Hard drive technology from the early days to the latest super capacity drives.

The hard disk drive has come a long way since the first one I used, a 10 megabyte capacity beast. In 1979, you would have paid US$5,350,00 for an external hard drive housing that could store 10 megabytes of data. That would have been a luxury item back then. Another thing that I remember was […]

Downloading a torrent file using the transmission-cli utility over SSH.

The transmission-cli command allows a user to download a torrent file or magnet link using the command line. This is good for downloading a torrent on your home machine over SSH. Type sudo apt-get install transmission-cli to install this useful addon to Transmission. [1]homer@deusexmachina ~ $ transmission-cli http://torcache.net/torrent/B798B2EFF12458D23B53E2110E861411DB44517A.torrent?title=[kickass.to]dawn.of.the.planet.of.the.apes.2014.untouched.hindi.dubbed.scamrip.sumoman transmission-cli 2.81 (14128) [15:32:18.495] Transmission 2.81 (14128) […]

A good guide to creating SSH keys and disabling the password for an SSH login.

This guide I just used used allows a Linux user to disable the password and enable SSH keys to manage logins to an SSH server. http://lani78.com/2008/08/08/generate-a-ssh-key-and-disable-password-authentication-on-ubuntu-server/. This is very useful, you can access your machine remotely and without requiring the user to remember a complex password. if you are on Windows, the Bitvise SSH client […]

How to bypass Internet censorship in a repressive regime. A useful PDF file.

A very useful PDF file with information about bypassing Internet censorship in a repressive regime. Countries like China and Iran have restricted Internet and this necessitates a method of bypassing this restriction on free speech and enabling unrestricted Internet access to allow the user to upload photos and video of government abuses. Source: http://www.nartv.org/mirror/circ_guide.pdf.

Get information about your network interface with Linux.

Linux has quite a few commands for finding out information about your network adapters. Below is an example. Using the ethtool command as root. homer@deusexmachina ~ $ sudo ethtool eth2 [sudo] password for homer: Settings for eth2: Supported ports: [ TP MII ] Supported link modes: 10baseT/Half 10baseT/Full 100baseT/Half 100baseT/Full Supported pause frame use: No […]

Strange object photographed in the Martian sky. Is this a UFO?

This is a strange object photographed in the Martian sky. Could this be a photographic anomaly or is it an Unidentified Flying Object. Someone might know what this is but I am not sure. Make up your own mind about this strange object. The high resolution version of this image was here; but now it […]

Ubuntu 14.10 Utopic review.

How to use SFTP on Linux and copy files easily.

How to take a screenshot of a Linux desktop over SSH.

To take a screenshot of a Linux desktop over SSH; firstly you must set the DISPLAY environment variable. homer@deusexmachina ~ $ export DISPLAY=:0 Then use scrot to capture a screenshot of the desktop to a file. homer@deusexmachina ~ $ scrot :0 my.jpeg Since I am using my Windows Server 2012 laptop to connect to my […]

A good guide to the backend functioning of a VOIP system.

A look at the CDE UNIX desktop running on Debian.

I have recently had a look at the CDE desktop running on Debian. This is an old but good desktop environment that allows a user to make the best use of their computer. I found a Linux distribution named CDebian that is a distribution of Debian as a Live CD that includes the CDE desktop […]

How to fix the incorrect time in Linux Mint Debian Edition.

The time in Linux Mint Debian Edition can be wrong compared to your Windows installation; this is easily fixed though. Open the /etc/adjtime file in VIM. vim /etc/adjtime Then change the last line from UTC to LOCAL as shown below. deusexmachina ~ # cat /etc/adjtime 0.014261 1405441104 0.000000 1405441104 LOCAL Then save the file and […]

Awesome themes that would suit a modern KDE 5 desktop.

Themes. Oxygen GTK, a port of the KDE Oxygen theme to GTK: http://kde-look.org/content/show.php/Oxygen+Gtk?content=136216. Aeri 5.0. This is a flat and light theme inspired by mobile and tablet operating system interfaces: http://kde-look.org/content/show.php/Aeri+?content=162303. Kawai. A very smooth and sleek KDE theme: http://kde-look.org/content/show.php/Kawai+%5BQtCurve%5D?content=141920. Descartes Breeze: http://kde-look.org/content/show.php/Descartes+Breeze?content=165578. Soft Metal: http://kde-look.org/content/show.php/Soft+Metal?content=120867. Lightning Unified QtCurve: http://kde-look.org/content/show.php/Lightning+Unified+QtCurve?content=155169. Polyester 1.0.4: http://kde-look.org/content/show.php/Polyester?content=27968. Skulpture: http://kde-look.org/content/show.php/Skulpture?content=59031. […]

How to use rsync to copy files from one computer to another.

This is an example where I am using the rsync command to copy files from one computer to another. homer@deusexmachina ~ $ rsync -avz -e “ssh -p 443″ [email protected]:/home/homer/Desktop/ /home/homer/Videos The authenticity of host ‘[192.168.100.4]:443 ([192.168.100.4]:443)’ can’t be established. ECDSA key fingerprint is ############################################. Are you sure you want to continue connecting (yes/no)? yes Warning: […]

Some more useful Linux commands for the desktop and server user.

This simple command allows the user to print the contents of a variable. homer@deusexmachina:~ % echo “$LOGNAME” homer Use the netstat command to get information about all network connections to and from your machine. homer@deusexmachina:~ % netstat Active Internet connections Proto Recv-Q Send-Q Local Address Foreign Address (state) tcp4 0 0 192.168.233.133.ssh vrrp.uglsmts51mg.50529 ESTABLISHED Active […]