Category: Programming

After much deliberation, I have updated my personal R code style guide to no longer mandate functions begin with uppercase letters. While I still feel there is value in being...continue reading.

For my handful of followers, you may have noticed something strange. Over the past two days, I released updates to all four of my packages on CRAN. I decided to...continue reading.

This post outlines the steps needed for building R 4.2 for Windows with OpenBLAS using the the new Rtools42 build system. With the soon-to-be released new UCRT toolchain for building...continue reading.

A. Background We usually want to write reusable code that is compact and could be utilized in a number of use cases. That involves writing user defined functions that can...continue reading.

Version 1.2.4 of tinytest arrived on CRAN at 17 December 2020. This release has a couple of new features. You can specify the library location in test_package with lib.loc. New...continue reading.

In R you can add extra library locations (directories where your packages are installed) with the .libPaths() function. For example, to add “~/my/lib”, you can do libs <- c(“~/my/lib”, .libPaths())...continue reading.

If you are using Yihui Xie’s bookdown package, it is quite easy to add authors and affiliations for HTML output. You only need to put the following pandoc options in...continue reading.

Version 1.0.1 of our validate package has arrived on CRAN on 2020-12-08. At the same time, a complete Data Validation Cookbook has been published online, and is also included with...continue reading.

stringdist version 0.9.6 arrived on CRAN on 16 july 2020. This release brings a few new features. Fuzzy text search Search text for approximate matches of a search string using...continue reading.

R package gower was accepted on CRAN on 23 june 2020. This release fixes an edge case, affecting cases with a small number of records and a large number of...continue reading.

The tinytest package was accepted on CRAN at 18 june. This release improves the build_install_test() function with two extra arguments that were previously missing, as reported by Patrick Breheny. Meanwhile,...continue reading.

This post outlines the steps needed to build R 4+ for Windows with OpenBLAS. The release of R 4.0 includes significant changes to the Windows build system from prior versions—for...continue reading.

lumberjack is a package that allows you to track (log) changes in data while an R script is running. This allows you to detect exactly which code had what effect...continue reading.

tinytest is a relatively new, light-weight (no-dependency) but full-featured unit testing framework for R. It is currently used by 60+ packages, including the famous Rcpp package. The latest version of...continue reading.