R_functions

A collection of function and useful R code

Load libraries, install if needed

Do not need to encapsulate package names in quotes.
https://github.com/dbolta/R_functions/blob/master/install_load.R

Multiple imputation with Ranger plus imputation of test set

Use ranger to impute columns of train then broadcast without memory leak into test.
https://github.com/dbolta/R_functions/blob/master/Ranger_Imputer_with_Test_Set.ipynb

Fast calculation of min distance each of many points, x, from a set of data, centers.

Combination of parApply and dplyr functions
https://github.com/dbolta/R_functions/blob/master/min_dist_to_points.Rmd

Shapefile generator

Given a map control points, generate contour polygons for mapping in spotfire.
https://github.com/dbolta/R_functions/blob/master/Tidy_eval_examples_1.Rmd

Tidy eval gallery

A growing collection of NSE examples
https://github.com/dbolta/R_functions/blob/master/Tidy_eval_examples_1.Rmd