yes there is mac and there is Linux
sed -e '/^$/d'
I don't.
Yes. Compiz Fusion allows for 3D window management.
As files can be of any number of types, there is no single command that will do this. You would use the program associated with that file type to create a file. If you wanted to create a "blank" file, that has no content and uses no space, use the command touch filename.
use Linux
unix
If you click the blank area at the top of the window and drag you can move the current window. Another way to move a window is to hit the minimize button and to get it back just click the name of the window at the tool bar at the bottom of the window.
mkdir aptech/Linux
Linux, linux mint is a pretty popular but not as windows but it better than window. It has more features, more security, it is an anti virus system no virus has been invented or has or will for linux mint and linux
No!
mkdir directoryname