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09:32:48 Anyone up for some scheme-golfing? 09:32:52 http://paste.lisp.org/display/124711 09:33:39 generates all ordered tuples of n items in decreasing order. 09:34:15 based on SICP. it seems waaayy too long, I could do it in imperative language much more concisely. 09:34:34 so what could be Improved. I'd be glad to have feedback. 09:34:41 take your time, I'll be here all week. 09:37:29 -!- superjudge [~superjudg@c83-250-198-227.bredband.comhem.se] has quit [Quit: superjudge] 09:38:23 superjudge [~superjudg@c83-250-198-227.bredband.comhem.se] has joined #scheme 09:54:37 drdo [~drdo@91.205.108.93.rev.vodafone.pt] has joined #scheme 09:56:07 gravicappa [~gravicapp@ppp91-77-181-148.pppoe.mtu-net.ru] has joined #scheme 09:57:28 lbc [~quassel@1908ds1-aboes.0.fullrate.dk] has joined #scheme 10:17:46 MrFahrenheit [~RageOfTho@users-146-33.vinet.ba] has joined #scheme 10:18:50 Kajtek [~nope@nat4-230.ghnet.pl] has joined #scheme 10:19:21 rvn_ [~rvn@77.107.164.131] has joined #scheme 10:23:31 pygospa [~TheRealPy@kiel-4dbec353.pool.mediaWays.net] has joined #scheme 10:26:43 -!- wisey [~Steven@host86-186-199-196.range86-186.btcentralplus.com] has quit [Quit: Leaving] 10:30:05 -!- MrFahrenheit [~RageOfTho@users-146-33.vinet.ba] has quit [Quit: Leaving] 10:34:21 Burlingk [~burlingk@softbank221067045171.bbtec.net] has joined #scheme 10:37:13 -!- mithos28 [~eric@99-113-32-54.lightspeed.sntcca.sbcglobal.net] has quit [Quit: mithos28] 10:37:37 -!- Kajtek [~nope@nat4-230.ghnet.pl] has quit [Quit: Leaving.] 10:37:45 Kajtek [~nope@nat4-230.ghnet.pl] has joined #scheme 10:43:09 -!- Kajtek [~nope@nat4-230.ghnet.pl] has quit [Quit: Leaving.] 10:43:40 Kajtek [~nope@nat4-230.ghnet.pl] has joined #scheme 10:52:14 -!- Kajtek [~nope@nat4-230.ghnet.pl] has quit [Quit: Leaving.] 10:55:45 -!- gravicappa [~gravicapp@ppp91-77-181-148.pppoe.mtu-net.ru] has quit [Remote host closed the connection] 10:56:31 MrFahrenheit [~RageOfTho@users-146-33.vinet.ba] has joined #scheme 10:56:36 rdd [~user@c83-250-153-128.bredband.comhem.se] has joined #scheme 11:15:40 -!- MrFahrenheit [~RageOfTho@users-146-33.vinet.ba] has quit [Read error: Connection reset by peer] 11:25:14 bad-egg_ [~chatzilla@183.37.31.250] has joined #scheme 11:26:45 -!- bad-egg [~chatzilla@119.136.69.181] has quit [Ping timeout: 258 seconds] 11:26:55 -!- bad-egg_ is now known as bad-egg 11:34:37 -!- bad-egg [~chatzilla@183.37.31.250] has quit [Quit: ChatZilla 0.9.87 [Firefox 6.0.2/20110902133214]] 11:40:49 -!- pchrist [~spirit@gentoo/developer/pchrist] has quit [Read error: Connection reset by peer] 11:46:09 pchrist [~spirit@gentoo/developer/pchrist] has joined #scheme 11:46:35 does anyone possible know why instruction tracing may conflict with tailcall optimization? 11:46:57 Ruby 1.9 implements TCO, but it is turned on only when tracing is disabled. and looks like no one in #ruby knows why 11:48:29 that's because tracing involve doing something on entry and on exit of each traced procedure. Therefore any call in the traced procedure is no more a tail call, since the tracing occurs after it. 11:49:37 (define (f x) (trace-entry 'f x) (let ((result (original-body-of-f))) (trace-exit 'f result))) 11:52:06 ah yes. thanks 11:52:40 (there is something weird in #scheme being the best place to ask questions about ruby internals, by the way.) 11:54:08 -!