I am reminded of an arcane implementation... http://lists.freebsd.org/pipermail/freebsd-current/2010-August/019310.html
On Wed, Nov 10, 2010 at 8:06 AM, pepijn (aka fliebel) <pepijnde...@gmail.com> wrote: > I almost forgot about this. I talked to mfex on IRC, and he came up > with the winning solution. > http://clojure-log.n01se.net/date/2010-11-07.html#11:32 > > https://gist.github.com/666228 > > Basically it comes down to *not* doing work, rather than doing it > fast. > > What the Python version does - and this version as well - is check if > the block type is actually displayed before counting it. > > Thanks for all the input! > > On Nov 7, 6:30 pm, Justin Kramer <jkkra...@gmail.com> wrote: >> Implementing this in straight Java might help pinpoint whether this is >> a JVM issue or a Clojure issue. >> >> Also, FYI, there is clj-glob (https://github.com/jkk/clj-glob) for >> finding files based on patterns like */*/*.dat >> >> Justin >> >> On Nov 4, 4:28 pm, Pepijn de Vos <pepijnde...@gmail.com> wrote: >> >> >> >> >> >> >> >> > Hi all, >> >> > I have written a Python script to analyze Minecraft levels and render a >> > graph. Then I did the same with Clojure. It takes Python 10 seconds to >> > analyze a map, while it takes Clojure over a minute. >> >> > After having tried different options without any significant improvement, >> > I am lost as to why there is such a huge difference. I wouldn't mind an >> > extra pair of eyes/brains to look at this. >> >> > I blogged about it in more detail >> > here:http://pepijndevos.nl/clojure-versus-python >> > Clojure version:https://github.com/pepijndevos/Clomian/ >> > Python version:https://github.com/l0b0/mian >> >> > Clojure spends most of its time in the freqs function, here are a couple >> > of variations:https://gist.github.com/663096 >> >> > If you want to run the code yourself, you'll need a Minecraft level and >> > JNBT, which is not on Maven. >> > JNBT:http://jnbt.sourceforge.net/ >> > The level used in the blogpost:http://dl.dropbox.com/u/10094764/World2.zip >> >> > Groeten, >> > Pepijn de Vos >> > -- >> > Sent from my iPod Shufflehttp://pepijndevos.nl > > -- > You received this message because you are subscribed to the Google > Groups "Clojure" group. > To post to this group, send email to clojure@googlegroups.com > Note that posts from new members are moderated - please be patient with your > first post. > To unsubscribe from this group, send email to > clojure+unsubscr...@googlegroups.com > For more options, visit this group at > http://groups.google.com/group/clojure?hl=en -- Cheers, Leif -- You received this message because you are subscribed to the Google Groups "Clojure" group. To post to this group, send email to clojure@googlegroups.com Note that posts from new members are moderated - please be patient with your first post. To unsubscribe from this group, send email to clojure+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/clojure?hl=en