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2014/10/15 ¤U¤È 10:04:04
iphone Programming Glossary: assignmentsHow to implement “Load 25 More” in UITableViewController http://stackoverflow.com/questions/2801069/how-to-implement-load-25-more-in-uitableviewcontroller the viewDidAppear method this seems wrong to me because ofcourse the view already appeared and all declerations and assignments you do there are re done. Just put the stuff you need to be done while viewing the view AND when you are appending data..
if (self = [super init]) vs. if ((self = [super init])) http://stackoverflow.com/questions/3059232/if-self-super-init-vs-if-self-super-init proceed into the if block. The second form throws parens around it to silence any potential compiler warnings about assignments inside conditionals which is generally bad practice and possibly a typo. But this is idiomatic Objective C so it's fine..
What's the best way to communicate between view controllers? http://stackoverflow.com/questions/569940/whats-the-best-way-to-communicate-between-view-controllers 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 the course was given by Apple dev's I definitely consider it to be from the horse's mouth . Class..
How to gain assignment access to CGRect elements when the CGRect is an instance variable http://stackoverflow.com/questions/5860755/how-to-gain-assignment-access-to-cgrect-elements-when-the-cgrect-is-an-instance . OK I get that. Can I tell it to not create a setter so that I can access the member variable directly and make assignments to the struct members without having to assign the entire CGRect I suppose that I could break this out into four individual.. some ivars that happen to be structs. Then after instantiating the class somewhere else you want to be able to make assignments to the struct ivar elements directly class_instance.struct_ivar.element something I am using CGRect as a convenient example..
http://stackoverflow.com/questions/6124109/instance-variables-with-underscore-in-objective-c-2-0-and-renaming-with-synthet variables share improve this question Is never used should be taken literally you only define its value in assignments never use it. This is the same kind of warning you get for local variables if you only define their values and never use..
What's the best way of learning iPhone programming when coming from Java? http://stackoverflow.com/questions/783321/whats-the-best-way-of-learning-iphone-programming-when-coming-from-java here that you can download from iTunes U. It contains both videos and PDF files and after each lecture there are assignments which you can use as ideas to develop. Comming from the Java world what I think can be the most difficult to learn is Memory..
why is “error:&error” used here (objective-c) http://stackoverflow.com/questions/8334518/why-is-errorerror-used-here-objective-c body will not be able to create a new variable to replace the existing one . For example the following variable assignments will exist only in the local scope of the function. The calling code will still see error nil . NSArray executeFetchRequest..
http://stackoverflow.com/questions/885198/beginning-iphone-development
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