coffee | Coffee Data Set |
emergency | Emergency Calls for Montgomery County, PA |
fill_by_function | Fill missing values by a function of the nonmissings. |
fill_by_prevalent | Fill missing values by the most prevalent nonnmissing value. |
fill_by_value | Fill missing values by a single value. |
get_interval | Get the interval of a datetime variable. |
pad | Pad the datetime column of a data frame. |
thicken | Add a variable of a higher interval to a data frame. |