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NewsRewriting in C++ for Fun, Speed and Masochism PinstaffTerrence Dorsey10-Oct-12 11:33 
While the original Ruby script took maybe 2 hours to write, my straight port to C++ took more than 10! Most of this time was spent navigating the API of libjpeg, fumbling with pointers and buffer arithmetic, and hunting down type casting errors that subtly caused inaccurate results. However, check out the speed gains...
That’s a speed up of more than 50x. And ten years worth of gray hair.
GeneralRe: Rewriting in C++ for Fun, Speed and Masochism PinmemberNemanja Trifunovic11-Oct-12 2:54 
GeneralRe: Rewriting in C++ for Fun, Speed and Masochism Pinmembered welch11-Oct-12 10:35 
GeneralRe: Rewriting in C++ for Fun, Speed and Masochism Pinmemberharold aptroot12-Oct-12 12:18 
GeneralRe: Rewriting in C++ for Fun, Speed and Masochism Pinmembered welch13-Oct-12 2:45 
GeneralRe: Rewriting in C++ for Fun, Speed and Masochism Pinmemberharold aptroot13-Oct-12 2:50 
GeneralRe: Rewriting in C++ for Fun, Speed and Masochism Pinmembered welch13-Oct-12 5:06 
GeneralRe: Rewriting in C++ for Fun, Speed and Masochism Pinmemberharold aptroot13-Oct-12 5:17 

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