- lbc [~quassel@1908ds1-aboes.0.fullrate.dk] has quit [Remote host closed the connection] 11:54:09 :) 12:03:29 phax [~phax@unaffiliated/phax] has joined #scheme 12:04:59 acarrico [~acarrico@pppoe-68-142-33-222.gmavt.net] has joined #scheme 12:17:25 -!- _danb_ [~user@124-149-186-129.dyn.iinet.net.au] has quit [Quit: ERC Version 5.3 (IRC client for Emacs)] 12:17:58 Kajtek [~nope@nat4-230.ghnet.pl] has joined #scheme 12:18:06 -!- rdd [~user@c83-250-153-128.bredband.comhem.se] has quit [Remote host closed the connection] 12:18:48 -!- jewel [~jewel@196-215-114-61.dynamic.isadsl.co.za] has quit [Ping timeout: 260 seconds] 12:28:12 -!- masm [~masm@2.80.137.208] has quit [Ping timeout: 252 seconds] 12:40:28 -!- Brendan_T [~brendan@static.112.22.47.78.clients.your-server.de] has quit [Remote host closed the connection] 12:54:23 whitequark: that's what you get when you use languages that are broken derivatives of the true thing. Actually, contrarily to the statistics, there are not ten thousands and counting programming languages. There are really only 3 or 4 programming languages (Algol, Lisp, Prolog, and perhaps Haskell). All the others are broken derivatives. 12:55:13 *sjamaan* would add Forth to the list too 12:55:53 ok, half a dozen. 12:56:42 :) 13:04:52 rff [~rff@ip72-207-241-136.br.br.cox.net] has joined #scheme 13:08:30 -!- leo2007 [~leo@222.130.135.186] has quit [Remote host closed the connection] 13:08:56 blackened [~blackened@ip-89-102-29-120.net.upcbroadband.cz] has joined #scheme 13:18:52 MrFahrenheit [~RageOfTho@users-146-33.vinet.ba] has joined #scheme 13:27:31 gffa [~gffa@unaffiliated/gffa] has joined #scheme 13:40:12 pjb: maybe you shold try to be... less fat next time? 13:41:04 as we all know, Common Lisp is not an acceptable lisp. 13:41:09 and so on. 13:55:44 -!- leppie [~lolcow@196-215-36-200.dynamic.isadsl.co.za] has quit [Read error: Connection reset by peer] 14:01:09 leppie [~lolcow@196-215-36-200.dynamic.isadsl.co.za] has joined #scheme 14:15:12 -!- phax [~phax@unaffiliated/phax] has quit [Quit: Leaving] 14:18:25 -!- leppie [~lolcow@196-215-36-200.dynamic.isadsl.co.za] has quit [] 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[~frankie@ajax.webvictim.net] has quit [Changing host] 17:24:08 fds [~frankie@fsf/member/fds] has joined #scheme 17:24:58 githogori [~githogori@35.sub-75-215-167.myvzw.com] has joined #scheme 17:31:58 jao [~user@pdpc/supporter/professional/jao] has joined #scheme 17:38:35 teurastaja [~netwalker@modemcable072.213-81-70.mc.videotron.ca] has joined #scheme 17:39:36 ive been looking forward to implement a matrix from arrays but its the jungle out there 17:40:13 srfis on arrays are probably the less agreed upon and the most prevalent 17:41:54 so i dug up stuff on vectors, matrices, arrays, homogeneous coordinates, scheme code, math tutorials... 17:43:16 i wont simply (let ([vec (make-vector 9 (make-vector 9))]) ...) 