost on armv7 devices by using single precision..
Are there any huge differences between objective-c and Java, or iPhone and Android? http://stackoverflow.com/questions/3326110/are-there-any-huge-differences-between-objective-c-and-java-or-iphone-and-andro graphics work split between them. But we were thinking about the possibilities of moving things between the two not necessarily apps maybe just useful classes or something. Looking at objective c and Java they seem to have about the same features that..
How safe is information contained within iPhone app compiled code? http://stackoverflow.com/questions/3919765/how-safe-is-information-contained-within-iphone-app-compiled-code
How can I extract a URL from a sentence that is in a NSString? http://stackoverflow.com/questions/4590440/how-can-i-extract-a-url-from-a-sentence-that-is-in-a-nsstring from within that NSString. This NSString isn't static and will be changing structure and the url will not necessarily be in the same spot of the sentence. I've tried to look into the three20 code but it makes no sense to me. How else can..
How do I retrieve a page number or page reference for an Outline destination in a PDF on iOS? http://stackoverflow.com/questions/4643489/how-do-i-retrieve-a-page-number-or-page-reference-for-an-outline-destination-in more work to parse this structure recursively see Name Trees in the PDF spec . Note that an outline item doesn't necessarily have a Dest entry it can also specify its destination via an A action entry which is a little bit more complex. In most..
AVAssetWritter does not work with audio http://stackoverflow.com/questions/5200077/avassetwritter-does-not-work-with-audio date timeIntervalSinceDate start_time 30 Edit I don't know if the way you are setting the presentation time stamp is necessarily wrong. The way I handle this is with a local variable that is set to 0 on start. Then when my delegate receives the first..
Where can I find a good example of a Core Data to-many relationship? http://stackoverflow.com/questions/5399195/where-can-i-find-a-good-example-of-a-core-data-to-many-relationship
The term “Context” in programming? http://stackoverflow.com/questions/6145091/the-term-context-in-programming find it more easily. They ask What color is it What size is it Does it have wheels Is it hard or soft While they don't necessarily need those pieces of information it helps narrow things down if you provide them. It reduces the problem area. It makes..
UIScrollView, reaching the bottom of the scroll view http://stackoverflow.com/questions/6217900/uiscrollview-reaching-the-bottom-of-the-scroll-view void scrollViewDidEndDecelerating UIScrollView scrollView called when scroll view grinds to a halt However it doesn't necessarily mean you are at the bottom. Cause if you use your finger scroll a bit then it decelerates but you are not actually at the..
Objective C class names with a + http://stackoverflow.com/questions/6687074/objective-c-class-names-with-a in Objective C. An Objective C category is a way of adding methods but not instance variables to a class you don't necessarily have the source to. For example if you frequently want to make upside down copies of UIImages you can use a category to..
http://stackoverflow.com/questions/6852012/what-is-an-easy-way-to-break-an-nsarray-with-4000-objects-in-it-into-multiple-a
What are the advantages and disadvantages of using ARC? [closed] http://stackoverflow.com/questions/7888568/what-are-the-advantages-and-disadvantages-of-using-arc OS versions than iOS 5.0 If you develop with MRC it will be backwards compatible. If you develop with ARC it will not necessarily be compatible. In fact it may not even compile without a little extra work. The requirements for the runtime are available..
iPhone, Map, Clickable non-rectangular areas http://stackoverflow.com/questions/870631/iphone-map-clickable-non-rectangular-areas and don't follow state or zip or county or any other defined lines. So our areas a very round y and not even necessarily contiguous. I would LOVE to give our users the ability to click on their region and I would be able to tell from where they..
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