Jonathan Carroll
🤝

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Followers
1.2K
Account age
3 yrs

Known for

📊 Post engagement

9
Avg engagement / post
0.7%
Engagement vs followers
Oct 2022
On Mastodon since

🔥 Top post: New post: Schotter Plots in R https://jcarroll.com.au/2026/04/17 · 26 likes + reposts

📊 Activity & format

Posting cadence
0.38 / week
A lower-frequency account — each post lands with more weight.
Content mix
Mostly images
Recent: 0 text · 10 image · 2 video.
Follower / following
2.3×
Follows 540 back. A more reciprocal / networked account.
🔥 Top post New post: Schotter Plots in R https://jcarroll.com.au/2026/04/17/schotter-plots-in-r/ in which I reproduce a famous plot in R based on translating some Python code, itself translated from ALGOL #aRtistry #rstats ★ 26
Hazel https://hazel.org/ is very cool - tooltips used to probe intermediate states of functions. I know of the breakerofchains package for R, but is there one that adds this sort of overlay to a compatible editor (e.g. VSCode/positron)? Th… ★ 4 Ooh, that's satisfying ★ 2 I've been keeping an eye on this since I first heard about it, and it looks like it now works! duckdb has a dplyr extension which can be installed - use dplyr code to slice and dice data within a duckdb session. https://duckdb.org/communit… ★ 15 I don't immediately see them on fedi, but Guillaume Pressiat wrote an excellent follow-up to my Schotter post, adding in a polar coordinates element https://guillaumepressiat.github.io/blog/2026/04/drawing-pictures-scico (discovered from m… Probably not quite fully accurate, but I was surprised on seeing the name when reading something that detailed the Thirty Years' War @andrew made a vastly superior parallel search across seed values (via mirai) I was scanning in this post (10 years ago) https://jcarroll.com.au/2016/05/30/seed/ and now I can find (the first of) these two magic numbers in a mere 16s Andre… ★ 8 R/Pharma 2026 call for speakers is open until (approx) 02 May and we're once again running an APAC track for those not in America/Europe timezones. Some of last year's sessions are available on YouTube https://www.youtube.com/rinpharma We'… ★ 6 #rstats hivemind - is this a bug or a working-as-expected inconsistency? nargs() gives different results when called via a wrapper compared to when called directly. I need to wrap a function from a published package which (perhaps regretta… ★ 8 Unlikely to be quite up to the standards of @baptnz but I'm very much enjoying a slow tea experience. Some simple jasmine Yin Hao this time. ★ 3 Original: https://www.oglaf.com/labyrinth/ ★ 2 About half way through @daroczig's #useR talk recording on {logger} https://www.youtube.com/watch?v=8R8ulz4MVm0 I was admiring how extensible it was and it struck me that it was a good fit for sending logged errors via {ntfy} - I got a wo… ★ 12

🐘 Community & instance

Home server
fosstodon.org
A open-source software server — its members and audience skew toward that niche, so expect a community-aligned, engaged following.
✅ Link-verified
Verified link
Proved ownership of a website linked on their profile — Mastodon's green-check verification, a real identity signal rather than a paid badge.
On Mastodon since
Oct 2022
Joined in the Twitter-exodus wave of late 2022 — part of the migration that made Mastodon a real destination.

💡 Facts

🗓️Joined Mastodon in 2022 — 3 years ago.
👁️Averages 9 views per post.
📤Posts about 0.4× per week.

🛡️ Audience credibility

75/100 Good
  • Est. 92% real, active audience · Low fake-follower risk.
  • Engagement (~0.7% of followers engage each post) is around typical for Mastodon.
  • Verified account.
  • Established account (3+ years old).
Est. authentic audience
92%
Fake-follower risk
Low
Data confidence
High

Heuristic estimate from engagement, follower ratios, account age & growth — a screening signal, not a guarantee.

About

#rstats primarily but learning #haskell, #julia, #rust, #python, #APL, #lisp, and many others :rstats: :haskell: :julia: :rust: :apl: :python: :bash: Also learning Japanese 🇯🇵 Happy to also talk #chess, #woodwork, #biotech, #physics, and lots more Working remotely from Adelaide, South Australia

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