R package: Generally Useful Functions
This package can be thought of as an extension of 'base R', in the sense that it provides simple, "base R"-like functionality. In short (and see details in documentation/help):
which is the inverse of and complements
right() which gives a specifiable number of characters from the 'right' side of a character string
left() which gives a specifiable number of characters from the 'left' side of a character string
se() which gives the standard error of a numerical vector
round_something() which provides a numerical rounding of a vector, matrix or dataframe to a specifiable decimal place; the dataframe can be of mixed variable types, as only numerical columns are rounded
count() which counts the number of elements per unique element in a vector, matrix or combination of vectors (dataframe columns); this function can 'pivot', i.e., make vertical rows horizontal
aggro() which can make aggregates, somewhat like the already existing aggregate(), but then also with the option of 'pivoting'
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.