Emil Hvitfeldt

@emilhvitfeldt.bsky.social

https://emilhvitfeldt.com/ making modeling easier in #rstats with tidymodels at @posit.co writing about feature engineering (https://feaz-book.com/) and Slidecrafting. He/Him

posit::conf(2026) is outta here! 👋 From Wes McKinney's AI keynote to Quarto slides, Shiny apps, & termite colonies, Day 2 was radical. Share your photos and reflections with the hashtag #PositConf2026 ❤️ See you in Seattle Sept 13-15 for posit::conf(2027). Until then, keep it real!

A speaker wearing glasses, a black t-shirt, and dark jeans stands on a brightly lit stage during a presentation. Behind him, a large textured wall is illuminated in warm orange light, displaying white text that reads "posit conf(2026)". The silhouettes of audience members are visible in the dark foreground.A crowded conference hall filled with people sitting at round tables during a lunch or networking session. Feather banners with numbers and the phrase "Birds of a Feather" mark different table sections throughout the room. In the foreground, several attendees are seated around a circular table with plates of food and drinks, engaged in conversation.A woman wearing a pink conference t-shirt and a man with glasses leaning over a small round table at an event booth. The woman is holding a smartphone and smiling while looking at it with the man. On the table sits an open laptop facing away from the camera, along with small promotional materials. In the background, a large dark blue banner displays branding for "Posit Assistant" and "Positron" along with the text "Work as fast as you think."

quarto-hub is really coming together, y'all! I'm so excited to share some of this with you at conf next week. Check out our upcoming collaborative wysiwyg editor working on a fully-styled Quarto 2 page:

one underrated quarto revealjs extension is this one. being able to start and stop videos using fragments means you don't have to use the mouse awkwardly to start and stop, ruining the flow. simply press "next" and the video starts/stops github.com/EmilHvitfeld...

GitHub - EmilHvitfeldt/quarto-revealjs-video-fragments: Control video playback clip-by-clip with RevealJS fragments in Quarto presentations.

Control video playback clip-by-clip with RevealJS fragments in Quarto presentations. - EmilHvitfeldt/quarto-revealjs-video-fragments

github.com

Happy to announce this little release of recipes! This releases comes with a new way to look inside a recipe partway through, a speedup for steps that are applied to many columns, and multi-column support in step_regex() and step_count(). opensource.posit.co/blog/2026-08... #rstats #tidymodels

recipes 1.4.0

recipes 1.4.0 is now on CRAN. This release adds a `stop_at` argument to `bake()` for inspecting a recipe partway through, makes `prep()` and `bake()` dramatically faster on wide data, and lets…

opensource.posit.co