[R] Problem with RGenoud

I've been using RGenoud for a while and it worked smoothly so far. However I came across a strange problem lately (for me at least...). It fails after the first individual and I get the following error message when I set MemoryMatrix = FALSE : Error in genoud(fn, nvars = 8, max = TRUE, pop.size

Re: [R] Problem with RGenoud

Thx. will do -- View this message in context: http://n4.nabble.com/Problem-with-RGenoud-tp2014722p2015133.html Sent from the R help mailing list archive at Nabble.com. __ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help P

[R] problem with chartSeries

Hi All, I came across some trouble with this function when trying to plot intraday data. I can't manage to plot candelsticks I get a line instead and I don't understand why. I put below data sample and code. > head(x) open high low close 2010-10-27 08:59:59

[R] prb with data.table

R.2.11.1 on Windows 7 When running data.table examples. > DT = data.table(x=rep(c("a","b","c"),each=3), y=c(1,3,6), v=1:9) > setkey(DT,x) > DT["a"] I get the following error message Erreur dans seq.default(to = xlen, length = n) : length must be non-negative number When running the test.data.ta

Re: [R] prb with data.table

I upgraded to R.2.13.0 and the problem disappeared. Thx -- View this message in context: http://r.789695.n4.nabble.com/prb-with-data-table-tp3454478p3455103.html Sent from the R help mailing list archive at Nabble.com. __ R-help@r-project.org mailing

[R] Problem installing RBloomberg

I have the following error message when I try to install RBloomberg. Les packages binaires téléchargés sont dans C:\Users\bloom\AppData\Local\Temp\RtmpktX4UK\downloaded_packages Message d'avis : packages ‘quantstrat’, ‘RBloomberg’, ‘rsproxy’, ‘VaR’ are not available (for R version 2.15.1)

Re: [R] Problem installing RBloomberg

Thx for the info. I didn't know the package name changed. -- View this message in context: http://r.789695.n4.nabble.com/Problem-installing-RBloomberg-tp4634624p4634959.html Sent from the R help mailing list archive at Nabble.com. __ R-help@r-project.