Author Archives: Ahmed Tawfik

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About Ahmed Tawfik

Cybersecurity Professional, Systems Engineer, OSS & Linux Geek

$@ is not "$@"

Posted on April 7, 2010 by Ahmed Tawfik

when you want to pass multiple parameters through you shell script, you use $@ex: #! /bin/shecho $@ and then execute this file: ./script1 hello world the script will prints “Hello world” But be ware, $@ is not “$@” !! The … Continue reading →

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Restarting USB Storage Modules in Ubuntu

Posted on March 30, 2010 by Ahmed Tawfik

“sudo modprobe -r usb_storage““sudo modprobe usb_storage“It’s only because I had a problem in mounting any USB storage, it happened with me onceand I had to restart my machine, and I hate having to do so 🙂Source

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Download Videos From YouTube using Ubuntu

Posted on March 28, 2010 by Ahmed Tawfik

A very nice command-line tool that allows you to download videos from Youtube: “sudo apt-get install youtube-dl” After the installation process, run: “youtube-dl video_url“

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Stop YouTube from autoplaying a video when opened

Posted on March 28, 2010 by Ahmed Tawfik

A very nice plugin for Google Chrome (or Chromium) that allows you to open as much videos as you want without them playing automatically where you must open each video and pause it yourself. The surprise is: It’s pre-buffering 🙂 … Continue reading →

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Setup an SSH/SFTP Server on Ubuntu

Posted on March 28, 2010 by Ahmed Tawfik

“sudo apt-get install openssh-server“ That’s it, you can now connect to your machine via SSH/SFTP from any other machine on the same network, it’s easy, fast and secure.

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