halpo

library(plyr)
library(stringr)
#' Convenient interface for computing statistics on a vector
#'  @author Andrew Redd
#'
#'  @param x the vector
#'  @param ... statistics to compute, must take a vector and return a vector
#'  @param .na.action the action to take on NA values, for all statistics
#'
#'  @return A one row \code{data.frame} with columns named as in \code{...}