Product Description: NeXTSTEP is the central software of the NeXT workstation. It combines object-oriented programming tools, interface customizing utilities, a multitasking Unix operating system, built-in networking, multimedia connections and Display Postscript for showing on the screen exactly what will be printed out on paper...read more

Product Description: Cocoa is an object-oriented development environment available in Apple's Mac OS X environment. Mac OS X, a unified operating system and graphical operating environment, is the fastest growing Unix variant on the market today. Hard-core Unix programmers, developers who cut their teeth on classic Mac operating systems, and developers who cherished NeXTSTEP, the decade-old system on which today's Cocoa is based -- all are flocking to Cocoa, and they need a lot more practical information than is currently available from Apple...read more (view table of contents, read Amazon.com's description)