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Links 1 through 10 of 69 by Justin Mason tagged hacks

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a very hairy hack to perform a block-level rsync-like "send just the changes" algorithm between two very large files (think /dev/sda block devices).  Crazy, but it'd work alright!

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'The tic-tac-toe lottery was seriously flawed. It took a few hours of studying his tickets and some statistical sleuthing, but he discovered a defect in the game: The visible numbers turned out to reveal essential information about the digits hidden under the latex coating. Nothing needed to be scratched off—the ticket could be cracked if you knew the secret code.'

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a nifty gdb hack; essentially dup()s a couple of files in /tmp in place of fd 1 and 2, then uses the bashism "detach" to nohup the running process

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all signs point to 'they didn't.'  also, interesting comment in the Reddit thread: 'From a source close to the situation; the forms [on the FG site] were not being sanitised [against SQL injection attacks] at all.'  incredibly amateurish, if true

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great preso on the PS3 hack from the fail0verflow team. love the LaTeX "science bit". Sony's epic fail: non-random "random" key data

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algorithm to perform set membership tests on enumerated sets quickly and memory-efficiently, using multiplication by primes. Nice trick

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Mind-boggling presentation; a load of sites are exposing memcacheds to the public internet, with no auth, and full of juicy data (samples included). iptables is hard

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'We recognize that only through your apps and hacks, can SoundCloud fully realize its potential as the audio platform.'

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