Please contact me off-list. I'm curious about the end use of your random selection of music files. A similar idea has been kicking around in my head for years.
=========================================================== Norman Morgan <> [EMAIL PROTECTED] <> http://www.brake.com =========================================================== The crimes we are about to depict have been specially committed for this program. =========================================================== > -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] Behalf Of Dave Walker > Sent: Tuesday, August 09, 2005 12:51 PM > To: 'u2-users@listserver.u2ug.org' > Subject: RE: [U2] True random select lists? > > > I use xmms for playing the music, but until now have used a mysql database > to generate the playlists. > > What I'm actually trying to do is learn how to talk to OpenQM > with qmclilib. > I've managed to create a python wrapper for the library, and have > now built > the database using the same program I wrote to learn how to > program python. > I've just stripped out the mysql bits and put in the OpenQM > equivalent. (The > database structure has also changed, of course, to take advantage of > multivalues!) > > I'll eventually put a pretty face on the frontend with PyQT, and possibly > give it multiple personalities with apache2 and mod_python. > > But I have to learn to walk before I can run, and an mp3 > application is the > easiest way I have to generate a fair sized database. I can > populate it from > the mp3 tags themselves, and do so many fun things with it after > it's built! > > Thanks for the comments, > -- > Dave Walker > 8..7 4(()) -:&:- > -:&:- 8.74 .74(()) > ((88.74 ..74 -:&:- > ((88.74 * Peace > > > > > -----Original Message----- > > From: [EMAIL PROTECTED] > > [mailto:[EMAIL PROTECTED] Behalf Of Allen > > E. Elwood > > Sent: Tuesday, August 09, 2005 12:11 PM > > To: u2-users@listserver.u2ug.org > > Subject: RE: [U2] True random select lists? > > > > > > The I-desc is a nice idea, however you're going to get > > multiple hits on the > > same song, and don't we all hate that when we hear the same song? > > > > The basic idea is very similar to something that I did with > > the thought of > > the day. I used to select the entire file put it into an > > array, and then > > base the random number based off of the time of the day with > > a modulo of a > > prime number close to the total number of records selected > > and use that to > > prime RND. Or maybe visa versa. It was a LONG time ago in a > > universe very > > very far away ;) > > > > This was similar to hashing in pick, and where I got the > > idea. Using the > > time, gave as close to a really random number as possible. > > Since I was only > > selecting one record a day, I would post a 1 to that record > > so it would not > > be selected the next time. When my select didn't return any > > records I would > > just clear all the 1's in the file and start over. Worked great! > > > > But but but, why not just get the free winamp www.winamp.com > > and just click > > on random??? > > > > Allen > > > > -----Original Message----- > > From: [EMAIL PROTECTED] > > [mailto:[EMAIL PROTECTED] Behalf Of Dave Walker > > Sent: Tuesday, August 09, 2005 08:22 > > To: 'u2-users@listserver.u2ug.org' > > Subject: RE: [U2] True random select lists? > > > > > > Yes, I would like a DIFFERENT 100 every time, otherwise the > > FIRST would have > > worked. The first thing I thought of was your basic routine, > > but I just > > wondered if I'd overlooked a SELECT option that I wasn't > > familiar with. > > > > I'm wondering which would be more efficient; the basic subroutine or > > Christophe's suggestion of an I descriptor? > > > > Thanks, > > -- > > Dave Walker > > 8..7 4(()) -:&:- > > -:&:- 8.74 .74(()) > > ((88.74 ..74 -:&:- > > ((88.74 * Peace > > > > > > > > > -----Original Message----- > > > From: [EMAIL PROTECTED] > > > [mailto:[EMAIL PROTECTED] Behalf Of > > > Martin Phillips > > > Sent: Tuesday, August 09, 2005 10:46 AM > > > To: u2-users@listserver.u2ug.org > > > Subject: Re: [U2] True random select lists? > > > > > > > > > Hi Dave, > > > > > > > I've built a database of all my mp3s. Now I want to > > > generate a random list > > > > of 100 songs. s there a way to do that with a SELECT > > > statement, or must I > > > > muck around in basic to do so. > > > > > > This depends what you mean by "random". If you are happy to > > > agree that the > > > hashing process is effectively random from an external point > > > of view, simply > > > use > > > SELECT filename FIRST 100 > > > > > > However, you seem to want a different 100 records each time. > > > I cannot see > > > any way to do this aside from using a Basic program. Even > > > then, you will > > > have to start with a list of all the records and then extract > > > 100 items > > > randomly... > > > > > > OPEN 'filename' TO FVAR ELSE STOP > > > SELECT FVAR > > > READLIST LIST THEN > > > N = DCOUNT(LIST, @FM) > > > FOR I = 1 TO 100 > > > X = RND(N) + 1 > > > ID = LIST<X> > > > DEL LIST<X> > > > N -= 1 > > > NEXT I > > > END > > > > > > The above idea assumes that the list has over 100 items in it > > > > > > The basic problem here is that computers are supposed to be > > > repeatable. What > > > you want is random behaviour so you are unlikely to find it > > > in the standard > > > toolset. > > > > > > > > > Martin Phillips > > > Ladybridge Systems > > > 17b Coldstream Lane, Hardingstone, Northampton NN4 6DB > > > +44-(0)1604-709200 > > > ------- > > > u2-users mailing list > > > u2-users@listserver.u2ug.org > > > To unsubscribe please visit http://listserver.u2ug.org/ > > ------- > > u2-users mailing list > > u2-users@listserver.u2ug.org > > To unsubscribe please visit http://listserver.u2ug.org/ > > ------- > > u2-users mailing list > > u2-users@listserver.u2ug.org > > To unsubscribe please visit http://listserver.u2ug.org/ > ------- > u2-users mailing list > u2-users@listserver.u2ug.org > To unsubscribe please visit http://listserver.u2ug.org/ > -- > No virus found in this incoming message. > Checked by AVG Anti-Virus. > Version: 7.0.338 / Virus Database: 267.10.4/66 - Release Date: 8/9/2005 > -- No virus found in this outgoing message. Checked by AVG Anti-Virus. Version: 7.0.338 / Virus Database: 267.10.4/66 - Release Date: 8/9/2005 ------- u2-users mailing list u2-users@listserver.u2ug.org To unsubscribe please visit http://listserver.u2ug.org/
