Monthly Archives: December 2009

How to add a new data file to Oracle Tablespace using sqlplus

Posted on December 14, 2009 by Ahmed Tawfik

First login as the “oracle” user, and issue the command “sqlplus “/ as sysdba”” (I am assuming that you already have configured the  PATH environment variable correctly) and then type the following:   alter tablespace tablespace_name  add datafile ‘/oracle/data/file1.dbf’ size … Continue reading →

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Convert OGV files to AVI using mencoder

Posted on December 14, 2009 by Ahmed Tawfik

OGV is the default output for the “recordmydesktop” application in ubuntu, and I needed to convert it in order to use another software: mencoder input.ogv -ovc xvid -oac mp3lame -xvidencopts pass=1 -o output.avi

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Gwibber : Twitter & Facebook Client in Ubuntu 9.04

Posted on December 12, 2009 by Ahmed Tawfik

A very nice desktop application for feeds from twitter and facebook, don’t use the one packed with Ubuntu 9.04 and use the one from the PPA instead: To download the new version : open synaptic package manager go to Settings … Continue reading →

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How to set up HP printing on Ubuntu — HP Laserjet P1005

Posted on December 11, 2009 by Ahmed Tawfik

Some HP printers can use one of the drivers already installed by default in Ubuntu. In those cases, all you usually need to do is plug your printer into your computer, and Ubuntu will recognize it and prompt you to … Continue reading →

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Install Moblin 2.1 in Virtualbox

Posted on December 9, 2009 by Ahmed Tawfik

I faced a problem while trying to test the new release of Moblin (2.1) which is an OS primarily designed for netbooks. When trying to boot from the live image, I get an error message stating that the kernel is … Continue reading →

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