Category Archives: Uncategorized

Connecting services and hosts in Icinga2

To minimize overall configuration text it might be convenient to list all host services in the same block where the host is defined. The “apply for ” construct allows to di such thing. For example:   object Host “myhost.com” { import “generic-host-template” address = “myhost.com” vars.ipmi_address = “myhost-mgmt.com” vars.ipmi_config = “/usr/local/etc/freeipmi/ipmi_myhost.cfg” vars.service.https[“Myhost web”] = {port=8443} […]

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Working with local sendmail queue

https://www.cyberciti.biz/tips/howto-postfix-flush-mail-queue.html Under Postfix MTA, just enter the following command to flush the mail queue: # postfix flush OR # postfix -f To see mail queue, enter: # mailq OR #  sendmail -bp To remove all mail from the queue, enter: # postsuper -d ALL To remove all mails in the deferred queue, enter: # postsuper […]

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Various unsorted links

http://www.machinelearning.ru http://www.jsfmatrix.net/ An article about GC in JVM, short and precise: http://habrahabr.ru/blogs/java/112676/ The same but more details: http://www.oracle.com/technetwork/java/gc-tuning-5-138395.html Set of ‘nutshell’ documents on Oracle and Solaris http://datadisk.co.uk/html_docs/ Reading and listening for programmers – from Хакер 01/2013 taop.rpod.ru – подкаст The art of programming pauldotcom.com – Security Weekly, Paul Asadoorian informit.com/podcasts/index.aspx securabit.com rsiky.biz – by Patrick Gray www.esetnod32.ru/company/viruslab/podcast Translations and […]

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Difference between Fault, Failure and Error

Difference between Fault, Failure and Error Fault : An incorrect step, process, or data definition in a computer program which causes the program to perform in an unintended or unanticipated manner. It is an inherent weakness of the design or implementation which might result in a failure. A fault might be present and latent in the systems […]

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Java и /dev/random

The Sun/Oracle-based JVM is attempting to generate a pseudo-random number to be used as a seed for an SSL server socket. To generate the pseudo-random number, the JVM is reading from the /dev/random device to obtain some random information for the seed. The problem is that reads from the /dev/random device will block if the […]

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GPG – some commands

Nice description is here: http://www.somacon.com/p107.php Particular problem: when an imported key is used to encrypt some file gpg asks if we trust to the key: It is NOT certain that the key belongs to the person named in the user ID.  If you *really* know what you are doing, you may answer the next question with […]

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Phil Bernstein

Phil Bernstein http://research.microsoft.com/en-us/people/philbe/ Wrote a couple of books: – Principles of Transaction Processing (2nd edition), coauthored with Eric Newcomer, was published in June 2009 by Morgan-Kauffman Publishers, a division of Elsevier. – Concurrency Control and Recovery in Database Systems, coauthored with Vassos Hadzilacos and Nathan Goodman

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Аузан 2005 часть 2

2004 год: Регенерация вертикального социального контракта Я утверждаю, что в течение последнего года у нас идет интенсивная регенерация привычного для России гоббсовского договора. Я могу говорить о фактах. Ведь что есть главный признак такого рода контракта? Главный признак такого рода контракта есть то, что власть имеет возможность забрать права и перераспределить их. Забыли о “Юганскнефтегазе”, […]

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Аузан, 2005 часть 1

Общественный договор и гражданское общество Мы публикуем стенограмму лекции Александра Аузана, прочитанной 23 декабря в клубе – литературном кафе Bilingua в рамках проекта “Публичные лекции Полит.ру”. Кажется, это – одна из самых блистательных лекций сезона осени-зимы 2004 года. Первая ее часть – обзор концептуальных представлений о проблеме экономического развития (в каких случаях и как страны преодолевают […]

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Numbers

https://slon.ru/posts/65092 несмотря на появление интернета, доля международных новостей в американских СМИ снизилась с 45% в 1960-х годах до 10% в наши дни (интересно было бы сравнить с российскими показателями, но таких данных найти не удалось. – Slon). Запросы на неамериканские фильмы по Netflix составляют около 5% от общего числа, количество переводных книг в США ежегодно составляет […]

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Tony Robbins and Gorbachev

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RDBMS features comparison

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Against DNSSEC

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Симон Кордонский

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