Programming

http://www.ibm.com/developerworks/linux/library/l-libvirt/index.html useful article about “libvirt” - a common management interface for different visualization software

http://m.habrahabr.ru/post/30046/ PostgresSQL: how to count number of rows returned by a query and do it fast

http://cloud.github.com/downloads/perl6/book/book-2009-11.pdf book about perl 6

http://lxr.linux.no/+trees linux kernel code cross-reference: you can quickly look up a piece of code,, find out in what version it appeared first, and so on.

http://msdn.microsoft.com/en-us/library/ms972338.aspx notes about how IIS creates and uses sessions for “classic ASP” (ASP.DLL)

http://lwn.net/Articles/362339/#Comments notes from LWN about RPS patch – a way to distribute incoming traffic coming from 1 source (1 NIC, 1 queue, 1 IRQ line) via multiple CPU by hashing tcp headers and distributing by hash across multiple CPU/Cores

http://habrahabr.ru/blogs/artificial_intelligence/74326/#habracut Different approaches in using neuron networks for OCR (optical character recognition) – an article in Russain

http://habrahabr.ru/blogs/php/73637/#habracut article in Russian that explains RAR archive format, and shows example php code that gets list of files out of the archive

http://sql.ru/forum/actualthread.aspx?tid=701376 how to get fast random select in postgres

http://blog.zhuzhaoyuan.com/category/c10k/ notes about high-performance unix server programming, things like concurrency models, IO types, memory allocation strategies, etc.