complex(?) reshaping question
I'm trying to omit NA:s in this DF and produce a reduced DF. The
problem is that I cannot completely omit NA rows.
I tried
library(reshape)
g <- melt(DF, id=c("idvar1", "idvar2"))
g <- na.omit(g)
You're missing an id variable:
DF$idvar3 <- 1:2
g <- melt(DF, id=c("idvar1", "idvar2", "idvar3"), na.rm = T)
cast(g, idvar1 + idvar2 + idvar3 ~ variable)
Hadley