Blog Archives

dplyr 0.2

May 21, 2014
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dplyr 0.2

I’m very excited to announce dplyr 0.2. It has three big features: improved piping courtesy of the magrittr package a vastly more useful implementation of do() five new verbs: sample_n(), sample_frac(), summarise_each(), mutate_each and glimpse(). These features are described in more detail below. To learn more about the 35 new minor improvements and bug fixes,

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roxygen2 4.0.1

May 19, 2014
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roxygen2 4.0.1

We’re pleased to announce a new version of roxygen2. Roxygen2 allows you to write documentation comments that are automatically converted to R’s standard Rd format, saving you time and reducing duplication. This release is a major update that provides enhanced error handling and considerably safer default behaviour. Roxygen2 now adds a comment to all generated

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reshape2 1.4; Kevin Ushey joins Rstudio

May 9, 2014
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reshape2 1.4; Kevin Ushey joins Rstudio

reshape2 1.4 is now available on CRAN. This version adds a number of useful arguments and messages, but mostly importantly it gains a C++ implementation of melt.data.frame(). This new method should be much much faster (>10x) and does a better job of preserving existing attributes. For full details, see the release notes on github. The

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devtools 1.5

April 8, 2014
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devtools 1.5

devtools 1.5 is now available on CRAN. It includes four new functions make it easier to add useful infrastructure to packages: add_test_infrastructure() will create testthat infrastructure when needed. add_rstudio_project() adds an Rstudio project file to your package. add_travis() adds a basic template for travis-ci. add_build_ignore() makes it easy to add files to .Rbuildignore, escaping special

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httr 0.3

March 21, 2014
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httr 0.3

We’re very pleased to announce the release of httr 0.3. httr makes it easy to work with modern web apis so that you can work with web data almost as easily as local data. For example, this code shows how might find the most recently asked question about R on stackoverflow: httr 0.3 recieved a

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dplyr 0.1.3

March 16, 2014
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dplyr 0.1.3

dplyr 0.1.3 is now on CRAN. It fixes an incompatibility with the latest version of Rcpp, and a number of other bugs that were causing dplyr to crash R. See the full details in the release notes.

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testthat 0.8 (and 0.8.1)

February 25, 2014
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testthat 0.8 (and 0.8.1)

We’re pleased to announce a new major version of testthat. Version 0.8 comes with a new recommended structure for storing your tests. To better meet CRAN recommended practices, we now recommend that tests live in tests/testthat, instead of inst/tests. This makes it possible for users to choose whether or not to install tests. With this

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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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