Articles by Thinking inside the box

Rcpp 0.7.9

March 12, 2010 | Thinking inside the box

Version 0.7.8 of Rcpp, released just a few days ago contained a nasty bug or two which we noticed when trying to built the initial release of RcppArmadillo on 64-bit platforms. So a quick bug-fix release 0.7.9 is now in Debian and should be on CRA... [Read more...]

RcppArmadillo 0.1.0

March 11, 2010 | Thinking inside the box

Besides the new RcppExamples, another new package RcppArmadillo got spun out of Rcpp with the recent release 0.7.8 of Rcpp. Romain and I already had an example of a simple but fast linear model fit using the (very clever) Armadillo C++ library by... [Read more...]

RcppExamples 0.1.0

March 10, 2010 | Thinking inside the box

Version 0.1.0 of RcppExamples, a simple demo package for Rcpp should appear on CRAN some time tomorrow. As mentioned in the post about release 0.7.8 of Rcpp, Romain and I carved this out of Rcpp itself to provide a cleaner separation of code t... [Read more...]

Rcpp 0.7.8

March 9, 2010 | Thinking inside the box

Version 0.7.8 of the Rcpp R / C++ interface classes is now on CRAN and in Debian. As of right now. Debian has already built packages for eight more architectures; and CRAN has built the Windows binary. Oh, and cran2deb had Debian packages for 'testin... [Read more...]

R and Sudoku solvers: Plus ca change…

February 25, 2010 | Thinking inside the box

Christian Robert blogged about a particularly heavy-handed solution to last Sunday's Sudoku puzzle in Le Monde. That had my symapthy as I like evolutionary computing methods, and his chart is rather pretty. From there, this spread on to the REvolutions blogs where David Smith riffed on it, and showed the ... [Read more...]

U of C ACM talk

February 18, 2010 | Thinking inside the box

Fellow GSoC mentor and local ACM masterminder Borja Sotomayor had invited me a few months ago to give a talk at the ACM chapter at the University of Chicago. Today was the day, and the slides from the 50-minutes talk on R and extending R with Rcpp ar... [Read more...]

Rcpp 0.7.6

February 13, 2010 | Thinking inside the box

The new 0.7.6 release of Rcpp, our set of R / C++ interface classes, is now at CRAN and Debian. This comes just a few days after 0.7.5 as we had made a mistake in Makefile.win which is now fixed. A few other things sneaked in while were at it, see th... [Read more...]

RProtoBuf 0.1-0

February 3, 2010 | Thinking inside the box

Romain uploaded our first release of RProtoBuf to CRAN yesterday. RProtoBuf provides bindings for GNU R to the Google Protobuf implementation. Google Protobuf is (and I quote) a way of encoding structured data in an efficient yet extensible format th... [Read more...]

Rcpp 0.7.4

January 31, 2010 | Thinking inside the box

Yesterday, and about nine days after release 0.7.3 of Rcpp (a set of R / C++ interface classes), Romain and I released version 0.7.4. It has been uploaded to CRAN and Debian, and mirrors should already have new versions. As before, my local page is ... [Read more...]

Rcpp 0.7.3

January 21, 2010 | Thinking inside the box

A quick nine days after release 0.7.2 of Rcpp, our R / C++ interface classes, Romain and I are happy to roll out a new version 0.7.3. It has been uploaded to CRAN and Debian, and mirrors should have the new versions shortly. As before, my local page... [Read more...]

RQuantLib 0.3.2 released

January 14, 2010 | Thinking inside the box

A new version of RQuantLib (a package combining the quantitative analytics of QuantLib with the R statistical computing environment and language) is now out at CRAN and in Debian (where it depends on the 1.0.0 beta of QuantLib that is currently in t... [Read more...]

RInside release 0.2.1

January 6, 2010 | Thinking inside the box

The shiny new 0.2.1 release of RInside, a set of convenience classes to facilitate embedding of R inside of C++ applications, just went out to CRAN; sources are also at my RInside page This is a maintenance release building on the recent 0.2.0 rel... [Read more...]

littler 0.1.3

January 5, 2010 | Thinking inside the box

A new littler release (now at 0.1.3) just went out of the door this evening. littler provides r (pronounced littler), a shebang / scripting / quick eval / pipelining front-end to the the R language and system. This version adds a few minor behind-... [Read more...]

Rcpp 0.7.1

January 2, 2010 | Thinking inside the box

Two weeks after the Rcpp 0.7.0 release, Romain and I are happy to announce release 0.7.1 of Rcpp. It is currently in the incoming section of CRAN and has been accepted into Debian. Mirrors will catch up over the next few days, in the meantime the local page is available for download ... [Read more...]

inline 0.3.4 released

December 28, 2009 | Thinking inside the box

Oleg has updated the inline package to version 0.3.4 which is now on CRAN. It is includes my patch for both Rcpp support as well as extended header / library options for PKG_CPPFLAGS, PKG_CXXFLAGS, and PKG_LIBS which I had mentioned recently here an... [Read more...]

RInside release 0.2.0

December 22, 2009 | Thinking inside the box

RInside, a set of convenience classes to facilitate embedding of R inside of C++ applications, was updated to release 0.2.0 over the weekend. Sources as well as binary packages are at CRAN; sources are also at my RInside page The biggest news is t... [Read more...]

Rcpp and inline example

December 20, 2009 | Thinking inside the box

Following up on yesterday's Rcpp 0.7.0 release, here is a quick example of why the new feastures can be so useful. The following R code defines a character variable gslrng. This variable contains a short C++ code segment, which is then transformed by the function cfunction into a function of two ... [Read more...]
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