Author Archives: Ahmed Tawfik

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About Ahmed Tawfik

Cybersecurity Professional, Systems Engineer, OSS & Linux Geek

How to restart the VirtualBox kernel module in Ubuntu

Posted on March 14, 2010 by Ahmed Tawfik

If you’re encountering problems in Virtualbox on Ubuntu and you feel you need to restart your machine, don’t! You’re on Linux, not windows! You can just close Virtualbox and then restart the Virtualbox kernel module by running the following: “/etc/init.d/vboxdrv … Continue reading →

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Copy text without formatting (as plain text) in Firefox

Posted on March 12, 2010 by Ahmed Tawfik

Ever wanted to copy and paste text from a website without the need for its formatting, e.g. copying some colored text with large font from a website and pasting it inside your gmail account? If so, then this add-on is … Continue reading →

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How to install Guest Additions for Ubuntu Guest in Virtualbox

Posted on March 11, 2010 by Ahmed Tawfik

Guest Additions are very useful in VirtualBox (or any other virtualization software in general), it installs virtual adapters for your hardware and enables the following: Better graphics support (very useful when resizing the desktop or changing the guest’s resolution) Folder … Continue reading →

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Install Google Gears on Firefox on Ubuntu Karmic

Posted on March 9, 2010 by Ahmed Tawfik

So simple: Don’t install from the website, it will – till the time of this article – give you an error message that your browser isn’t supported Install the “gears” package, e.g. open a terminal and type “sudo apt-get install … Continue reading →

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Bash Switch statement

Posted on March 8, 2010 by Ahmed Tawfik

If you have some server that need some script that control it (such as scripts found in /etc/init.d), here’s that script: open a text file and put the following in : #! /bin/shcase "$1" instart) echo "START"; ## command to … Continue reading →

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