Flickr Photos

Roe Deer
Leopard in the rain
Lion mum taking care of cubs
Male Lion
Lion Cubs Playing
Lazy Spotted Hyena
Female Lion
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 […]

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 you […]

Apple Mac OS X and locked files

I had a client whos Microsoft Windows 7 Fujitsu laptop I had to fix.

I used Hiren’s BootCD bootable Linux rescue CD to copy files from that laptop to my clients external harddrive and everything when without a problems.

When I started to move files from that external harddrive to my iMac (Actually to my […]