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Ana

@anabiostats

Biostatistician | Public Health | always learning #rstats

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13.11.2024
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Latest posts by Ana @anabiostats

Over the weekend, I started collecting/organizing a list of cool #rstats skills for LLMs at github.com/christopherk.... Please open an issue or PR in any awesome additions you see!

Includes a section for helpful posts like @ivelasq3.bsky.social's⬇️

04.03.2026 22:00 👍 40 🔁 10 💬 2 📌 0
A pink and blue graphic reading "apply for our opportunity scholarship to posit::conf(2026)."

A pink and blue graphic reading "apply for our opportunity scholarship to posit::conf(2026)."

We are covering 40 people's travel, lodging, and registration for posit::conf() this fall! If you are from a group that is underrepresented in data science or open source, please consider applying for the Opportunity Scholarship—we'd love to have you join.

posit.co/blog/apply-t...

03.03.2026 15:17 👍 21 🔁 15 💬 2 📌 1
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A Few Claude Skills for R Users – R Works The community has come together to create some great Claude Skills that you can try out today.

I rounded up a few Claude Skills for #RStats users.

Huge thanks to the creators who developed them. They share Skills for everything from tidyverse code to brand.yml files to learning while using AI.

Hope the list is useful, and please let me know what I missed! 🧡

rworks.dev/posts/claude...

03.03.2026 14:05 👍 134 🔁 38 💬 4 📌 4

A couple of workshops we've recently given:

- Making Code Ready for Publication
- Package Management for R and Python

Links in the thread. #datascience #rstats #python

03.03.2026 18:16 👍 10 🔁 2 💬 1 📌 0
Checking model assumption - linear models

Your model is only as good as its assumptions. 📊 But what happens when your data breaks the rules? Let’s dive into how to check your model assumptions—and exactly how to fix those pesky violations: 🧵👇
easystats.github.io/performance/...
#rstats #easystats #performance

02.03.2026 21:17 👍 17 🔁 5 💬 0 📌 0

years of base #rstats meant I had no problem reading this

24.02.2026 16:04 👍 22 🔁 7 💬 3 📌 1
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`dplyr::if_else()` and `dplyr::case_when()` are up to 30x faster dplyr 1.2.0 comes with much faster and more memory efficient `if_else()` and `case_when()` functions!

Last week we released dplyr 1.2.0, but we left off something VERY important 🙂

`dplyr::if_else()` and `dplyr::case_when()` are now up to 30x faster and use 10x less memory!

We dive into how we achieved these numbers in this new #rstats post!

tidyverse.org/blog/2026/02...

10.02.2026 13:03 👍 127 🔁 21 💬 4 📌 1
Video thumbnail

Accessible PDFs are essential for inclusive data communication, and accessibility reports shouldn’t be hard to understand.

{pdfcheck} turns cryptic PDF accessibility errors into clear explanations and concrete fixes.

See demo: buff.ly/oGBSo70

#pdfaccessibility #RStats

10.02.2026 16:03 👍 3 🔁 2 💬 0 📌 0

Online #rstats conference Feb 25-26 is *free* for everyone. Almost all the speakers and workshop leaders are LGBTQ+ 🏳️‍🌈🏳️‍⚧️ and many are members of the rainbowR community 🌈

Sessions include a 2-hour "Intro to R" and closing keynote on Claude Code from @hadley.nz 🧠

16:00 UTC or 11am Eastern ⏰

10.02.2026 17:39 👍 20 🔁 8 💬 0 📌 0
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Bluesky Map Interactive map of 3.4 million Bluesky users, visualised by their follower pattern.

I made a map of 3.4 million Bluesky users - see if you can find yourself!

bluesky-map.theo.io

I've seen some similar projects, but IMO this seems to better capture some of the fine-grained detail

08.02.2026 22:59 👍 7206 🔁 2161 💬 659 📌 4581
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Positron: My Extensions and Settings Positron is a new and existing IDE for data science. All my extensions and settings I use to improve my experience.

it only took a year but I'm back with more information about my Positron setup!
This time I'm going over my Extensions and Settings

emilhvitfeldt.com/post/positro...

20.01.2026 19:35 👍 62 🔁 13 💬 2 📌 0
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Download Positron – Positron Download Positron for Windows, macOS, or Linux. Free data science IDE supporting Python and R with automatic updates included.

We just added breakpoints in 2026.02!

> #RStats now has first-class support for breakpoints in Positron. Set breakpoints in the editor gutter and step through your code interactively. In scripts, breakpoints are enabled after evaluation or sourcing.

positron.posit.co/download.html

03.02.2026 14:01 👍 11 🔁 1 💬 1 📌 0
A screenshot showing an RStudio window. Notable, a "Posit Assistant" pane on the right side shows an AI-powered chat interface using Claude Sonnet 4.5 that has generated ggplot2 code for a "Happiness Trends Over Time" visualization, with a rendered line chart preview displayed below the code.

