What is the difference between #import and #include in Objective-C?
What are the differences between #import and #include in Objective-C and are there times where you should use one over the other? Is … Read more
objective-c
Set UIButton title UILabel font size programmatically
I need to set the font size of the title UILabel of a UIButton programmatically. 19 Answers 19
How dangerous is it to compare floating point values?
I know UIKit uses CGFloat because of the resolution independent coordinate system. But every time I want to check if for example frame.origin.x … Read more
throwing an exception in objective-c/cocoa
What’s the best way to throw an exception in objective-c/cocoa? 13 Answers 13
What goes into your .gitignore if you’re using CocoaPods?
I’ve been doing iOS development for a couple of months now and just learned of the promising CocoaPods library for dependency management. I … Read more
How to print out the method name and line number and conditionally disable NSLog?
I’m doing a presentation on debugging in Xcode and would like to get more information on using NSLog efficiently. In particular, I have … Read more
How do I set up NSZombieEnabled in Xcode 4?
How do I set up NSZombieEnabled and CFZombieLevel for my executable in Xcode 4? 7 Answers 7
What is the difference between class and instance methods?
What’s the difference between a class method and an instance method? Are instance methods the accessors (getters and setters) while class methods are … Read more
How do I iterate over an NSArray?
I’m looking for the standard idiom to iterate over an NSArray. My code needs to be suitable for OS X 10.4+. 8 Answers … Read more
How to check if an NSDictionary or NSMutableDictionary contains a key?
I need to check if an dict has a key or not. How? 16 Answers 16 objectForKey will return nil if a key … Read more