Blog Archives

RcppDE 0.1.4

September 5, 2015
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A second maintenance release 0.1.4 of our RcppDE package, following on the heels of the recent 0.1.3. release arrived on CRAN today. RcppDE is a "port" of DEoptim, a popular package for derivative-free optimisation using differential optimization, to C++. By using RcppArmadillo, the code becomes a lot shorter and more legible. This version changes the package-internal...

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RcppArmadillo 0.5.500.2.0

September 3, 2015
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RcppArmadillo 0.5.500.2.0

Once again time for the monthly upstream Armadillo update -- version 5.500.2 was released earlier today by Conrad. And a new and matching RcppArmadillo release 0.5.500.2.0 in already on CRAN and will go to Debian shortly. Armadillo is a powerful and expressive C++ template library for linear algebra aiming towards...

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RcppGSL 0.3.0

August 30, 2015
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A new version of RcppGSL just arrived on CRAN. The RcppGSL package provides an interface from R to the GNU GSL using our Rcpp package. Following on the heels of an update last month we updated the package (and its vignette) further. One of the key additions concern memory management: Given that our...

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RProtoBuf 0.4.3

August 25, 2015
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A new maintenance release 0.4.3 of RProtoBuf is now on CRAN. RProtoBuf provides R bindings for the Google Protocol Buffers ("Protobuf") data encoding library used and released by Google, and deployed as a language and operating-system agnostic protocol by numerous projects. This release comes upon the request of CRAN and adds additional import statements...

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RcppDE 0.1.3

August 24, 2015
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A pure maintenance release 0.1.3 of the RcppDE package arrived on CRAN yesterday. RcppDE is a "port" of DEoptim, a popular package for derivative-free optimisation using differential optimization, to C++. By using RcppArmadillo, the code becomes a lot shorter and more legible. This version simply fixes a typo in the vignette metadata noticed by Kurt, and...

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RcppArmadillo 0.5.400.2.0

August 17, 2015
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RcppArmadillo 0.5.400.2.0

A new Armadillo release 5.400.2 was just released by Conrad. Consequently, a new RcppArmadillo release 0.5.400.2.0 went out to CRAN and into Debian. Armadillo is a powerful and expressive C++ template library for linear algebra aiming towards a good balance between speed and ease of use with a syntax deliberately...

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Rblpapi: Connecting R to Bloomberg

August 14, 2015
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Rblpapi: Connecting R to Bloomberg

Whit, John and I are thrilled to announce Rblapi, a new CRAN package which connects R to the Bloomberg backends. Rebuilt from scratch using only the Bloomberg C++ API and the Rcpp and BH packages, it offers efficient and direct access from R to a truly vast...

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drat 0.1.0: Even more repository support

August 8, 2015
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drat 0.1.0: Even more repository support

A new version 0.1.0 of the drat package arrived on CRAN today. Its name stands for drat R Archive Template, and it helps with easy-to-create and easy-to-use repositories for R packages, and is finding increasing by other projects. This version 0.1.0...

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RcppArmadillo 0.5.300.4.0

August 4, 2015
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RcppArmadillo 0.5.300.4.0

A new Armadillo release 5.300.4 was prepared by Conrad the other day, and we prepared a new corresponding RcppArmadillo release 0.5.300.4.0 which is now on CRAN and in way into Debian. Armadillo is a powerful and expressive C++ template library for linear algebra aiming towards a good balance between speed...

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Evading the “Hadley tax”: Faster Travis tests for R

July 26, 2015
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Evading the “Hadley tax”: Faster Travis tests for R

Hadley is a popular figure, and rightly so as he successfully introduced many newcomers to the wonders offered by R. His approach strikes some of us old greybeards as wrong---I particularly take exception with some of his writing which frequently portrays a particular approach as both the best and only one. Real programming, I think, is...

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