Blog Archives

Pricing interest rate swaps with lambda.r

July 19, 2013
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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 …Continue reading »

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Futile.logger 1.3.3 available on CRAN

July 17, 2013
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Futile.logger 1.3.3 available on CRAN

The latest version of futile.logger, which I previewed back in May is now on CRAN. Thanks to Kirill Müller, the documentation …Continue reading »

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Lambda.r 1.1.2 released to CRAN

July 11, 2013
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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 …Continue reading »

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Detecting regime change in irregular time series

July 11, 2013
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Detecting regime change in irregular time series

In my current research, I am modeling consumer spending behavior to predict future income and spending. To do this I …Continue reading »

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Types in lambda.r versus classes in S4

July 10, 2013
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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 …Continue reading »

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The equivalence of the ellipsis argument and an infinite set of closures

June 14, 2013
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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 …Continue reading »

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Futile.logger 1.3.3 RC available

May 29, 2013
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Futile.logger 1.3.3 RC available

This is a preview release of futile.logger 1.3.3 so some people with feature requests can try out the code before …Continue reading »

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Better logging in R (aka futile.logger 1.3.0 released)

March 10, 2013
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Better logging in R (aka futile.logger 1.3.0 released)

In many languages logging is now part of the batteries included with a language. This isn’t yet the case in …Continue reading »

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Lambda.r 1.1.1 released (and introducing the EMPTY keyword)

March 6, 2013
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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, …Continue reading »

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Lambda.r 1.1.0 released

January 25, 2013
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Lambda.r 1.1.0 released

This is a quick post to announce lambda.r version 1.1.0 is released and available on CRAN.1 This release has a …Continue reading »

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