17:43:51 because i want easy access to rows, columns and regions (sudoku programming) 17:45:39 how can i take 2 homogenous vectors and make up a matrix from linear coordinates? 17:46:03 -!- drdo [~drdo@91.205.108.93.rev.vodafone.pt] has quit [Ping timeout: 260 seconds] 17:46:16 i read all array-related srfis 17:46:42 gravicappa [~gravicapp@ppp91-77-181-148.pppoe.mtu-net.ru] has joined #scheme 17:48:30 what i need is someone who knows how to make a 2-dimensional vector space 17:49:17 -!- teurastaja [~netwalker@modemcable072.213-81-70.mc.videotron.ca] has quit [Quit: Netwalker IRC-Client (http://lancelot2k.dyndns.org) Version: 0.5.0] 17:49:33 teurastaja [~netwalker@modemcable072.213-81-70.mc.videotron.ca] has joined #scheme 17:53:26 hello? 17:56:18 -!- f8l [~f8l@81.219.207.135] has quit [Quit: WeeChat 0.3.5] 17:56:35 Hi. 17:57:05 mithos28 [~eric@99-113-32-54.lightspeed.sntcca.sbcglobal.net] has joined #scheme 17:57:15 (make-vector 9 (make-vector 9)) won't do what you want, because all the rows share state. 17:57:57 teurastaja: if your array is square (rectangular) and you know the size beforehand, why can't you emulate it with a fixed-size, one-dimensional vector of size m x n? 17:58:30 -!- pchrist [~spirit@gentoo/developer/pchrist] has quit [Read error: Connection reset by peer] 18:00:25 yes, what whitequark said 18:00:56 either that or use your implementation's multidimensional arrays 18:02:06 pchrist [~spirit@gentoo/developer/pchrist] has joined #scheme 18:04:22 causative [~halberd@h96-60-165-243.mdtnwi.dsl.dynamic.tds.net] has joined #scheme 18:04:24 -!- causative [~halberd@h96-60-165-243.mdtnwi.dsl.dynamic.tds.net] has left #scheme 18:15:25 -!- dsmith [~dsmith@cpe-184-56-129-232.neo.res.rr.com] has quit [Ping timeout: 240 seconds] 18:15:39 dsmith [~dsmith@cpe-184-56-129-232.neo.res.rr.com] has joined #scheme 18:19:55 -!- copumpkin [~pumpkin@unaffiliated/pumpkingod] has quit [Quit: Computer has gone to sleep.] 18:20:12 -!- githogori [~githogori@35.sub-75-215-167.myvzw.com] has quit [Remote host closed the connection] 18:21:51 I don't know about "less agreed upon". Surely that honour goes to records 18:23:27 leo2007 [~leo@222.130.135.186] has joined #scheme 18:34:05 -!- ToxicFrog [~ToxicFrog@24-246-40-169.cable.teksavvy.com] has quit [Ping timeout: 260 seconds] 18:36:23 ToxicFrog [~ToxicFrog@24-246-40-169.cable.teksavvy.com] has joined #scheme 18:39:09 -!- dnolen [~davidnole@68-188-56-11.static.stls.mo.charter.com] has quit [Ping timeout: 258 seconds] 18:40:39 pchrist_ [~spirit@gentoo/developer/pchrist] has joined #scheme 18:43:43 -!- pchrist [~spirit@gentoo/developer/pchrist] has quit [Ping timeout: 260 seconds] 18:50:39 -!- rvn_ [~rvn@77.107.164.131] has quit [Ping timeout: 258 seconds] 18:50:45 copumpkin [~pumpkin@unaffiliated/pumpkingod] has joined #scheme 18:51:56 dnolen [~davidnole@68-188-56-11.static.stls.mo.charter.com] has joined #scheme 18:53:43 -!- ToxicFrog [~ToxicFrog@24-246-40-169.cable.teksavvy.com] has quit [Ping timeout: 260 seconds] 18:53:49 -!