Have you wanted a chance to rewrite your own history? With Git, you certainly can! We learn that and other amazing tips to supercharge your version control skills. Plus a promising new package to let your Shiny app users make the call on their preferred layouts, and how mocking is not something to dread when you build unit tests interacting with external services.Episode LinksThis week's curator: Jon Calder - @jonmcalder@fosstodon.org (Mastodon) & @jonmcalder (X/Twitter)Hack your way to a good Git history (SLC-RUG May) (slides)Introducing dockViewR 0.1.0: a layout manager for R and Shiny.Mock Them All: Simulate to Better Test with testthatEntire issue available at rweekly.org/2025-W21Supplement Resources{saperpolette} Exercises (playgrounds) to go with oh (****) Git and beyond, for R users https://docs.ropensci.org/saperlipopette/No code data analysis with {blockr} (R/Pharma 2024 Workshop) https://www.youtube.com/watch?v=PQvTQqcmadYPrototype Shiny apps in Excalidraw with Shinydraw https://github.com/MikeJohnPage/shinydrawMulti-language pipelines with rixpress https://brodrigues.co/posts/2025-05-13-test_rixpress.htmlR/Medicine 2025 https://rconsortium.github.io/RMedicine_website/Fonts in R https://www.tidyverse.org/blog/2025/05/fonts-in-r/Supporting the showUse the contact page at https://serve.podhome.fm/custompage/r-weekly-highlights/contact to send us your feedbackR-Weekly Highlights on the Podcastindex.org - You can send a boost into the show directly in the Podcast Index. First, top-up with Alby, and then head over to the R-Weekly Highlights podcast entry on the index.A new way to think about value: https://value4value.infoGet in touch with us on social mediaEric Nantz: @rpodcast@podcastindex.social (Mastodon), @rpodcast.bsky.social (BlueSky) and @theRcast (X/Twitter)Mike Thomas: @mike_thomas@fosstodon.org (Mastodon), @mike-thomas.bsky.social (BlueSky), and @mike_ketchbrook (X/Twitter) Music credits powered by OCRemixDovahkiin in Jamaica- The Elder Scrolls V: Skyrim - M Benson, Ben Cureton - https://ocremix.org/remix/OCR04390Crysis Crystal - Megaman 9: Back in Blue - k-wix - https://backinblue.ocremix.org/music.php