Package plyr has .parallel. Searching datatable-help for "multicore", say on Nabble here,
http://r.789695.n4.nabble.com/datatable-help-f2315188.html yields three relevant posts and examples. Please check wiki do's and don'ts to make sure you didn't fall into one of those traps, though (we don't know data or task so just guessing) : http://rwiki.sciviews.org/doku.php?id=packages:cran:data.table HTH Matthew "ivo welch" <ivo.we...@gmail.com> wrote in message news:CAPr7RtUroPQtQvoh5uBuT60OYkwGR+ufGr_Z=g5g+vljeoj...@mail.gmail.com... > dear r experts---Is there a multicore equivalent of by(), just like > mclapply() is the multicore equivalent of lapply()? > > if not, is there a fast way to convert a data.table into a list based > on a column that lapply and mclapply can consume? > > advice appreciated...as always. > > regards, > > /iaw > ---- > Ivo Welch (ivo.we...@gmail.com) > ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.
