From: Venks <venkatesh.mantha@...>
Date: 2007-12-07T01:45:20+09:00
Subject: Re: Capturing STDOUT from a system call (POSIX) into an array

Thanks.

Unfortunately I learned the hard way that if I use back ticks to
execute an external command STDERR is not captured. I need to check
the status of the command before proceeding. I am looking into
"systemu" library as I may need to use threads as part of this
development process.

On Dec 6, 2007 11:10 AM, Ken Bloom <kbloom@gmail.com> wrote:
> On Wed, 05 Dec 2007 19:38:35 -0500, Venks wrote:
>
> > Thanks for your quick reply. I realize that you don't even need to use
> > split. What I am missing is how to create a 2 dimensional array with
> > each line contents in an array assuming that they are separated by a
> > COMMA.
> >
> > Let me be more specific. Assume that we have a file under /tmp/test.txt
> > with the following contents.
> >
> > aaa, 10, test1
> > bbb, 20, test2
> > ccc, 30, test3
> > ddd, 40, test4
> >
> > I want to create a 2 dimensional array with each line being an array.
> >
> > lines = `cat /tmp/test.txt` will create a single dimensional array by
> > default.
>
> `cat /tmp/test.txt` will create a single string.
>
> require 'csv'
> nested_arrays=CSV.parse(`cat /tmp/test.txt`)
>
>
> --Ken
>
> --
> Ken (Chanoch) Bloom. PhD candidate. Linguistic Cognition Laboratory.
> Department of Computer Science. Illinois Institute of Technology.
> http://www.iit.edu/~kbloom1/
>
>