Date: Tue, 10 Aug 2010 15:30:06 GMT From: Chip Camden <sterling@camdensoftware.com> To: freebsd-bugs@FreeBSD.org Subject: Re: bin/15205: [patch] Addition to random(6) Message-ID: <201008101530.o7AFU6p5061918@freefall.freebsd.org>
next in thread | raw e-mail | index | archive | help
The following reply was made to PR bin/15205; it has been noted by GNATS. From: Chip Camden <sterling@camdensoftware.com> To: Alexander Best <arundel@freebsd.org> Cc: bug-followup@freebsd.org Subject: Re: bin/15205: [patch] Addition to random(6) Date: Tue, 10 Aug 2010 08:26:23 -0700 --ftEhullJWpWg/VHq Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Quoth Alexander Best on Tuesday, 10 August 2010: > On Mon Aug 9 10, Chip Camden wrote: > > Quoth Alexander Best on Tuesday, 10 August 2010: > > > could you provide an example how to reproduce the same output (ls /bi= n | random -s 8) with an unpatched copy of ranom? > > >=20 > > > cheers. > > > alex > > >=20 > > > --=20 > > > a13x > >=20 > >=20 > > Sure: > >=20 > > ls /bin | random 8 >=20 > i don't think this reproduces the exact ouput as `ls /bin | random -s 8`. >=20 > `random 8` will print each input line with a probability of 1/8th. >=20 > `random -s 8` on the other hand will print a random line out of every 8 l= ines of input. this means that for a static number of input lines `random -= s 8` will always produce the same number of output lines, wheras the number= of lines returned by `random 8` will be different for each run. >=20 > cheers > alex >=20 > ps: please keep bug-followup@ in the CC field so our conversation gets ar= chived by GNATS. >=20 > >=20 > > --=20 > > Sterling (Chip) Camden | sterling@camdensoftware.com | 2048D/3A978E4F > > http://camdensoftware.com | http://chipstips.com | http://chipsq= uips.com >=20 >=20 Ah, you are correct. I missed that subtle difference. >=20 > --=20 > a13x --=20 Sterling (Chip) Camden | sterling@camdensoftware.com | 2048D/3A978E4F http://camdensoftware.com | http://chipstips.com | http://chipsquips= .com --ftEhullJWpWg/VHq Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.10 (FreeBSD) iQEcBAEBAgAGBQJMYW+fAAoJEIpckszW26+RMAkH/13LNyxpAtYxqk2N2Fl+hSfe t19KEgCc8v7je7J/V6Ok5YjKvOd5055NcybBZ50xtsEhgokOcchBDqoCERPtBDKW fGWr5PTgYzZ6HtjAM5/44Uy3JR3iQvb+aRJiYIdqrVsWyZ53YktApr5fdBe5w9jh 4GiIQUsvcOzKVN4OWooJgyZWCVf9En2kwL6xK0TmR8EQLpcZWvgCAdHeC8EhzMz1 fRTCEKTIkaXJLO8CEPepPsowE1/AX+kyRAILcWqNR/4NNkZMXiA9Y/Csf5OFiAfJ tLNk1GnKxKapgUyAxaxr2kM6OU8tjeSuy8mePbwGP3UnsVfYwoS9LiPf6CRcsjo= =o/4t -----END PGP SIGNATURE----- --ftEhullJWpWg/VHq--
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?201008101530.o7AFU6p5061918>