TheCoatlessProfessor

Version 1.1.0 of U.S.

Ten minutes before class is plenty of time for a histogram, as long as R came along. webRoid runs R right on your Android phone or tablet, with no server behind it, and once your packages are installed it keeps working when the campus wifi doesn’t.

The bibtex package (CRAN, GitHub, documentation) reads BibTeX files into R as bibentry objects, the class behind citation().

The macrtools (Website) package sets up the macOS R compiled code toolchain from within R.

Pyodios 1.1.0 is now available on the App Store.

If you have ever looked up a USCIS processing time, you know the experience: pick your form, pick your office, get a number.

The shinyelectron package (CRAN, GitHub, documentation) exports a Shiny application written in R or Python as a standalone desktop application for Windows, macOS, and Linux.

The paintr package (GitHub, documentation) draws pictures of R data structures for teaching: vectors, matrices, data frames, lists, and arrays.

livelink (GitHub, documentation) turns R code into a URL that runs it in the browser.

The hard part of teaching R is almost never the arithmetic.

The ensmallen team shipped ensmallen 3.11.0: “Sunny Day” (2025-12-16), and we’ve bundled it into RcppEnsmallen.

NoteCompanion post This is a follow-up to Automating Dependency Updates with GitHub Actions: The Ensmallen Case, and the fix described here shipped in RcppEnsmallen v0.3.11.0.1.

The first time someone sends you a livelink URL and you click it, the browser does something that quietly rearranges your mental model.

The livelink package (GitHub, documentation) turns a piece of R code into a URL that runs it in the browser.

Two frustrations The R Observatory started from two frustrations.

Most R packages people install come from one place, CRAN, the archive that acts as the app store for the R language.

The peeky package (GitHub, documentation) lets you download and extract the source code behind published Shinylive applications, the browser-based Shiny apps that run entirely on WebAssembly builds of R (webR) and Python (Pyodide) with no computational se…

The first time you watch a Shinylive app boot, it looks like any other Shiny app: a slider moves, a plot redraws, everything is interactive.

The shinyelectron package (GitHub, documentation) exports a Shiny application as a standalone desktop application for Windows, macOS, and Linux.

shinyelectron exports a Shiny app, in R or Python, as a standalone desktop application.

When I introduced shinyelectron last year and cut the v0.1.0 release, it had a single, narrow job.

The pycmdcheck package (GitHub, PyPI, documentation) answers a question Python packaging never gave a single tool for: is my package healthy?

This post is a version of the rcpp-openmp README from the R&D Rcpp collection of compiled-code examples.

This post is a version of the cpp11-openmp README from the R&D Rcpp collection of compiled-code examples.

This post is a version of the rcpp-and-mirai README from the R&D Rcpp collection of compiled-code examples.

When you are learning to wrap compiled code in an R package, the hardest part is rarely the idea.