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00:20 mithos28: has any one here made a custom webserver with web-server/private/dispatch-server-unit?
00:29 mithos28: anyone on?
00:30 sw2wolf: Does `raco exe` produce standalone executables ?
00:31 sw2wolf: not byte code
00:31 mithos28: for some definition of standalone, for other definitions you will need raco distribute
00:33 sw2wolf: Can `raco distribute` produce executables which can run without racket env. ?
00:33 mithos28: it should
00:33 sw2wolf: great
00:35 mithos28: sw2wolf: can you run this program, https://gist.github.com/4378177
00:35 mithos28: Does it print any output for you?
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00:35 sw2wolf: wait ...
00:36 mithos28: I'm getting errors about ports already bound
00:36 mithos28: but I believe my system is just messed up
00:37 sw2wolf: >racket -t test.rkt
00:37 sw2wolf: #<procedure:...-server-unit.rkt:47:2>
00:37 sw2wolf: tcp-listen: listen failed
00:37 sw2wolf: port number: 8082
00:37 sw2wolf: system error: Address already in use; errno=48
00:37 sw2wolf: context...:
00:37 sw2wolf: run-server
00:37 mithos28: ok, its not me
00:38 mithos28: I'll post to the mailing list, thanks.
00:38 sw2wolf: welcome
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00:51 mithos28: It seems that it was the listen-ip argument that is the issue
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07:46 Cryovat: Hmm
07:47 Cryovat: I "finally" upgraded to 5.3.1
07:47 Cryovat: DrRacket has improved :D
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09:59 mithos28: Anyone on here with an os X machine running 10.8.1 or earlier?
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10:04 greghendershott: mithos28: Yes. 10.7.5
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10:05 RacketCommitBot: [racket] plt pushed 1 new commit to master: http://git.io/9nBMXQ
10:05 RacketCommitBot: racket/master 0a6d882 Robby Findler: adjust DrRacket logging support following comments from Neil Van Dyke...
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10:05 mithos28: greghendershott: Can you run,  https://gist.github.com/4378177
10:06 mithos28: and tell me if it works or gets an error with the port already being bound
10:06 greghendershott: mithos28: OK ….
10:07 greghendershott: I get prompted, "Do you want to allow DrRacket to accept incoming connections?". I answer Yes, it doesn't error.
10:08 mithos28: Ok, thanks
10:19 (quit) mithos28: Quit: mithos28
10:21 anRch: Is there a zeromq v3.x library?
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10:31 mithos28: jeapostrophe: ping
10:32 jeapostrophe: mithos28: pong
10:32 mithos28: It failed with the same error message
10:32 mithos28: and also if I changed it to 8786, which should not be bound by anything
10:33 mithos28: But works if I change #f to "127.0.0.1"
10:33 jeapostrophe: Then the problem is with the Racket VM and you should CC Matthew and draw his attention to the post
10:33 mithos28: k, will do
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12:36 danking: I'm sure this has been asked a thousand times but how do I get the effect of taking ((a ...) (b ...)) and making (a b a b a b ...) with syntax-patterns?
12:38 danking: Specifically, I'm taking two matched lists and passing them to `hash'.
12:40 danking: Hmm, I'm still curious how to do the above, but it looks like I can use make-immutable-hash with pairs
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13:06 greghendershott: danking: Not sure if the best way, but how about: https://gist.github.com/4381886
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13:15 RacketCommitBot: [racket] plt pushed 2 new commits to master: http://git.io/b9-rdg
13:15 RacketCommitBot: racket/master 18a5380 Matthew Flatt: guide: improve explanation of transformer procedures and identifier macros
13:15 RacketCommitBot: racket/master 7bddce8 Matthew Flatt: fix GC bug...
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13:44 danking: greghendershott: I guess that works, but I hoped that there would be a pattern-matching way to express it.
13:44 danking: :/
13:46 mithos28: danking: (make-hash (list (cons a b)) ...)
13:46 danking: Also, anyone know the syntax-parse equivalent of (first (left right) ... last) ? I've tried ((~seq first:id (~rest (left:id right:id))) last:id) and it fails with "unexpected term" on whatever the last non-pair element is.
13:47 mithos28: (~seq first:id (left:id right:id) … last:id) should work
13:48 danking: Hmm.
13:48 danking: I've been scared away from ellipses in syntax-parse match patterns, things always go wrong.
13:48 danking: I'll give it a try though.
13:51 danking: mithos28: Thanks it works
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13:52 greghendershott: danking: If you don't mind using  (http://docs.racket-lang.org/reference/require.html?q=syntax-parse#(form._((lib._racket/private/base..rkt)._require)) http://docs.racket-lang.org/syntax/Experimental.html?q=syntax-parse#(mod-path._syntax/parse/experimental/template)) then the ?@ template might work?
