General rule of thumb: use POSIXct rather than POSIXlt for such things
and only convert to POSIXlt (losslessly) at the end of your
calculations when you need it for display reasons. Internally, POSIXct
is just a double, so it is nice to do calculations on, while POSIXlt
is a list-like object which
Hello,
It works with me. Problem with R version? OS?
sessionInfo()
R version 2.15.0 (2012-03-30)
Platform: i386-pc-mingw32/i386 (32-bit)
locale:
[1] LC_COLLATE=Portuguese_Portugal.1252
LC_CTYPE=Portuguese_Portugal.1252
[3] LC_MONETARY=Portuguese_Portugal.1252 LC_NUMERIC=C
[5] LC_TIME=Portug
Hi,
I'm having trouble understanding how trunc is operating on vectors of
POSIXlt objects. Why does dates[1:4] in the last line return a bunch of NAs
even though dates look like it has all the right elements? This worries me
that something is off with my use of trunc. Is trunc not suppose to be
ve
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