This is the follow up on the previous article: modern password hashing. In case you didn’t read it, bcrypt is slow hashing algorithm which is not vulnerable to rainbow table as it has built-in salt. Also, as it can be slowed down as much as you want, it can’t be broken even if computers get…

http://nlp.stanford.edu/IR-book/ 정말 좋은 무료 ir book. 예를들어 ‘stopword는 색인안할것이다’같은 저의 오해를 깔끔히 깨주었습니다.

http://www.cs.rmit.edu.au/swirl12/discussion.php IR 관련 방향을 제시하는 중요논문들을 모아놓은 페이지입니다. 참가자들에게 숙제로 3개씩 추천을 받았나보네요. 다른데 볼거없이 이것만 읽어봐도 좋을듯.

http://regexpal.com/ Nice online tool for testing regexp. Still, I wish it had the ability to print captured groups.

https://gist.github.com/1978249 Github를 덮친 ror zeroday attack입니다.RoR쓰시면 체크해보셔야 할듯.

http://highlyscalable.wordpress.com/2012/03/01/nosql-data-modeling-techniques/ Nosql 데이터 모델링 기법들. 같은 사이트에 mapreduce패턴정리도 올려져 있습니다. 이런쪽 기술 정리하는데 타고나신듯.

http://eng.pulse.me/scaling-to-10m-on-aws/ Pulse (well known RSS reader) system architecture.

http://www.adopsinsider.com/ad-exchanges/ssp-to-dsp-cookie-synching-explained/ A way to share cookies between two sites. Simply pass my cookie as a parameter of request to another site. Then the callee can pair that passed cookie with its own cookie.

http://stxxl.sourceforge.net/ 요즘은 이런 툴도 나오네요. 결국은 기존 프로그램이 프로그래머의 노력없이 자동으로 병렬화되는 것이 최종 목표겠죠.

http://queue.acm.org/detail.cfm?id=2071256 Nice intro to IO in virtualization; benefits, challenges, and solutions.