Blog Archives

Rcpp 0.11.6

The new release 0.11.5 of Rcpp arrived on the CRAN network for GNU R yesterday; the corresponding Debian package has also been uploaded. Rcpp has become the most popular way of enhancing GNU R with C++ code. As of today, 373 packages on CRAN depend o...

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RcppArmadillo 0.5.100.1.0

A new minor release 5.100.1 of Armadillo was released by Conrad yesterday. 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 close to a Matlab. Our corresponding RcppArmadillo release 0.5.100.1.0 also reached CRAN and Debian yesterday. See...

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Finance-YahooQuote 0.25 hotfix

April 29, 2015
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A hotfix release for the Finance-YahooQuote Perl module on CPAN is now available. Available Yahoo! Finance decided to change the base URL. My thanks to Nicola Chiapolini who not only noticed but also sent me the one-line patch fixing this: --- YahooQuote.pm~ 2010-03-27 01:44:10.000000000 +0100 +++ YahooQuote.pm ...

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RcppTOML 0.0.3: A New Approach to Configuration Files

April 28, 2015
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A small project I worked on during the last few weeks has now come together in new package RcppTOML which arrived on CRAN yesterday. It provides R with a reader for TOML files. TOML stands for Tom's Obvious Markup Language. And before you roll your eyes, glance at the TOML site. It really is different, and...

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RcppArmadillo 0.5.000.0

April 22, 2015
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A new major version 5.000 of Armadillo was released by Conrad a couple of days ago. 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 close to a Matlab. This version brings several new functions for sparse matrices, and automagically...

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Introducing ghrr: GitHub Hosted R Repository

April 21, 2015
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Introducing ghrr: GitHub Hosted R Repository

Background R relies on package repositories for initial installation of a package via install.packages(). A crucial second step is update.packages(): For all currently installed packages, a list of available updates is constructed or offered for either one-by-one or bulk updates. This keeps the local packages in sync with upstream, and provides for a very convenient way...

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inline 0.3.14

April 13, 2015
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The inline package facilitates writing code in-line in simple string expressions or short files. The package is mature and in maintenance mode: Rcpp used it greatly for several years but then moved on to Rcpp Attributes so we have a much limited need...

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drat 0.0.3: More features, more fixes, more documentation

April 10, 2015
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Several weeks ago we introduced the drat package. Its name stands for drat R Archive Template, and it helps with easy-to-create and easy-to-use repositories for R packages. Two early blog posts describe drat: First Steps Towards Lightweight Repositor...

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R / Finance 2015 Open for Registration

March 31, 2015
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The annoucement below just went to the R-SIG-Finance list. More information is as usual at the R / Finance page. Registration for R/Finance 2015 is now open! The conference will take place on May 29 and 30, at UIC in Chicago. Building on the success of the previous conferences in 2009-2014, we expect more than 250 attendees from around...

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littler 0.2.3

March 14, 2015
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littler 0.2.3

A new minor release of littler is available now. It adds or extends a number of things: added support for drat by adding a new example installDrat.r; the install.r, install2.r and check.r scripts now use getOption("repos") to set the default repos; this works well with drat and multiple repos set via, e.g. ~/.littler.r or...

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