How would I go about sorting an array of NSString Objects by a custom method. For example I have a method
Say you have a Core Data object called Workshop. It has a to-many relationship to a Student object. How would I c开发者_开发技巧reate an NSArray of the students within the Workshop?These relationship
I\'ve got a table view with many sections, the title for these sections is just A-Z and # just like in the iPhone address book App. I have implemented sectionIndexTitlesForTableView to have the quick
I\'m working on an app where a user can upload and download information.The information is downloaded in such a way that when it\'s downloaded, it\'s ordered according to when it was su开发者_开发技巧
I\'m sure this must be answered somewhere already but I\'m struggling to find the right search terms for the answer.开发者_StackOverflow
I’ve recently stuck at a problem. Here is the thing, I’m trying to get a float object from NSArray that holds it, and all I can get is (null). Obviously not the thing that I want to receive. Look at
HI guys ~ this is how I download a plist from URL NSURLRequest *theRequest=[NSURLRequest requestWithURL:setDefaultPwdAndSnURLcachePolicy:NSURLRequestUseProtocolCachePolicy
Is this valid: NSObject anObject = [[NSObject alloc] init]; [array1 addObject:anObject]; [array2 addObject:anObject];
I am having a mutable array which has differnt value at differert index such as at index开发者_运维技巧value
I\'ve been pondering over this problem for a while now but I am not able to get a nice concise efficient solution yet.
加载中,请稍侯......