Shell tips and tricks

[Ben Scott]

On 11/1/07, Steven W. Orr <steveo at syslang.net> wrote:
> FYI, bash does not have here-strings. perl does. python has something
> similar.

  According to TFM, it does:

http://www.gnu.org/software/bash/manual/bashref.html#SEC43

  I still don't get the point of them, but it says it has them.  :)

> Speaking of envvars and variable interpolation, here's something to add
> to your .bash_profile
>
> PS4='+${0##*/} line $LINENO: '

  Wanna just tell us what that means?   :-)

-- Ben