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Linux tips and tricks for all users.

The mtr command for Linux. Another way to trace network hops using the command line.

The mtr command for Linux is another good way to trace network hops. Use it like this: mtr –report [HOST] homer@deusexmachina ~ $ mtr –report yahoo.com Start: Mon Jul 28 07:42:16 2014 HOST: deusexmachina Loss% Snt Last Avg Best Wrst StDev 1.|– 0.0% 10 0.3 0.3 0.3 0.4 0.0 2.|– 0.0% 10 29.0 […]

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″ homer@ /home/homer/Videos The authenticity of host ‘[]:443 ([]:443)’ can’t be established. ECDSA key fingerprint is ############################################. Are you sure you want to continue connecting (yes/no)? yes Warning: […]