Development

Programming languages, frameworks, and development tools

Retrieval vs. Memory in Agentic AI Systems

Retrieval vs. Memory in Agentic AI Systems

In this article, you will learn the conceptual and practical differences between retrieval and memory in agentic AI systems, and how to combine both effectively....

Aug 12, 2026 5 min
The Resource Project: Tell R How Much Memory You Need

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 ...

Aug 11, 2026 5 min
Why ACF Is More Than Just a Plot

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 defini...

Aug 11, 2026 5 min
Dual scaled y-axis with ggplot()

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. ...

Aug 10, 2026 5 min