A screenshot showing an RStudio window. Notable, a "Posit Assistant" pane on the right side shows an AI-powered chat interface using Claude Sonnet 4.5 that has generated ggplot2 code for a "Happiness Trends Over Time" visualization, with a rendered line chart preview displayed below the code.

In this edition of the @posit.co AI Newsletter, a sneak peek at a new agent coming to RStudio and reflections on Claude Code with Opus 4.5.👀

posit.co/blog/2026-01...

16.01.2026 16:53 👍 27 🔁 2 💬 0 📌 0
Interested in using AI in RStudio? Let us know. We’re working hard to bring more AI capabilities to RStudio. If you’re interested in learning more about what’s coming, including early access to help test new capabilities, join our waitlist.

We're hard at work on new AI tools for RStudio that will support EDA and we hope generally accelerate data science. If you're interested in trying them out, join the private beta waitlist for a sneak peek: posit.co/products/ai/ #rstats

21.01.2026 16:52 👍 40 🔁 8 💬 2 📌 0
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Social Networks: Statistical Methods | Online Seminar | Statistical Horizons This 4 week on-demand course taught by John Skvoretz, Ph.D., is a survey of statistical methods for analyzing social network data.

Already have a background in social network analysis & looking to expand your knowledge? Join John Skvoretz for "Social Networks: Statistical Approaches" starting Feb. 9 to learn statistical methods for analyzing social network data using #Rstats in this 4-week on-demand course.

06.01.2026 14:41 👍 1 🔁 1 💬 0 📌 0
wordcount plug in output with word counts

wordcount plug in output with word counts

My #rstats / #python tip of the day is @andrew.heiss.phd wordcount Quarto plug in.

Just change one line in your YAML header and your Quarto doc will produce separate word counts for body, notes, references, etc.

See link here: github.com/andrewheiss/...

06.01.2026 15:57 👍 44 🔁 6 💬 0 📌 0
How to embed media in Quarto projects using iframes - YouTube videos, Spotify songs, and Shiny apps!
How to embed media in Quarto projects using iframes - YouTube videos, Spotify songs, and Shiny apps! YouTube video by Melissa Van Bussel (ggnot2)

I don't think Melissa Van Bussel has an account on here but her content on youtube is really strong!

learning alot about #rstats API's and @quarto.org with her spotify example

www.youtube.com/watch?v=y7Zd...

14.12.2025 16:36 👍 16 🔁 4 💬 0 📌 0
R the Software Engineering Way: Chapter 1 | deadSimpleTech This chapter then aims to cover two important programming concept that software engineers use all the time but that statisticians tend not to use so much: functions and control flow. We'll cover what ...

Chapter 1 of R the Software Engineering Way is now up! In it, we learn about R functions, how they work and when to write them, and we learn about control flow tools that software engineers use a lot but statisticians don't:

#R #rstats

16.12.2025 04:02 👍 13 🔁 4 💬 2 📌 0

R is wonderful: Creating a Supplement PDF full of summary & regression results tables, and estimated marginal mean plots, all completely auto-generated by the R Markdown code itself with no need for any manual post-modifications. 'gtsummary', 'ggplot2' rock!

#Rstats #RMarkdown

01.12.2025 19:07 👍 15 🔁 2 💬 0 📌 0

One of my favourite #RStats packages for making maps is {geofacet} to create small multiples in a grid that represents an underlying geography. {gridmappr} gives an easy way to automatically create a grid layout to for a spatial object if there isn't already a built-in grid you like.

18.11.2025 18:51 👍 3 🔁 1 💬 1 📌 0
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Talk recordings and workshop materials from posit::conf(2025) - Posit 2500+ hours of posit::conf content just landed on YouTube.

Have some free time this weekend? How about 2,500 hours?

The recordings from posit::conf(2025) are now online!

Learn about the innovations and insights from conf. We celebrated #RStats and #Python, with a focus on next-gen tools & #AI integration.

See the info here: posit.co/blog/talks-a...

14.11.2025 18:02 👍 32 🔁 7 💬 0 📌 1
Network graph showing 15 Sherlock Holmes stories (teal nodes) connected to their five most distinctive dialogue words (small grey nodes). The Sign of the Four stands out with a large purple cluster of connected words, indicating it has the most unique vocabulary among the stories. Other stories like Hound of the Baskervilles, Study in Scarlet, and Valley of Fear show smaller, more dispersed word clusters.

