Parallelism /= Concurrency

Simon Marlow posted an instructive blog article disentangling the widespread confusion about the relationship between parallelism and concurrency: http://ghcmutterings.wordpress.com/2009/10/06/parallelism-concurrency/

Filed under  //  concurrency   parallelism   purity  
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Grand Central Dispatch aka libdispatch is now Open Source

Apple released the source code of one of the core technologies in Snow Leopard: http://libdispatch.macosforge.org/
 
This is an interesting move, as discussed at http://www.macresearch.org/grand-central-now-open-all — it will be very interesting to see whether this will lead to a wider adoption of Grand Central Dispatch beyond Mac OS.

Filed under  //  concurrency   mac   parallelism  
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