Monthly Archives: December 2009

How to connect using Mobinil 3G Modem in Egypt, Solution to a problem in Ubuntu’s default configuration

Posted on December 22, 2009 by Ahmed Tawfik

If you create a profile in 3G connections in Ubuntu (I’m currently using version 9.04), you will be able to connect but you won’t be able to reach any website, that’s because of a glitch in the default configuration for … Continue reading →

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Backup and Restore ext4 filesystem using fsarchiver

Posted on December 19, 2009 by Ahmed Tawfik

Important Note: Until the time of writing this article, “partimage” DOESN’T SUPPORT EXT4, it detects ext4 as ext3 and then displays an error message saying “can’t read bitmap block 0 from image“, so if you use something like the bootable … Continue reading →

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UNetbootin: Burn any ISO or image files to USB Disk on Linux

Posted on December 17, 2009 by Ahmed Tawfik

Go to the following URL: http://unetbootin.sourceforge.net/ and download the file Make the file executable (chmod +x file_name) This step is specific for Ubuntu: If you receive the message “7z not found ….”, open a terminal and run “sudo apt-get install … Continue reading →

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How To Decrease Resolution of Output Video File in mencoder

Posted on December 16, 2009 by Ahmed Tawfik

In a previous post, I showed how to change an .ogv file to a .avi one which is useful is you’re going to give the video to a windows user. One problem I faced is that my resolution is too … Continue reading →

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How To Find and Delete Files Not Matching MULTIPLE criteria using bash in AIX

Posted on December 14, 2009 by Ahmed Tawfik

“find . ! -name “*.bz2” ! -name “ESPRD*” | xargs rm”  The above command finds all files in the “current” directory excluding those with “*.bz2” extension and those which start with “ESPRD*” and then deletes them all.

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