sed and comma-delimited file

Gary Kline kline at sage.thought.org
Fri Sep 22 10:01:03 PDT 2006


On Fri, Sep 22, 2006 at 08:59:15AM +0200, Patrick M. Hausen wrote:
> Hi, all!
> 
> On Tue, Sep 19, 2006 at 07:49:42PM -0400, Matt Emmerton wrote:
> 
> > > cat file | awk -F"," '{ printf "%s,%s,%s,%s,%s\n",$1,$2,$3,$4,$5  }' >
> > > newfile
> > 
> > What's wrong with this?
> > 
> > cat file | cut -f-5 -c';' > newfile
> 
> Both commands suffer badly from useless use of cat(1) ;-))
> 
> See
> 	http://sial.org/howto/shell/useless-cat/
> 
> for one of the dozens of explanations on the web.
> 


	I think the entire group of *nix users would benefit  from
	having a list of these kind of links.  bRief tutorials 
	(that I have long since lost, BTW) on awk and sed, along
	with things-related.
	much else.  

	I'm saving all URL's, thanks ;-)

	gary


> SCNR,
> Patrick
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-- 
   Gary Kline     kline at thought.org   www.thought.org     Public service Unix



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