Nothing
mkDummy <- function(x) {
xN <- deparse(substitute(x))
if (!inherits(x,"factor")) stop("x should be a factor")
lev <- levels(x)
result <- lapply(lev,function(l) as.integer(x==l))
names(result) <- paste(xN,".",lev,sep="")
result
}
Any scripts or data that you put into this service are public.
Add the following code to your website.
For more information on customizing the embed code, read Embedding Snippets.