Eureka;/ Re: Editing a piped in stream?

[Richard Owlett <rowlett@cloud85.net>]

On 07/07/2018 08:33 PM, David Wright wrote:
> > > > On 07/06/18 09:17, Richard Owlett wrote:
> > > > > Subject line is poorly phrased.
> > > > > While working on a problem {solved by a different approach} I had:
> > > > >      ls -l /dev/disk/by-label/ | cut -f 10,12 -d ' ' > data.txt
> > > > > I would then manually edit data.txt by replacing the space
> > > > > character between the two fields with a tab.
> > > > > I suspect I should be able to do:
> > > > >      ls -l /dev/disk/by-label/ | cut -f 10,12 -d ' ' |
> > > > > *something* > prettydata.txt
> > > > What you want is a tool that can handle fields delimited by one
> > > > or more whitespace characters.  Regular expressions come to
> > > > mind, but RTFM cut(1) doesn't look promising:
> > >  [snip]
>
> One might assume the OP wants something like
>
> $ lsblk -l -o NAME,LABEL,MOUNTPOINT
> NAME     LABEL       MOUNTPOINT
> sda
> sda2     SYSTEM_DRV
> sda3     LRS_ESP
> sda4
> sda6     swan06      /
> sda7     swan07      /wrenbk
> sda10    swan10      [SWAP]
> swanhome             /home

One might assume correctly :!
It even pretty prints the way I prefer.
That it can be sorted on a column is a bonus.
*THANK YOU*