Learning Cocoa By Apple Computer, Inc. Following are the changes made in the 7/01 reprint: Here's a key to the markup: [page-number]: serious technical mistake {page-number}: minor technical mistake : important language/formatting problem (page-number): language change or minor formatting problem ?page-number?: reader question or request for clarification (23) The block of code: "newString = [stringOne stringByAppendingString: [substringFromRange:[stringTwo rangeOfString:@"Cocoa" options:NSAnchoredSearch]]];" now reads: "newString = [stringOne stringByAppendingString:[NSString substringFromRange:[stringTwo rangeOfString:@"Cocoa" options:NSAnchoredSearch]]];" (34) Paragraph 3: "Within a class, names can assigned freely" now reads: "Within a class, names can be assigned freely" (37) Top of the page: "[super init]" now reads: "self = [super init]". (39) Middle of the page: "- init" now reads "- (id)init" (52) Choose the New Project Command, Paragraph 1: "...refers to Figure 5-1)" now reads: "...refers to Figure 5-1"