Network graph showing 15 Sherlock Holmes stories (teal nodes) connected to their five most distinctive dialogue words (small grey nodes). The Sign of the Four stands out with a large purple cluster of connected words, indicating it has the most unique vocabulary among the stories. Other stories like Hound of the Baskervilles, Study in Scarlet, and Valley of Fear show smaller, more dispersed word clusters.

📊 #TidyTuesday – 2025 W46 | The Complete Sherlock Holmes
.
🔗: stevenponce.netlify.app/data_visuali...
.
#rstats | #r4ds | #dataviz | #ggplot2

16.11.2025 12:04 👍 16 🔁 2 💬 0 📌 0
Collaborative Editing of Rmd (or Quarto / Rnw) Documents in Google Drive Collaborative writing and editing of R Markdown (or Quarto / Sweave) documents. The local .Rmd (or Quarto / .Rnw) is uploaded as a plain-text file to Google Drive. By taking advantage of the easily re...

Has anyone tried the trackdown package for collaborative quarto editing? Love writing papers on Quarto, but switching back to Word for co-author edits is still an awkward missing link claudiozandonella.github.io/trackdown/

18.11.2025 02:48 👍 16 🔁 12 💬 3 📌 1
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Today I am having some #positron issues, and I can't seem to figure things out. I'm hoping the ever amazing social media hive-mind for #rstats can help me.

18.11.2025 11:53 👍 2 🔁 1 💬 1 📌 0
Imagen con fondo de una conferencia donde una persona está exponiendo frente a un auditorio. Sobre la imagen se lee el texto “LATINR – Conferencia Latinoamericana sobre el uso de R en Investigación + Desarrollo”. Debajo, en tres idiomas: “Inscripciones abiertas / Inscrições abertas / Registrations now open”. Al pie, la fecha del evento: “1 al 5 de diciembre – ONLINE & GRATUITO”, junto con los íconos de redes sociales y el sitio web latinr.org.

Imagen con fondo de una conferencia donde una persona está exponiendo frente a un auditorio. Sobre la imagen se lee el texto “LATINR – Conferencia Latinoamericana sobre el uso de R en Investigación + Desarrollo”. Debajo, en tres idiomas: “Inscripciones abiertas / Inscrições abertas / Registrations now open”. Al pie, la fecha del evento: “1 al 5 de diciembre – ONLINE & GRATUITO”, junto con los íconos de redes sociales y el sitio web latinr.org.

¡Ya se encuentran abiertas las inscripciones para LatinR 2025! Sumate a esta octava edición

🗓️1–5 de diciembre
💻 Online y gratuita

Reservá tu lugar en www.eventbrite.cl/e/latinr-202...

#LatinR2025

05.11.2025 16:56 👍 5 🔁 5 💬 0 📌 1
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How to Make High-Quality PDFs with Quarto and Typst Learn to create high-quality PDFs using Quarto and Typst with this in-depth tutorial, including custom templates, branding, and advanced techniques.

This guide to making reports in #Quarto with #typst by @rfortherestofus.com is super in-depth and useful. Great for anyone wanting to publish dynamic and polished documents that make use of #rstats and #Python code to analyse data.

13.11.2025 20:18 👍 6 🔁 4 💬 0 📌 0

Don't know where to start with all these #PositConf2025 videos? There's a chatbot you can query to find sessions that might interest you. (Then search for those sessions in the YouTube playlist.)
posit-ai-posit-conf-agenda-chat.share.connect.posit.cloud
#RStats #Python #PositronIDE #QuartoPub

08.11.2025 13:19 👍 8 🔁 2 💬 1 📌 0
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2025-11-07 AI Newsletter - Posit Anthropic tested whether LLMs can introspect, Posit added support for AWS Bedrock and custom providers in Positron Assistant, and OpenAI finalized its for-profit shift toward a $1T IPO.

This edition of @sara-altman.bsky.social and I's AI Newsletter is a @posit.co heavy one! Support for new model providers in Positron Assistant, an experimental coding agent for RStudio, a conference on #rstats + AI this week, and more. :)

posit.co/blog/2025-11...

10.11.2025 14:36 👍 15 🔁 4 💬 0 📌 0
Libby's right hand holds a large white coffee mug that has the RStudio logo on it. The background is a white poster with North American bird species and illustrations on it.

Libby's right hand holds a large white coffee mug that has the RStudio logo on it. The background is a white poster with North American bird species and illustrations on it.

I have two mugs that are almost too huge to use, and they're both magnificent. This one makes my heart glow & is full of coffee. I guess it's vintage now! Or special edition? #rstats #databs #RStudio

(The other one is a Steven Universe mug covered in all the characters! It's almost a soup bowl 😂)

11.11.2025 17:25 👍 32 🔁 3 💬 4 📌 1