[NBLUG/talk] Yes

Andrew argonaut at softhome.net
Tue Apr 5 09:59:13 PDT 2005


Troy Arnold wrote on Tue, 5 Apr 2005 09:27:11 -0700:

> On Tue, Apr 05, 2005 at 09:00:36AM -0700, S. Saunders wrote:
> > On Sat, April 2, 2005 15:54, A'fish'ionado said:
> > 
> > > It sure makes an impression, but what is it good for? I
> > > know people must be using it, since it seems to be a
> > > standard part of Unix--but what do you use it for?
> > >
> > > Just wondering,
> > 
> > It's sort of an "opposite" of /dev/null (where you toss
> > output you don't need) -- when you need an arbitrarily-long
> > stream of INput, you can get it from "yes".
> > 
> > Also, more-specifically, it will substitute for interactive
> > input, if you have some program that wants more input (e.g.
> > affirming to an automated query to continue) than you want to
> > type.
> > 
> > I used to use it -- very occasionally -- but seldom do so any
> > more.
> 
> Also very useful if you get in trouble in school:
> $ yes "I will not fight in class."

You forgot to redirect the output:

$ yes "I will not fight in class." > /dev/blackboard   :-)

A.



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