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Submission + - Google releases new hash functions (

cohensh writes: Google released two new non-cryptographic hash functions, CityHash64 and CityHash128, saying they are optimized for computers with "64-bit registers, instruction-level parallelism, and fast unaligned memory accesses." Additionally they say "the key advantage of our approach is that most steps contain at least two independent mathematical operations." Google claims speed increases of at least 30% going up to a factor of two.

Submission + - The iPad Questions Apple Won't Answer (

snydeq writes: "Apple's reticence on revealing details prior to a product's launch is legendary. But when Apple extends this silence beyond a product's unveiling, more often than not, the product cannot deliver the functionality that has been asked about. InfoWorld's Galen Gruman lists eight key questions for the iPad, all of which Apple has kept silent about. Can you save and transfer documents to the iPad? Does the iPad support Microsoft Exchange email? Does the iPad support VPN and configuration management? 'I have no doubt the iPad will be compelling to some users. But I now have major concerns that it will fulfill the potential beyond being an iTunes delivery screen that I and other industry observers saw,' Gruman writes."

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