How OS X Executes Applications

I must get off my backside and have a look at programming in OS X, this article should help bridge some gaps in my knowledge from Linux/Solaris aiding learning the way Darwin(OS X) does it.

….Highly detailed article on the way OSX executes apps. “In OS X, all files containing executable code, e.g., applications, frameworks, libraries, kernel extensions etc., are implemented as Mach-O files. Mach-O is a file format and an ABI (Application Binary Interface) that describes how an executable is to be loaded and run by the kernel.”

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