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With Andrii Grytsenko


Technical Diary - With Andrii Grytsenko

Software RAID level 1 behavior

Here I will try to describe behavior of SW RAID level 1 in case of crash.
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Trick: DOC to PDF on Linux

Here is little trick how to convert *.doc files into the *.pdf on Linux.

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Perl and cookies auth

I made little overview how to make http authorization through the PERL.

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MYSQL quick overview

Here I systematized some of my MYSQL knowledges.
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UA-IX checker

Based on this post I have decided make some program which able to detect weather IP is a part of some network (in this case UA-IX network) or not.
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IPCalc on Perl

Today I decided to make my own IPCalc program. I had two reason for that. First to learn perl’s binary operations and second one to make some IP calculation points more clear for me.
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Clean up the shared memory in Solaris

Here is short trick how to clean the shared memory up in Solaris OS.

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Perl performance optimization

I’d like to describe my own experience with perl optimization. There several common way to make you code works more faster.
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Check if the perl module is installed

Under cover you can find some trick and script to check perl module installation.
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Dbmail mailbox quota notification script

Here is the script which check quota limits in the dbmail and in case of exceeding, script send mail to user and postmaster.
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