R Weekly Highlights

The new {flow} package for visualization R code, and producing donut charts of COVID-19 cases using R. Episode Links This week's curator: Wolfram Qin (@R_by_Ryo) {flow} 0.0.2: View and Browse Code Using Flow Diagrams. Some Covid Donuts To End The Week Entire issue available at rweekly.org/2021-W33 Supplement resources: {boomer} - Debugging tools to inspect the intermediate steps of a call

Creating mobile-friendly Shiny apps, {gitlabr} 2.0.0, and achieving reproducible workflows with R and Docker Episode Links This week's curator: Ryo Nakagawara (@R_by_Ryo) Making Shiny apps mobile friendly {gitlabr} 2.0.0: Access to the 'Gitlab' API. How to setup a reproducible workflow in R and Docker Entire issue available at rweekly.org/2021-W32 Supplement resources: Jesse Mostipak's Twitter thread: Stumbling blocks encountered with learning Shiny Jacqueline Nolis: I made an entier e-commerce platform on Shiny https://youtu.be/tTgRhJ6lb4w https://www.rocker-project.org My R development template repository: https://github.com/rpodcast/r_dev_projects

Up and running with officedown, testing with a reprex to solve your problems, and a tidy take on performing hypothesis testing with statsExpressions. Episode Links This week's curator: Kelly Bodwin (@KellyBodwin) Up and running with Officedown Reminder to test with a reprex to help yourself solve your problems (or get help!) {statsExpressions} 1.2.0: Add statistical detail to data frames and plots Entire issue available at rweekly.org/2021-W31 Supplement resources: Friction Logs: The Key to Unlocking Product Growth MS-OOXML: A pseudo-standard that pretends to be open The officer package: Making PowerPoint slides from R (my presentation from the Advanced R Markdown Workshop)

Top 3 coding best practices from the Shiny contest, improvements in Target Markdown for {targets} 0.6.0, and the new {facetious} package for alternative facets with {ggplot2} Episode Links This week's curator: Eric Nantz (@theRcast) Top 3 Coding Best Practices from the Shiny Contest {targets} 0.6.0: Dynamic Function-Oriented 'Make'-Like Declarative Workflows Introducing {facetious} - alternate facets for ggplot2 Entire issue available at rweekly.org/2021-W30 Supplement resources: Recording of my issue curation livestream! Effective communication between Shiny modules {targets} 0.6.0 NEWS Chapter 3 - Target Markdown Target Markdown template format {targets} resources from upcoming R in Medicine workshop

How to become a better R code detective, a practical introduction to custom fonts, and making error messages your own. Episode Links This week's curator: Jonathan Carroll (@carroll_jono) How to become a better R code detective? Setting up and debugging custom fonts: a practical introduction to the all (new) things font in R Make error messages your own Entire issue available at rweekly.org/2021-W29

Creating a package directly from R-Markdown with {fusen}, and a new milestone release of the {googledrive} package Episode Links This week's curator: Batool Almarzouq (@batool664) {fusen} 0.2.2: Build a Package from R Markdown File googledrive 2.0.0 Entire issue available at rweekly.org/2021-W28 Supplement Resources How to build a package following Rmd Driven Development GitHub Repository Batool's presentation from UseR! 2021: Make Your Computational Analysis Citable

Practical tips on starting new R projects, and improving a visualization of US streaming market share. Episode Links This week's curator: Jon Calder (@jonmcalder) Draw me a project Improving a Visualization Entire issue available at rweekly.org/2021-W27

Creating your own CRAN-like repository with R-universe, results the third annual Shiny contest, and insights on why to use Shiny. Episode Links This week's curator: Colin Faye (@_colinFay) How to create your personal CRAN-like repository on R-universe Winners of the 3rd annual Shiny Contest Why Shiny? Insights from a Shiny Developer Entire issue available at rweekly.org/2021-W26 Supplement Resources https://ropensci.org/blog/2021/03/04/r-universe-buildsystem/ https://ropensci.org/commcalls/may2021-r-universe/

Projecting and tracking COVID-19 infection rates in England with R, leveraging Wikidata to tag scientific abstracts, and a new deep-learning workflow with the luz package Episode Links This week's curator: Robert Hickman (@robwhickman) Tracking SARS-CoV-2 In England with {epidemia} Tagging the Scientific Abstracts with Wikidata Items Que haja luz: More light for torch! Entire issue available at rweekly.org/2021-W25 Supplemental Resources {epidemia} package documentation A COVID-19 Model for Local Authorities of the United Kingdom How epidemiology has shaped the COVID pandemic

Using Animal Crossing data with the Google Vision API and machine learning, the latest Shiny developer series with Nick Strayer, and ensuring robust database transactions in Shiny Episode Links This week's curator: Tony Elhabr ([@TonyElHabr] Everybody Loves Raymond: Running Animal Crossing Villagers through the Google Vision API Shiny Developer Series Episode 21: RStudio software engineer Nick Strayer returns to share how he arrived to RStudio and motivations behind the new Shiny App Stories. Shiny in Production: Database Transactions Entire issue available at rweekly.org/2021-W24