- wingo [~wingo@netblock-208-127-242-10.dslextreme.com] has quit [Ping timeout: 240 seconds] 18:54:54 gavino [~g@207-180-177-44.c3-0.bkl-ubr1.sbo-bkl.ma.cable.rcn.com] has joined #scheme 18:55:21 is there any firewall pacakge that uses scheme as the configuration language? 18:57:19 -!- gravicappa [~gravicapp@ppp91-77-181-148.pppoe.mtu-net.ru] has quit [Remote host closed the connection] 19:03:23 gigamonkey [~user@adsl-99-24-220-49.dsl.pltn13.sbcglobal.net] has joined #scheme 19:03:24 rvn_ [~rvn@77.107.164.131] has joined #scheme 19:03:44 gavino, I think mvo or rotty did something a few (5-7) years ago. 19:04:36 HG` [~HG@p5DC05392.dip.t-dialin.net] has joined #scheme 19:05:59 wbooze` [~levgue@xdsl-78-35-168-218.netcologne.de] has joined #scheme 19:06:18 homie` [~levgue@xdsl-78-35-168-218.netcologne.de] has joined #scheme 19:06:29 ToxicFrog [~ToxicFrog@24-246-40-169.cable.teksavvy.com] has joined #scheme 19:08:07 is that a coder name or the name of the project? 19:08:37 -!- wbooze [~levgue@xdsl-84-44-155-244.netcologne.de] has quit [Ping timeout: 240 seconds] 19:08:44 -!- homie [~levgue@xdsl-84-44-155-244.netcologne.de] has quit [Ping timeout: 276 seconds] 19:08:45 openbsd pf aparently has nice syntax, and then I remembered hey lisp has very nice syntax, so that whatever even open bsd could have as nice could perhaps be nicer in lisp 19:08:51 FYI: gavino is a well-known troll. 19:09:00 Ah 19:09:21 He's been pestering #scheme on and off for about six years. 19:09:54 asking about prior art is now trolling 19:10:24 Riastradh: any lisp websrver powered sites? apiffy or sunet? 19:10:28 spiffy that is 19:10:47 Nope. Nobody uses any Lisp for any real applications. 19:11:21 that is untrue 19:11:30 paul graham has great success 19:12:10 gavino, Developers. (rotty is usually in here) And it was mainly schemey expressions for Linux iptables stuff, not pf. 19:12:32 nice 19:13:28 Riastradh: yes: languages constantly borrow features 19:13:28 -!- pchrist_ [~spirit@gentoo/developer/pchrist] has quit [Quit: leaving] 19:13:59 pchrist [~spirit@gentoo/developer/pchrist] has joined #scheme 19:17:35 ? 19:19:45 -!- dzhulk [~dzhulk@88.201.230.6] has quit [Quit: Leaving.] 19:23:43 -!- wisey [~Steven@host86-186-199-196.range86-186.btcentralplus.com] has quit [Quit: Leaving] 19:24:49 sounds awesome 19:25:03 I wonder if they published thier firewall stuff on the net 19:27:20 dzhulk [~dzhulk@88.201.226.101] has joined #scheme 19:27:43 -!- dzhulk [~dzhulk@88.201.226.101] has quit [Client Quit] 19:31:05 dzhulk [~dzhulk@88.201.230.6] has joined #scheme 19:31:08 -!- dzhulk [~dzhulk@88.201.230.6] has quit [Client Quit] 19:33:58 -!- Nisstyre [~yours@infocalypse-net.info] has quit [Ping timeout: 260 seconds] 19:34:44 -!- gigamonkey [~user@adsl-99-24-220-49.dsl.pltn13.sbcglobal.net] has quit [Ping timeout: 276 seconds] 19:35:06 -!- wbooze` [~levgue@xdsl-78-35-168-218.netcologne.de] has quit [Quit: ERC Version 5.3 (IRC client for Emacs)] 19:36:14 -!- homie` [~levgue@xdsl-78-35-168-218.netcologne.de] has quit [Quit: ERC Version 5.3 (IRC client for Emacs)] 19:36:43 wbooze [~levgue@xdsl-78-35-168-218.netcologne.de] has joined #scheme 19:39:10 homie [~levgue@xdsl-78-35-168-218.netcologne.de] has joined #scheme 19:41:32 -!