Re: [Rd] A bug in the R Mersenne Twister (RNG) code?

2016-08-31 Thread Paul Gilbert
On 08/30/2016 06:29 PM, Duncan Murdoch wrote: I don't see evidence of a bug. There have been several versions of the MT; we may be using a different version than you are. Ours is the 1999/10/28 version; the web page you cite uses one from 2002. Perhaps the newer version fixes some problems,

Re: [Rd] A bug in the R Mersenne Twister (RNG) code?

2016-08-31 Thread Dirk Eddelbuettel
On 30 August 2016 at 18:29, Duncan Murdoch wrote: | I don't see evidence of a bug. There have been several versions of the | MT; we may be using a different version than you are. Ours is the | 1999/10/28 version; the web page you cite uses one from 2002. | | Perhaps the newer version fixes so

[Rd] New strptime conversion specification for ordinal suffixes

2016-08-31 Thread Michael Chirico
As touched on briefly on SO , base R has what appears to me to be a serious deficiency in its inability to recognize dates formatted as character strings with ordinal suffixes: ord_dates <- c("September 1st, 2016", "September 2nd, 2016",

Re: [Rd] 'droplevels' inappropriate change

2016-08-31 Thread Martin Maechler
> Martin Maechler > on Sat, 27 Aug 2016 18:55:37 +0200 writes: > Suharto Anggono Suharto Anggono via R-devel > on Sat, 27 Aug 2016 03:17:32 + writes: >> In R devel r71157, 'droplevels' documentation, in "Arguments" section, says this about argument 'exclude'.