"Strong Scripting Skills" - a definition? - sunday
Danny Howard
dannyman at toldme.com
Tue Jan 27 14:38:39 PST 2004
On Tue, Jan 27, 2004 at 01:37:41PM -0800, Robert Hajime Lanning wrote:
> <quote who="Danny Howard">
> >> root 24570 1 0 Oct 31 ? 0:10 /usr/local/apache/bin/httpd
> >> -DSSL
> >> defang 7665 212 0 07:03:02 ? 0:14 /bin/perl -w mimedefang.pl
> >> -server
> >>
> >> This is the problem with choosing a field. Hint, look at the process
> >> start time. This maybe avoided with options to ps, I haven't looked.
> >> This is "ps -ef" on Solaris. The Linux "ps auxw" and "ps -ef" the
> >> start time would be "Oct31", so, it is not an issue there.
> >
> > That looks like a job for cut(1).
> >
> > -d
>
> That is also based on field count.
What inferior OS are you running?
[...]
The options are as follows:
-b list
The list specifies byte positions.
-c list
The list specifies character positions.
[...]
On FreeBSD, which tends toward the vanilla, you can 'cut -c -20,40-' or
whatever. It is kind of overshadowed by its more powerful brethren, but
sometimes you just want to cut by character position. And as Unix
commands goes, it has such an unusually straightforward name.
-danny
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