Blog Archives

Finance-YahooQuote 0.25 hotfix

April 29, 2015
By

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 ...

Read more »

RcppTOML 0.0.3: A New Approach to Configuration Files

April 28, 2015
By

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...

Read more »

RcppArmadillo 0.5.000.0

April 22, 2015
By

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...

Read more »

Introducing ghrr: GitHub Hosted R Repository

April 21, 2015
By
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...

Read more »

inline 0.3.14

April 13, 2015
By

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...

Read more »

drat 0.0.3: More features, more fixes, more documentation

April 10, 2015
By

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...

Read more »

R / Finance 2015 Open for Registration

March 31, 2015
By

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...

Read more »

littler 0.2.3

March 14, 2015
By
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...

Read more »

Why Drat? A Guest Post by Steven Pav

March 13, 2015
By

Editorial Note: The following post was kindly contributed by Steven Pav. Why Drat? After playing around with drat for a few days now, my impressions of it are best captured by Dirk's quote: It just works. Demo To get some idea of what I mean by this, suppose you are a happy consumer of R packages, but want access to, say, the...

Read more »

Rcpp 0.11.5

March 6, 2015
By

The new release 0.11.5 of Rcpp just reached the CRAN network for GNU R, and a Debian package has also been be uploaded. Rcpp has become the most popular way of enhancing GNU R with C++ code. As of today, 345 packages on CRAN depend on Rcpp for making analyses go faster...

Read more »