search for: tp2956822p2956890

Displaying 1 result from an estimated 1 matches for "tp2956822p2956890".

2010 Oct 05
2
Subset POSIXlt Field
Hello All I, for the life of me, can't figure out to subset my dataframe by my Date field. The field has been formatted as POSIXlt. str(wild) ...... $ Date : POSIXlt, format: "2010-05-28" "2010-05-28" "2010-05-28" ... This doesn't work: test <-subset(wild,ID=="2830" & Date=="2010-08-17") which returns: <0 rows> (or