Displaying 2 results from an estimated 2 matches for "r65398".
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r65396
2014 Apr 24
2
palette() can hang and fail due to X11
...uire("grDevices")
palette(my.colors)
That seemed to work reliably in all 2.x versions of R, regardless of
whether my R was interactive or not, or if my Linux, ssh, and screen
environment had X-Windows properly set up or not. It Just Worked.
However, now in R 3.1.0 Patched (2014-04-15 r65398, on Linux),
depending on whether I have a good X-Windows connection or not it can
fail like so:
Error in .External2(C_X11, d$display, d$width, d$height, d$pointsize, :
unable to start device X11
Simply wrapping the palette() call in try() of course helps keep that
error from breaking th...
2014 Apr 21
0
how to get old type.convert() numeric behavior?
...ay?
my.can.be.numeric <- function(xx) {
old.warn <- options(warn = -1)
on.exit(options(old.warn))
(!is.na(as.numeric(xx)))
}
Example of the changed behavior in R 3.1.0 vs. earlier versions, both
with options("digits"=10) set:
# R version 3.1.0 Patched (2014-04-15 r65398) -- "Spring Dance"
# Platform: x86_64-unknown-linux-gnu/x86_64 (64-bit)
> type.convert(paste("0.", paste(rep(0:9,3)[seq_len(17)],collapse=""), sep=""), as.is=TRUE)
[1] 0.01234568
> type.convert(paste("0.", paste(rep(0:9,3)[seq_len(18)],col...