Flickr Photos

Roe Deer
Leopard in the rain
Lion mum taking care of cubs
Male Lion
Lion Cubs Playing
Leopard
Lazy Spotted Hyena
Female Lion
Cheetah
Golden Jackal
Golden Jackal
Young Cheetah

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

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 operational. Your 64-bit guest will fail […]

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 […]

Dell PowerEdge 2650 server and memory limited message

I was installing Debian GNU/Linux to one of my old Dell PowerEdge 2650 servers but everytime when I booted it up I got annoying message on my screen:

"Amount of available memory limit to 256 MB! Strike the F1 key to continue, F2 to run the setup utility"

I find out that you can get […]

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 […]