[Racket announcement] Racket v6.0

Racket version 6.0 is now available from http://racket-lang.org/ Racket 6.0 has a new package system, including a catalog of hundreds of already-available packages. Please visit http://pkgs.racket-lang.org/ for an overview of the packages. Racket versions 5.3.4 through 5.3.6 included "

[Racket announcement] Racket v6.0.1

Racket version 6.0.1 is now available from http://racket-lang.org/ * A new `racket/undefined` library exports `undefined` as the value currently produced by (letrec ([x x]) x) This library anticipates a future where that expression will raise an exception. The `racket/undefined`

[Racket announcement] Racket v6.1

PLT Design Inc. announces the release of Racket version 6.1 at http://racket-lang.org/ The MAJOR INNOVATION concerns local recursive variable definitions. Instead of initializing variables with an `undefined' value, Racket raises an exception when such a variable is used before its definitio

[Racket announcement] Racket v6.1.1

Racket version 6.1.1 is now available from http://racket-lang.org/ * The MAC OS X YOSEMITE compatibility problems are fixed. We bundled a patched Pango text-drawing library with Racket. * The WINDOWS [32-bit] releases fixes the window-update crashes. We bundled a patched Cairo drawing lib

[Racket announcement] Racket v6.2

Racket version 6.2 is now available from http://racket-lang.org/ With this release we are taking a major step forward to get our user community even more involved than in the past. Over the past six months, we have re-organized the Racket code base into a small core code repo and many other

[Racket announcement] Racket v6.2.1

Racket version 6.2.1 is now available from http://racket-lang.org/ Version 6.2.1 patches the recent v6.2 release in three small ways: * For the How to Design Programs teaching languages, DrRacket offers an option to use the old style for printing the constants `true`, `false`, and `empt

[Racket announcement] Racket v6.4

Racket version 6.4 is now available from http://racket-lang.org/ - We fixed a security vulnerability in the web server. The existing web server is vulnerable to a navigation attack if it is also enabled to serve files statically; that is, any file readable by the web server is accessi

[Racket announcement] Racket v6.5

Søgaard, John Clements, Leandro Facchinetti, Lehi Toskin, Leif Andersen, Łukasz Dąbek, Marc Kaufmann, Matthew Flatt, Matthias Felleisen, Michael McConville, Mike Sperber, Paul Stansifer, Philippe Meunier, Robby Findler, Rodrigo Setti, Ryan Culpepper, Sam Caldwell, Sam Tobin-Hochstadt, Sorawee