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For my personal note :p
drop_caches
Writing to this will cause the kernel to drop clean caches, dentries and inodes from memory, causing that memory to become free.
To free pagecache:
echo 1 > /proc/sys/vm/drop_caches
To free dentries and inodes:
echo 2 > /proc/sys/vm/drop_caches
To free pagecache, dentries and inodes:
echo [...]

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I just try new version of yahoo messenger, after couple minute try, I feel not comfortable with it, the response very rather my old version. Then I decide to uninstall it and re-install my old version.
After the old install, I lost my yahoo preference. My favourite silly preference is display yahoo messenger name every time [...]

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Recently I need dump some data from my database, since I am not the developer of the application I have to study first about data structure. I found the application use “view” , actually I have no experience with view
I did export using phpMyAdmin as usual, I did export view as regular table, [...]

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When T13 printer is turned on, the printer will do a track test, card ridge will move to the right and left. At that time, when card ridge can not reach the maximum point in the right or the left it will be considered as “general error”. Make sure no objects are blocking when card [...]

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It’s long time for me to not back up data on my laptop to DVD, this afternoon I decide to backup my data on DVD. When I complete do compilation with nero and start burning the data, a annoying happen, It’s need more than 30 minute to pass burning 700Mb file on 8X speed what [...]

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Recently I use  bxSlider  on my web project, it’s nice and cool jQuery content slider with many option, I like it so much When I implement it on my web, a silly problem happen, at first the first slide is always cut off on the right side and pieces of content appear in [...]

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Recently I am disappointed with my IBM x3250 M3 run CentOS linux, the performance is very bad. After investigate I found my SATA drive ( I use two SATA hard drive , 250GB and 500GB) detected by CentOS as IDE drive, as hda and hdb. When I test read and write speed used “hdparam”, the [...]

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When you try to install svn on 64 centos linux you will get some error, perl(URI) is missing. The solution is very simple, download the perl-URI rpm package from address below:
http://mirror.centos.org/centos/5/os/i386/CentOS/perl-URI-1.35-3.noarch.rpm
Install it manually using rpm -ivh perl-URI-1.35-3.noarch.rpm
After it finish, then we can install svn by using this command
yum install subversion
Yup , that’s it

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Today I have deal with my client to clean all chaos caused by Gumblar virus, It’s seem his root password was stolen and all web data infected with code. The virus code snippet is like this:
var D;if(D!=” && D!=’X'){D=”};var U=new Array();var p=”";function u(){var aY=new Date();

The condition , all index file , index.html or index.php was [...]

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