How to encode a video to webm format and use it as a GIF replacement.

This is how to encode a video to webm format without sound to create a GIF replacement. The ffmpeg utility allows encoding a video in different formats. This is the perfect command for encoding a good quality webm video. ffmpeg -i gzdoom_2012_11_04_20_34_10_391.avi -ss 00:01:00.000 -to 00:01:20.000 \ -codec:v libvpx -quality good -cpu-used 0 -b:v 500k … Read more

Windows themes for xubuntu 13.10.

Nice Xfce4 themes for Xubuntu 13.10. Lubuntu XP theme: http://xfce-look.org/content/show.php/Lubuntu+XP+three+flavors?content=162880. A Windows XP styled theme for Lubuntu. Windows 8 mouse cursor theme: http://xfce-look.org/content/show.php/Win8E?content=160758. Vista styled Xfce4 theme: http://xfce-look.org/content/show.php/Vista+Royale?content=59665. Matthew Farrell’s Theme 1.0: http://xfce-look.org/content/show.php/Matthew+Farrell%27s+Theme?content=99669. A nice theme that may be used with Xfce4 that looks like Matthew Farrel`s theme from Die Hard 4.0. Wallpapers. Beautiful Amanita … Read more

Yet another way to get the IP address of a host and print it. And other useful networking commands.

This is a good way to get the IP address of a host and print it to the terminal. homer@deusexmachina ~ $ host yahoo.com | awk ‘/ has address / { print $4 }’ | cut -d " " -f14- 98.138.253.109homer@deusexmachina ~ $ host yahoo.com | awk ‘/ has address / { print $4 }’ … Read more

Windows XP support has ended. This is time to update to a better operating system.

Support for Windows XP has ended, this means that there will be no further updates for Windows XP on the desktop. This is a good time to upgrade either to Windows 7, which is supported until 2020; or to use Linux Mint and enjoy a faster and more reliable desktop operating system. I am using … Read more

Some more useful UNIX commands available for the Mac.

There are a few very useful UNIX commands available on the Apple Macintosh. Mountain Lion is what I am using in Virtualbox and I am having a look at some very useful shell commands and tips. The iostat command. This shows statistics of disk Input/Output. Homers-iMac:Documents homer$ iostat disk0 disk1 cpu load average KB/t tps … Read more

Goat Simulator coming to Linux and Macintosh soon! The mayhem will never stop!

The massively popular game Goat Simulator will be coming to Linux and Macintosh in a indeterminate time. This means that Linux users could enjoy this awesome sandbox game. Goat Simulator is a game where you play as an invincible Goat and you cause all kinds of mayhem in a suburban area. Powered by the Unreal … Read more

A recording of my Linux Mint 16 MATE desktop.

How I recorded this video. avconv -f x11grab -r 60 -s 1920×1080 -i :0.0 -vcodec libvpx -b:v 1M output.webmavconv -f x11grab -r 60 -s 1920×1080 -i :0.0 -vcodec libvpx -b:v 1M output.webm Use this command to install avconv. sudo apt-get install libav-toolssudo apt-get install libav-tools This is a very good way to show off your … Read more

How to add the proper repository information to Kali Linux to install kernel headers.

Installing the kernel headers for Kali Linux allows the installation of Virtualbox Guest Additions and other software that relies upon the kernel headers, but the /etc/apt/sources.lst is not filled out by default. Paste this code into the /etc/apt/sources.lst at the bottom of the file. deb http://http.kali.org/ /kali main contrib non-free deb http://http.kali.org/ /wheezy main contrib … Read more

How to encrypt a file with gpg on Linux and then decrypt it later.

The gpg utility for Linux is used to create public and private key pairs to encrypt files for secure transmission over the Internet. To initialize this utility; run this command. homer@deusexmachina ~ $ gpg –gen-key gpg (GnuPG) 1.4.14; Copyright (C) 2013 Free Software Foundation, Inc. This is free software: you are free to change and … Read more

Why Linux is very useful on the desktop compared to the Windows operating system.

The Linux kernel is very flexible. There are so many distributions of Linux that I have lost count. There is the Vyatta routing distribution that is useful for creating a router on an old computer. The Clonezilla utility distribution is also very useful, this is a Linux based distribution of Debian that is used to … Read more

How to change the hostname on an Ubuntu or Linux Mint system with the command line.

Changing the hostname on a Linux system is very easy indeed. Use this command to set a new hostname. homer@homer-eME730:~$ sudo hostname netbook.local Then edit the /etc/hosts file to set the new hostname. homer@homer-eME730:~$ sudo vim.tiny /etc/hosts And edit it to the new value. 127.0.0.1 localhost 127.0.1.1 netbook.local # The following lines are desirable for … Read more

How to install Linux and totally wipe ChromeOS off a Chromebook.

https://superuser.com/questions/662927/is-there-a-way-to-completely-delete-chrome-os-on-a-chromebook-and-install-linu. This posting on superuser.com explains how to totally remove the Chrome OS from the Chromebook and install Linux instead. This is a good option if you want a proper operating system on your Chromebook and not the Google operating system supplied with the netbook. Installing Linux would allow someone to use apt-get to install … Read more

How to install Windows 7 in a qemu KVM virtual machine and enjoy a fast Windows desktop in a window.

The qemu KVM hypervisor allows a Linux user to install a virtualized operating system that will run very fast indeed once installed. To install the qemu KVM hypervisor; enter this command. sudo apt-get install qemu-kvm qemu-utilssudo apt-get install qemu-kvm qemu-utils Then create a raw disk image to house your Windows operating system. qemu-img create -f … Read more

Twitter blocked in Turkey, but there are solutions to route around this censorship.

As written in this posting: http://www.abovetopsecret.com/forum/thread1003709/pg1. The Turkish government has just banned Twitter access on their Internet. This is another step towards government censorship and control of the Internet. This is not a good move by the Turkish government. This will lead to users with technical knowledge to use TOR to tunnel through the censorship … Read more

How to get the geographical location of an IP address.

How to get the geographical location of an IP address. This simple command will get this for you. [jason@darknet:~] curl ipinfo.io/203.113.124.148 ; echo "" { "ip": "203.113.124.148", "hostname": "No Hostname", "city": "", "region": "", "country": "TH", "loc": "13.7500,100.4667", "org": "AS9737 TOT Public Company Limited" }[jason@darknet:~] curl ipinfo.io/203.113.124.148 ; echo "" { "ip": "203.113.124.148", "hostname": "No … Read more

My useful system information script for any Linux user who wants quick system information.

This is a system information script I am working on. This shows some useful information about your Linux system. #!/bin/bash   echo " My System information script." echo " " echo " "   echo "The computer has: $(awk < /proc/meminfo ‘{ if ($1 == "MemTotal:") { print $2 }}’) Kilobytes of RAM." echo "The … Read more