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    Search MainArticlesForumsTutorialsReviewsAboutLoginRegisterSubmit Story Cocoa for Scientists (XXXI): All Aboard Grand Central By drewmccormack at Fri, Sep 11 2009 10:07am |Tutorials Author: Drew McCormack A couple of weeks ago, Apple introduced Snow Leopard, an OS release that left many users cold, but got developers very warm. Snow Leopard has a few new under-the-hood changes that are designed to make the life of a programmer that much easier in the heterogeneous, multi-core society that we now live in. To begin with there is OpenCL. OpenCL is a technology for computing with heterogenous hardware such as GPUs and CPUs. It is being covered on MacResearch in David Gohara’s excellent series of screencasts. The other big technology is Grand Central Dispatch (GCD), and that’s what I want to look at in this tutorial. Grand Central is a new approach to parallelism. It does away with the old threaded models, and replaces it with a packet-based approach. In this tutorial, we’ll take a look
    15 years ago by @slbaron
     
     
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