Modeling data with functional programming, Part I
The latest draft of my book is available. This will be my last pre-publication update, as I’m in the process …
Category Archives: lambda.r
How to reliably access network resources in R
It’s frustrating when an application unexpectedly dies due to a network timeout or unavailability of a network resource. Veterans of …
Type constraints and NAs in lambda.r
Someone asked recently how lambda.r deals with NAs in type constraints. Type constraints are optional decorations on a function that …
Lambda.r at FP Days 2013 in Cambridge, UK
After a bit of a hiatus in public speaking, I will be presenting Functional Programming In The Computational Sciences With …
Preview of my book – Modeling data with functional programming in R
As some of you know, I’ve been writing a book (to be published by CRC Press/Chapman & Hall and released …
Pricing interest rate swaps with lambda.r
People think I’m joking when I say something should only take 20 lines of code. More often than not it …
Lambda.r 1.1.2 released to CRAN
This was mostly a bug scrub to improve the stability and robustness of the package. As always, the package is …
Types in lambda.r versus classes in S4
Here’s a quick example of the power of lambda.r and how it simplifies the programming model. On the r-devel mailing …
The equivalence of the ellipsis argument and an infinite set of closures
This post is about a practical application of a topic I discuss in my book. In my book, I prove …
Lambda.r 1.1.1 released (and introducing the EMPTY keyword)
I’m pleased to announce that lambda.r 1.1.1 is now available on CRAN. This release is mostly a bug fix release, …
Cartesian Faith 