On Sun, 6 Oct 2002 21:45:25 +0200 (CEST)
Arthur de Jong <[EMAIL PROTECTED]> wrote:
> > How different is it from bogosort ?
>
> I didn't know about bogosort (but I did some looking around when I first
> developed rl) but from the manual page they seem similar.
Yes, but you know now :)
I'm just pointing out to you that there exists an application that
does what you describe, as Debian package. That's the duty of
filing an ITP.
> Some
> differences (from browsing the manual page and toying with it):
>
> * rl can pick lines from the input (you can say give me 10 random lines
> from this file), this can be done with and without recurring lines (my
> math/statistics knowledge is mostly Dutch but it's like drawing cards
> with and without replacing them to the deck).
head/tail, sort, uniq can do them.
> * I don't understart bogosort's default mode of operation
> (it just permutates until the file is sorted? at least it takes more
> time than I am willing to wait for it), with --nosort it behaves
> just like rl by default
It works like "sort" with a less optimal algorithm.
> * bogosort has some command-lines features like --output and --verbose
> * rl seems to be about three times as fast (just running
> 'time rl 100000lines > /dev/null' and
> 'time bogosort -n 100000lines > /dev/null a couple of times, no real
> statistics involved here)
It could be due to the way bogosort generates randomness.
regards,
junichi
--
[EMAIL PROTECTED] http://www.netfort.gr.jp/~dancer
