scroll back?

[Geoff Shang]

On Wed, 27 Mar 2002, Toby Fisher wrote:

> uOn Wed, 27 Mar 2002, Kerry Hoath wrote:
>
> > To make a command show usage and page the result do this:
> > ls --help 2>&1|less
> > the 2>&1 redirects standard error to standard output so you can page the result
> > through a pager.
>
> Hmm, have never needed the 2>&1, don't know what I'll be missing then.
> *grin*

Some programs send their help text to standard error, rather than standard
output.  I personally think that people who do this should have their head
read.  At any rate, the 2>&1 is needed for these programs to send standard
error to standard output.

Geoff.