hide windows by moving to another desktop (like hideit program)

hide windows we do not use and do no want to see (i.e peer2peer and other background programs)

1.
sudo apt-get install wmctrl
<100kb in size


wmctrl -l
list your windows
wmctrl -d
list your desktops
wmctrl -r <WIN> -t <DESK>  
Move the window to the specified desktop.

2.
let's start:
wmctrl -n 2
set numer of desktops to 2



wmctrl -r LinuxDC++ -t 1
wmctrl -r Transmission -t 1
wmctrl -r Nicotine+ 1.2.9 -t 1

to unhide windows:
wmctrl -r LinuxDC++ -t 0
wmctrl -r Transmission -t 0
wmctrl -r Nicotine+ 1.2.9 -t 0