PLNews: Programming Language News

R 2.9.1 has been released. R is a language and environment for statistical computing and graphics.

This release includes: the new anyDuplicated(x) function, the removal of print.atomic(), the deprecation of png(type="cairo1"), bug fixes, and other changes.

R 2.9.0 has been released. R is a language and environment for statistical computing and graphics.

This release includes: expand.grid() that no longer coerces strings into factors by default, the 'Matrix' package as a recommended package in the basic R distribution, improvements to various functions and methods, new functions, bug fixes, and other changes.

R 2.8.1 has been released. R is a language and environment for statistical computing and graphics.

This release includes: sum() support for 'difftime' objects, better handling of malformed DESCRIPTION files by installed.packages(), qt() that works for 0 < df < 1, a 'title.col' argument for legend(), bug fixes, and other changes.

R 2.8.0 has been released. R is a language and environment for statistical computing and graphics.

This release includes: certain functions that now return NA be default instead of signalling an error in many cases, new and updated functions, improved handling of X11 I/O errors, changes to the handling of nuls in character strings, the deprecation of certain functions, bug fixes, and other changes.

R 2.7.2 has been released. R is a language and environment for statistical computing and graphics.

This release includes: improvements to sprintf(), axis(), legend(), stripchart() and help.search(); and bug fixes.

R 2.7.1 has been released. R is a language and environment for statistical computing and graphics.

This release includes: addition checks against user error in poly(), faster drawing of continguous lines using the quartz() device, the deprecation of the use of unserialize() on character strings, the deprecation of embedded nul characters in strings, bug fixes, and other changes.

R 2.7.0 has been released. R is a language and environment for statistical computing and graphics.

This release includes: the use of pdf() as the default graphics device in non-interactive use, enhancements to the X11() device, agrep() support for multibyte character sets, new and updated functions, improved date handling, bug fixes, and other changes.

R 2.6.2 has been released. R is a language and environment for statistical computing and graphics, similar to S.

This release includes: support for parallel 32-bit and 64-bit installations on Linux, bug fixes, and other changes.

R 2.6.1 has been released. R is a language and environment for statistical computing and graphics, similar to S.

This release includes: CHARSXP cache speed improvements, build fixes, bug fixes, and other changes.

R 2.5.1 has been released. R is a language and environment for statistical computing and graphics, similar to S.

This release includes: bug fixes and other changes.

R 2.5.0 has been released. R is a language and environment for statistical computing and graphics, similar to S.

This release includes: the new Rscript front-end, allowing for shell-like scripting; the new 'codetools' package; and other changes.

R 2.4.1 has been released. R is a language and environment for statistical computing and graphics, similar to S.

This release mainly includes bug fixes, in addition to other changes.

R 2.4.0 has been released. R is a language and environment for statistical computing and graphics, similar to S.

It has been announced that the presentation slides from the useR! 2006 conference are now available online. The conference brought together users of R, a "language and environment for statistical computing and graphics".

Slides from the keynote lectures and the user-contributed presentations are available, as well as material from the panel discussion.

R 2.3.1 has been released. R is a language and environment for statistical computing and graphics, similar to S.

This release includes: support for \uxxxx Unicode character notation in input strings on any platform supporting MBCS, installation improvements, plus other changes and bugfixes.

R 2.3.0 has been released. R is a language and environment for statistical computing and graphics, similar to S.

This release includes: internationalization-related improvements, numerous new features, installation changes, bugfixes, and other changes.

It has been announced that the program for the useR! 2006 conference is now available online. The conference aims to bring together users of R, a "language and environment for statistical computing and graphics".

A reminder has been put out that the submission deadline for the useR! 2006 conference is February 28, 2006. The conference aims to bring together users of R, a "language and environment for statistical computing and graphics".

The conference will be held from June 15 to 17, 2006, in Vienna, Austria.

R2cl 0.1 has been released. It is a proof-of-concept translator from R to Common Lisp, potentially allowing for execution speed improvements.

This is the initial release, allowing for the translation and compilation of a simple benchmark.

R 2.2.1 has been released. It is a portable environment and language for statistical computing and graphics.

This release includes: new PostScript encodings, improved support for the Intel and Portland Group compilers, French message translations, plus bugfixes and other changes.

R 2.2.0 has been released. It is a open-source "language and environment for statistical computing and graphics," similar to the S language and environment from Bell Labs.

This release includes support for complex arithmetic done via C99 complex types, a new Chinese translation, an improved Russian translation, plus many other changes, improvements and bugfixes.