David Gelhar questions

David Gelhar answers

• App is fast on 3GS but slow on 3G
• What's the deal with [[UIApplication sharedApplication] delegate]?
• how do I know when/where to invoke the overridden method of the super class
• Can someone explain to me what (NSString *) means with Obj-C?
• Why does touchesBegan not fire when the number of touches changes?
• Sorting/Shuffling an NSMutuable Array
• Delay UISearchbar parsing
• Using one pthread_mutex_t and multiples pthread_cond_t with pthread_cond_wait()
• Protocol Buffer better than serialization?
• How to represent mixed fractions in java