I mean that you should forgot about lazy sequences and sequences in general, if you want to have a cutting edge performance with reducers. Example of reducible slurp, https://gist.github.com/wagjo/6743885 , does not hold into the head.
JW On Sat, Sep 28, 2013 at 6:24 PM, Paul Butcher <[email protected]> wrote: > On 28 Sep 2013, at 17:14, Jozef Wagner <[email protected]> wrote: > > I would go a bit more further and suggest that you do not use sequences at > all and work only with reducible/foldable collections. Make an input reader > which returns a foldable collection and you will have the most performant > solution. The thing about holding into the head is being worked on right > now, see http://dev.clojure.org/jira/browse/CLJ-1250 > > > That's fantastic news Jozef - is there any idea when that might be fixed? > I can see that it's been triaged, but I'm not sure what exactly that means > when it comes to the Clojure dev process? > > Could you expand on exactly what you mean when you say "an input reader > which returns a foldable collection"? Bear in mind that the problem I'm > trying to solve involves a 40GB Wikipedia dump, which clearly can't all be > in RAM at one time. > > -- > paul.butcher->msgCount++ > > Snetterton, Castle Combe, Cadwell Park... > Who says I have a one track mind? > > http://www.paulbutcher.com/ > LinkedIn: http://www.linkedin.com/in/paulbutcher > MSN: [email protected] > AIM: paulrabutcher > Skype: paulrabutcher > > -- > -- > You received this message because you are subscribed to the Google > Groups "Clojure" group. > To post to this group, send email to [email protected] > Note that posts from new members are moderated - please be patient with > your first post. > To unsubscribe from this group, send email to > [email protected] > For more options, visit this group at > http://groups.google.com/group/clojure?hl=en > --- > You received this message because you are subscribed to the Google Groups > "Clojure" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > For more options, visit https://groups.google.com/groups/opt_out. > -- -- You received this message because you are subscribed to the Google Groups "Clojure" group. To post to this group, send email to [email protected] Note that posts from new members are moderated - please be patient with your first post. To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/clojure?hl=en --- You received this message because you are subscribed to the Google Groups "Clojure" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/groups/opt_out.
