Blog Archives

dplyr 0.1.2

February 25, 2014
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dplyr 0.1.2

We’re pleased to announce a new minor version of dplyr. This fixes a number of bugs that crashed R, and considerably improves the functionality of select(). You can now use named arguments to rename existing variables, and use new functions starts_with(), ends_with(), contains(),  matches() and num_range() to select variables based on their names. Finally, select() now

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dplyr 0.1.1

January 30, 2014
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dplyr 0.1.1

We’re pleased to announce a new minor version of dplyr. This fixes a few bugs that crashed R, adds a few minor new features (like a sort argument to tally()), and uses shallow copying in a few more places. There is one backward incompatible change: explain_tbl() has been renamed to explain. For a complete list

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roxygen2 3.1.0

January 30, 2014
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roxygen2 3.1.0

We’re pleased to announce a new version of roxygen2. The biggest news is that roxygen2 now recognises reference class method docstrings and will automatically add them to the documentation. 3.1.0 also offers a number of minor improvements and bug fixes, as listed on the github release notice. As always, you can install the latest version with install.packages("roxygen2").

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Introducing dplyr

January 20, 2014
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Introducing dplyr

dplyr is a new package which provides a set of tools for efficiently manipulating datasets in R. dplyr is the next iteration of plyr, focussing on only data frames. dplyr is faster, has a more consistent API and should be easier to use. There are three key ideas that underlie dplyr: Your time is important,

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roxygen2 3.0.0

December 9, 2013
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roxygen2 3.0.0

We’re pleased to announce a new version of roxygen2. The biggest news is that you can painlessly document your S4 classes, S4 methods and RC classes with roxygen2 – you can safely remove workarounds that used @alias and @usage, and simply rely on roxygen2 to do the right thing. Roxygen2 is also much smarter when

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Upcoming courses: Dec 2013

December 2, 2013
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Upcoming courses: Dec 2013

We’re pleased to announce two upcoming in-person training opportunities: Advanced R programming. SF, Dec 16-17. Learn the most important topics from advanced R programming in person. One day one, you’ll learn about metaprograming, functional programming and object oriented programming in R, as well general best practices for programming. Taught by Hadley Wickham, RStudio’s Chief Scientist.

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devtools 1.4 now available

November 27, 2013
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devtools 1.4 now available

We’re very pleased to announce the release of devtools 1.4. This version brings many improvements to package installation, including automated vignette building, and a better way of referring to repos on github, install_github("hadley/devtools"). There are also many other bug fixes and minor improvements; to see them all, please read the release notes file on github.

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The RStudio CRAN mirror

June 10, 2013
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The RStudio CRAN mirror

RStudio maintains its own CRAN mirror, http://cran.rstudio.com. The server itself is a virtual machine run by Amazon’s EC2 service, and it syncs with the main CRAN mirror in Austria once per day. When you contact http://cran.rstudio.com, however, you’re probably not talking to our CRAN mirror directly. That’s because we use Amazon CloudFront, a content delivery

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Version 1.2 of devtools released

April 17, 2013
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Version 1.2 of devtools released

We’re very pleased to announce the release of devtools 1.2. This version continues to make working with packages easier by increasing installation speed (skipping the build step unless local = FALSE), enhancing vignette handling (to support the non-Sweave vignettes available in R 3.0.0), and providing better default compiler flags for C and C++ code. Also

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Version 1.0 of devtools released!

January 23, 2013
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Version 1.0 of devtools released!

We’re very pleased to announce the release of devtools 1.0.  We’ve given devtools the 1.0 marker because it now works with the vast majority of packages in the wild, with this version adding support for S4 and Rcpp.  Devtools also has completely revamped code for finding Rtools on windows, including much better error messages if

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