Any ideas what is the problem with this code?
> N <- 2; c(Sys.Date(), sprintf('N = %d', N))
[1] "2012-01-10" NA
Warning message:
In as.POSIXlt.Date(x) : NAs introduced by coercion
Best regards,
Ryszard
Ryszard Czerminski
AstraZeneca Pharmaceuticals LP
35 Gatehouse Drive
Waltham, MA 02451
USA
781-839-4304
ryszard.czermin...@astrazeneca.com
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