POSIXct values become numeric in reshape2 dcast

Question

I\'m trying to use dcast from the latest reshape2 package (1.2.1) to denormalize a data frame (or data.table) where the value.var is a POSIXct type, but in the resulting dat

Answer 1

I just encountered this problem as well. I solved it by first coercing the date field into character, then dcast, and then converting back into a date.