- superjudge [~superjudg@c83-250-198-227.bredband.comhem.se] has quit [Quit: superjudge] 19:43:25 -!- jao [~user@pdpc/supporter/professional/jao] has quit [Ping timeout: 240 seconds] 19:43:50 gigamonkey [~user@adsl-99-24-220-49.dsl.pltn13.sbcglobal.net] has joined #scheme 19:49:38 wisey [~Steven@host86-186-199-196.range86-186.btcentralplus.com] has joined #scheme 19:50:00 tsousa [~Tiago@bl17-12-250.dsl.telepac.pt] has joined #scheme 19:50:01 hey 19:50:20 can you guys give me some examples of what kind of math sicp uses? 19:52:44 Nisstyre [~yours@infocalypse-net.info] has joined #scheme 19:59:47 -!- Kajtek [~nope@nat4-230.ghnet.pl] has quit [Quit: Leaving.] 19:59:56 Kajtek [~nope@nat4-230.ghnet.pl] has joined #scheme 20:00:56 the whole book is online 20:02:03 i have 11º math do you think i can read and understand the book? 20:02:30 -!- wisey [~Steven@host86-186-199-196.range86-186.btcentralplus.com] has quit [Quit: Leaving] 20:04:09 -!- dsmith [~dsmith@cpe-184-56-129-232.neo.res.rr.com] has quit [Remote host closed the connection] 20:14:08 tsousa: Probably. There really isn't much mathematical knowledge required that isn't explained. If you're willing to consult other sources if you don't understand something then you should be fine. 20:14:34 Just my opinion. 20:15:00 -!- bgs100 [~ian@unaffiliated/bgs100] has quit [Ping timeout: 260 seconds] 20:15:17 fds: ok thanks. can you recommend me an intrepretor? 20:16:46 chicken scsh petit chez 20:16:48 tsousa: Heh, that's a more political issue. But, Racket is good and (I think) has an SICP-compatibility mode. Other possibilities are Chicken, Guile and MIT Scheme. 20:17:01 scheme48 20:17:10 tsousa: Note, they aren't all (only) interpreters; Scheme is often compiled too. 20:17:58 ok thanks 20:18:51 does anyone here ever read Concrete Abstractions ? 20:19:36 racket ahs its own book 20:19:39 its schemeish 20:19:45 but also has some goodies eh 20:20:03 -!- rvn_ [~rvn@77.107.164.131] has quit [Ping timeout: 260 seconds] 20:21:26 -!- jewel [~jewel@196-215-114-61.dynamic.isadsl.co.za] has quit [Ping timeout: 252 seconds] 20:21:28 no one= 20:22:21 Most people here are idling, not waiting to answer your questions. I haven't read the book though, sorry. 20:24:01 well i will go with sicp 20:24:09 thanks 20:24:29 Happy Scheming. :-) 20:26:14 i hope it will improve my programming problem solving 20:27:48 bgs100 [~ian@unaffiliated/bgs100] has joined #scheme 20:32:21 rvn_ [~rvn@77.107.164.131] has joined #scheme 20:37:50 *qu1j0t3* uses chicken, works well for me 20:38:09 tsousa: yes it probably will ... i'm also studying sicp from time to time 20:43:44 HG`` [~HG@p5DC05C2A.dip.t-dialin.net] has joined #scheme 20:46:53 -!- HG` [~HG@p5DC05392.dip.t-dialin.net] has quit [Ping timeout: 260 seconds] 20:49:58 -!- samth_away is now known as samth 20:51:10 if I have the productions exp -> ( rest | someTerminal | anotherTerminal, and rest -> ) | exp+ [. exp ], then this fails to be LL? 20:54:40 kellar: which function is the one you're trying to implement? 20:54:43 the others being helpers 20:59:13 -!- tsousa [~Tiago@bl17-12-250.dsl.telepac.pt] has left #scheme 21:08:23 wisey [~Steven@host86-186-199-196.range86-186.btcentralplus.com] has joined #scheme 21:15:36 -!