Training scripts

[David Relson]

On Tue, 27 Jan 2004 20:10:35 -0500
Matej Cepl wrote:

> On Tuesday 27 of January 2004 16:50, Boris 'pi' Piwinger wrote:
> > >Make file empty (zero length).
> > 
> > OK, so just `touch filename`.
> 
> As far as I am aware, touch never touches a content of the file.
> 
> Matej

A good way to empty a file is:  "cat /dev/null > file".  The file
retains its attributes (owner and group and permissions) and the length
becomes zero.