Oracle VM VirtualBox: Oracle VM VT-x/AMD-V hardware acceleration is not available on your system

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I have Dell XPS 13 9350 laptop and I needed to install few virtual machine to it using Oracle VirtualBox software but when I tried to install example Windows 10 or Kali Linux I alwas got error message which said:

“VT-x/AMD-V hardware acceleration has been enabled, but is not […]

Linux: Adjust LCD laptop backlight brightness from command line

I needed to find out how can I change my laptop backlight brighness using just a command line. Solution for that problem was easier than I thought because you can do that just with one line =)

On my laptop which is Dell Latitude D430 brigness file was on /sys/class/backlight/dell_backlight directory but it’s probably almost […]

IP Traffic Monitor already listening on eth0

If you get this “IP Traffic Monitor already listening on eth0” error when you are trying to use iptraf:

IP Traffic Monitor already listening on eth0

Or any other interface like eth1 or wlan0 and so on…

Be sure that you don’t have any iptraf applications running:

ps ax|grep iptraf

and after that […]

Kali Linux: How to keep your laptop running when you close the lid

I wanted to run some software on my laptop but I wanted to close the lid of my laptop so it would be easier to carry with me but every time when I closed the lid my laptop went to sleep and stopped everything what it was doing =( I didn’t find any settings from […]

Raspberry Pi: Get GPS Working with Kismet

After normal wheezy-raspbian installation you should run:

apt-get update && apt-get upgrade

To update your software.

Now get the newest Kismet code from kismet home page: https://www.kismetwireless.net/downloads/ or direct link here: http://www.kismetwireless.net/code/kismet-2013-03-R1b.tar.xz.

For some reason I couldn’t open that .tar.xz file with my Linux so I had to do this a noob way… Download that […]