Data Engineering

Working with 3D array as long-format data in R

Yang Liu / 2020-01-11

check.and.install.pkgs <- function(pkgs){ new.packages <- pkgs[!pkgs %in% installed.packages()[,"Package"]] if(length(new.packages)) install.packages(new.packages, dependencies = TRUE) suppressPackageStartupMessages(invisible(lapply(pkgs, library, character.only = TRUE))) } check.and.install.pkgs(c("data.table", "reshape2", "scatterplot3d")) Happy New…