As an R programmer have you every wondered what can be in a
data.frame column? Continue reading What can be in an R data.frame column?
Just a warning: double check your return types in R, especially when using different modeling packages. Continue reading Check your return types when modeling in R
While skimming Professor Hadley Wickham’s Advanced R I got to thinking about nature of the square-bracket or extract operator in R. It turns out “
[,]” is a bit more irregular than I remembered.
The subsetting section of Advanced R has a very good discussion on the subsetting and selection operators found in R. In particular it raises the important distinction of two simultaneously valuable but incompatible desiderata: simplification of results versus preservation of results. Continue reading R bracket is a bit irregular
Readers returning to our blog will know that Win-Vector LLC is fairly “pro-R.” You can take that to mean “in favor or R” or “professionally using R” (both statements are true). Some days we really don’t feel that way. Continue reading R annoyances