13:52 greghendershott: http://docs.racket-lang.org/syntax/Experimental.html#(form._((lib._syntax/parse/experimental/template..rkt)._~3f~40))
13:52 greghendershott: Sorry the previous message was copy/paste got URIs in it. I meant (require syntax/parse/experimental/template)
13:54 danking: greghendershott: Ah, that's sweet
13:55 greghendershott: That one example seems exactly what you're asking for
13:55 danking: Yes, it is exactly what I seek.
13:57 greghendershott: danking you figured out my mangled URI, but for anyone else it's the doc for `template`: http://docs.racket-lang.org/syntax/Experimental.html#(form._((lib._syntax/parse/experimental/template..rkt)._template))
13:59 danking: I need to teach my terminal to recognize urls with parents.
14:01 danking: Ah, this ?@ syntax is awesome, it's much easier to see what the resulting syntax will be.
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17:15 danking: Are you allowed to have doubly nested attributes?
17:15 danking: i.e. foo.bar.baz ?
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17:19 asumu: danking: I don't think so.
17:19 asumu: I just tried and couldn't get it to work.
17:21 danking: asumu: Likewise.
17:21 danking: I always get turned around when I try to use syntax classes
17:21 danking: I get the impression that I don't understand them well so I end up feeling hamstrung.
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17:22 univyrse: okay, ruby has rubyists, racket should be racketeers
17:22 (nick) tilde`_ -> tilde`
17:22 asumu: Usually if you want to access several levels down, you just re-export attributes.
17:22 univyrse: although racketeering is misleading
17:22 asumu: univyrse: it's an intentional pun.
17:23 univyrse: i dont follow
17:24 Cryovat: Boo
17:24 Cryovat: The Racket version in Ubuntu 12.10 is very old :(
17:25 asumu: univyrse: originally, the name "Scheme" came from the MIT tradition of naming, e.g., "Planner"
17:25 mithos28: and conniver
17:25 asumu: It was supposed to be "Schemer" but there was a character limit issue on some computer.
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17:27 univyrse: oh
17:27 asumu: Afterwards, it became a tradition to name Scheme implementations with names like Larceny, Gambit, and so on.
17:27 univyrse: interesting
17:28 Cryovat: Possibly it was also a clever ploy to prevent major companies from adopting it ;)
17:29 danking: asumu: Doesn't rexporting them seem wrong though?
17:29 danking: I always get the sense that, when I'm playing the macro-engineer, I am doing things the "wrong way" and it bothers me.
17:30 asumu: danking: well, using multiple dots would also violate the Law of Demeter. :p
17:32 asumu: Cryovat: they didn't try hard enough. They should've named it "Brainfuck". ;)
17:33 Cryovat: :D
17:34 danking: blah
17:34 danking: Maybe this whole idea is engineered wrong.
17:34 danking: You know when you get to that point where you've built a giant steaming heap of code?
17:35 danking: It's that time. I think I better put it away and just re-write it tomorrow with a fresh head.
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17:58 univyrse: do you guys think that scheme will eventually turn into common lisp? some people on hackernews were discussing how r6rs is getting feature heavy
18:05 asumu: univyrse: I don't know about Scheme. R6RS certainly had many features that a pratical language needs (e.g., hashtables), but some of that is not in R7RS.
18:05 asumu: And probably R6RS was not enough anyway.
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18:06 mithos28: r6rs was considered feature heavy for adding a sane module system
18:06 asumu: Racket is probably getting closer to CL in terms of features and libraries.
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18:14 Cryovat: Feels like R7RS is going in the right direction by having a slim and heavy profile
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20:05 mithos28: If I have a number is there a way to get it in the form of bytes? (Using twos complement unsigned representation)
20:06 mithos28: say 258 => "\x01\x02"
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20:09 asumu: mithos28: does integer->integer-bytes do what you want?
20:10 mithos28: Yes, i was looking up the wrong name, number->bytes
20:10 mithos28: thanks
20:13 mithos28: asumu: Do you have any local root collections installed with raco link?
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22:11 m23: can anyone help me? I'm trying to install racket on Debian squeeze
22:18 sw2wolf: Even `plt-web-server -p 8000` reports "address already used ..." error ?!
22:19 sw2wolf: how can we ensure the racket software's quality ?
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22:39 jonrafkind: donate money to hire more grad students
22:41 sw2wolf: jonrafkind: good suggestion
22:45 univyrse: would that actually work?
22:46 jonrafkind: well its a complex situation, but i guess it could if you gave enough
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23:40 RacketCommitBot: [racket] plt pushed 4 new commits to master: http://git.io/a1g6gA
23:40 RacketCommitBot: racket/master 10137dc Robby Findler: fix bug in help/search docs
23:40 RacketCommitBot: racket/master 8a3f662 Robby Findler: git rid of thread unsafe use of load-collections-xref...
23:40 RacketCommitBot: racket/master f6805ea Robby Findler: remove fancy delay dance around load-collections-xref
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23:49 univyrse: i like that you can combine structs and keep their keywords independent to each struct
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23:52 sw2wolf: ?wn racket