- HG`` [~HG@p5DC05C2A.dip.t-dialin.net] has quit [Quit: HG``] 21:16:50 -!- tali713 [~user@c-76-17-236-129.hsd1.mn.comcast.net] has quit [Ping timeout: 260 seconds] 21:21:22 -!- teurastaja [~netwalker@modemcable072.213-81-70.mc.videotron.ca] has quit [Quit: Netwalker IRC-Client (http://lancelot2k.dyndns.org) Version: 0.5.0] 21:29:33 [1]confab [~confab@c-24-10-60-185.hsd1.ca.comcast.net] has joined #scheme 21:33:02 -!- confab [~confab@c-24-10-60-185.hsd1.ca.comcast.net] has quit [Ping timeout: 276 seconds] 21:57:43 tali713 [~user@c-75-72-221-163.hsd1.mn.comcast.net] has joined #scheme 21:59:09 jao [~user@pdpc/supporter/professional/jao] has joined #scheme 22:05:36 SteveG [~Steve@c-71-195-234-222.hsd1.ut.comcast.net] has joined #scheme 22:15:19 fantazo [~fantazo@178-191-170-189.adsl.highway.telekom.at] has joined #scheme 22:20:40 -!- SteveG [~Steve@c-71-195-234-222.hsd1.ut.comcast.net] has quit [Quit: Leaving] 22:21:58 -!- dnolen [~davidnole@68-188-56-11.static.stls.mo.charter.com] has quit [Quit: dnolen] 22:37:08 -!- ToxicFrog [~ToxicFrog@24-246-40-169.cable.teksavvy.com] has quit [Ping timeout: 260 seconds] 22:38:56 -!- wbooze [~levgue@xdsl-78-35-168-218.netcologne.de] has quit [Quit: ERC Version 5.3 (IRC client for Emacs)] 22:38:59 -!- homie [~levgue@xdsl-78-35-168-218.netcologne.de] has quit [Quit: ERC Version 5.3 (IRC client for Emacs)] 22:41:09 ToxicFrog [~ToxicFrog@24-246-40-169.cable.teksavvy.com] has joined #scheme 22:44:41 drdo [~drdo@91.205.108.93.rev.vodafone.pt] has joined #scheme 22:46:43 dolphnDon [~king@adsl-108-207-195-211.dsl.hstntx.sbcglobal.net] has joined #scheme 22:46:47 -!- jao [~user@pdpc/supporter/professional/jao] has quit [Ping timeout: 258 seconds] 22:46:59 -!- ijp [~user@host86-173-115-76.range86-173.btcentralplus.com] has quit [Quit: ERC Version 5.3 (IRC client for Emacs)] 22:51:22 -!- gavino [~g@207-180-177-44.c3-0.bkl-ubr1.sbo-bkl.ma.cable.rcn.com] has quit [Remote host closed the connection] 22:58:43 dnolen [~davidnole@68-188-56-8.static.stls.mo.charter.com] has joined #scheme 23:02:40 samth: last one 23:03:02 ok, will golf in a little bit 23:06:58 -!- martinhex [~mjc@93-97-29-243.zone5.bethere.co.uk] has quit [Read error: Connection reset by peer] 23:07:16 martinhex [~mjc@93-97-29-243.zone5.bethere.co.uk] has joined #scheme 23:07:52 great, I'm pretty sure that should be roughly a one liner 23:28:55 fantazo_ [~fantazo@178-191-170-3.adsl.highway.telekom.at] has joined #scheme 23:31:55 -!- masm [~masm@2.80.137.208] has quit [Quit: Leaving.] 23:32:35 -!- fantazo [~fantazo@178-191-170-189.adsl.highway.telekom.at] has quit [Ping timeout: 260 seconds] 23:39:06 -!- Kajtek [~nope@nat4-230.ghnet.pl] has quit [Quit: Leaving.] 23:54:38 -!- martinhex [~mjc@93-97-29-243.zone5.bethere.co.uk] has quit [Ping timeout: 258 seconds] 23:55:54 dansa [~kang-r-us@186.240.103.36] has joined #scheme 23:56:09 -!- dansa [~kang-r-us@186.240.103.36] has left #scheme 23:56:35 martinhex [~mjc@93-97-29-243.zone5.bethere.co.uk] has joined #scheme 23:57:40 -!- peterhil [~peterhil@GZMMDCCLI.gprs.sl-laajakaista.fi] has quit [Ping timeout: 260 seconds]