Token Maxxing
Claude
Codex
Usually I don’t watch much youtube (a social phenomenon I have somewhat missed out on), but here’s an interesting video about another social phenomenon I have somewhat experienced myself .
With LLM coding, I feel li...
A Tiny Iroshizuku Ink Shop in R
色彩雫
I just discovered that the R script I had written while back, which was a hand-curated colour palette of Pilot Iroshizuku fountain pen inks.
Pilot describes Iroshizuku as a combination of iro = colour, and shizuku = droplet. The individual ...
[R] Environment Variables in R Shiny-Server Container: Problem and Solutions
Zhenguo Zhang's Blog https://fortune9.netlify.app/2026/08/15/r-environment-variables-in-r-shiny-server-container/ -When dockerizing an R Shiny application hosted via Shiny Server (built from shiny server docker image https://hub.docker.com/r/rocker/shiny), a common issue developers face is that environment variables set via ENV instructions in the Dockerfile (or passed at ... [Read more...]
‘Zero-Shot Probabilistic Stock Returns Forecasting with Pretrained RVFL Networks’ accepted at COPA 2026 (and to appear in the Proceedings of Machine Learning Research)
Round-robin (with Claude)
A few days ago I had a coffee in Paris with my long-time friend (and former Statistics & Computing editor) Gilles Celeux, and he mentioned me stopping solving and posting maths puzzles like those weekly published by Le Monde. They have indeed vanished with the retirement of the authors, but Gilles ...
Reading notes on Code That Fits in Your Head by Mark Seemann
Last month, Vicki Boykis recommended the book “Code that Fits in Your Head” by Mark Seemann.
I was intrigued, especially by her takeaway that “Writing good software should be a slow and deliberate craft”.
The book reminded of Th... [Read more...]
Posit Assistant: Is it worth the switch?
What Is Posit Assistant?
Posit Assistant is an AI assistant built into your IDE, either Positron or RStudio. It’s built primarily for exploratory data analysis, and its pitch is session context and specialised, in-built skills.
If you follow Posit’s developments, you might have heard of their previous iterations ...
Some everyday data tasks: a few hints with R
It is important to know how to reshape a dataframe into a form that might be more suitable for the analyses we intend to perform. For me, it is also important to know how to do this with base R, without using any other packages. Yes, I know that...
Ihaka Lecture
I gave the first of this year’s Ihaka Lectures at the University of Auckland this past July. It revisited and partially updated things I’ve been talking about for the past eighteen months or so on trust in data visualization (and b... [Read more...]
Announcing AI in Production 2027
AI in Production is about the reality of running AI and machine learning systems, not just building them. The talks come from people who have shipped something and lived with what came next: what worked, what surprised them, what they would do di...
From Raw Data to Regulatory Results: Clinical Trial Programming in R using the pharmaverse workshop
Join our workshop on From Raw Data to Regulatory Results: Clinical Trial Programming in R using the pharmaverse, which is a part of our workshops for Ukraine series! Here’s some more info: Title: From Raw Data to Regulatory Results: Clinical Trial Programming in R using the pharmaverse Date: Thursday, ... [Read more...]
Why ACF Is More Than Just a Plot
1 Introduction
Two observations can have the same units, come from the same source, and still require a different kind of reasoning simply because one was recorded before the other.
That is the defining feature of time series data: order c...
The Resource Project: Tell R How Much Memory You Need
Fit a cross-validated elastic net with cv.glmnet(x, y) on a design matrix that comfortably fits in memory, and the call can still fail. The reason is that the function needs several times the size of x while it runs, and nothing anywhere in your sc...
R-Community A moderated Google Group to share R knowledge
For R users that are just starting with R or that have been using it for years [Read more...]
Dual scaled y-axis with ggplot()
I have often found myself needing to plot a single graph with two y-axes having different scales. For example, this might be useful for representing temperature and rainfall data at a given location. Unfortunately, doing this with ggplot() is no...
Institutions Are a Package Deal: What a Correlation Can’t Tell You About the Rule of Law
This post asks how institutions should be conceptualized and analyzed: can the rule of law (and other institutions) sensibly be examined one at a time, or do they need to be treated as parts of an interdependent system?
The post Institutions Are a Package Deal: What a Correlation Can’t ...
From Census Data to Demographic Analysis with ARcenso: A Reproducible Workflow in R
Read it in: Español. Population censuses are a key source of information for understanding the composition of populations and how they change across regions within a country. They provide essential evidence for research, the design and evaluation of public policies, and informed decision-making.
Working with census data typically involves ... [Read more...]
New vignette: When to Use Anytime-Valid Inference
Thanks to help by Michael, the next PyFixest release will ship support for safe anytime-valid inference (SAVI). A new vignette walks through when and why to use it in randomized experiments. If you (or someone in your team) have ever been tempted...
NZ and US petrol (‘gasoline’) and diesel prices by @ellis2013nz
This is another short, simple blog post building a chart I am going to be updating regularly as part of monitoring the impact of the slow-burn fuel crisis caused by the USA war with Iran.
I have a page on this website with a few charts on the fuel cri...
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