New posts in R Factor

One of the factor's levels is an empty string; how to replace it with non-missing value?

Coerce multiple columns to factors at once

list all factor levels of a data.frame

Convert Factor to Date/Time in R

Linear model (lm) when dependent variable is a factor/categorical variable?

Sort data frame column by factor

Extract the factor's values positions in level

Cleaning up factor levels (collapsing multiple levels/labels)

Sort a factor based on value in one or more other columns

counting unique factors in r