[racket] Racket v5.92

We don't plan to improve or otherwise change any of the planet packages,
but we do plan to maintain backwards compatibility so that future versions
of racket will continue to run that code as well as it has been doing.

Robby



On Sat, Jan 25, 2014 at 12:36 PM, Erich Rast <erich at snafu.de> wrote:

> Fantastic! Congratulations!
>
> One more question about the new package system:
>
> Is there a roadmap about Planet support, i.e. when will existing Planet
> packages cease to work?
>
> "foreseeable future" is a bit vague. I'm developing very slowly due
> to lack of spare-time and have a mid-size application with many Planet
> collections, so it would be good to know if there is a deadline for
> migrating existing code (not packages) to the new package system. An
> estimate would also suffice.
>
> Best,
>
> Erich
>
>  On Sat, 25 Jan 2014 12:55:58
> -0500 Ryan Culpepper <ryanc at ccs.neu.edu> wrote:
>
> > Racket 5.92 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.
> >
> > Recent releases included the "beta" versions of the package system.
> > Racket version 5.92 incorporates many improvements suggested by these
> > preliminary experiences:
> >
> >   * A package is treated as a single collection by default, so it is
> >     even easier to use a Github repository as a package. Get started
> >     quickly:
> >       http://docs.racket-lang.org/pkg/getting-started.html
> >
> >   * DrRacket includes a new package manager GUI, available via the
> >     File|Package Manager ... menu item. The GUI is also available
> >     as a stand-alone program via the "gui-pkg-manager" package.
> >
> >   * The main Racket distribution has been separated into about 200
> >     packages. The Racket installer combines the core system with
> >     bundled versions of these packages.
> >
> >     Alternatively, you may now install a Minimal Racket distribution
> >     --- which is about 1/10 the size of the main distribution --- and
> >     add only those packages that you need.
> >
> >   * Package installation supports pre-built packages that include
> >     compiled byte code and rendered documentation, meaning packages
> > can be installed quickly when built versions are available. All
> >     packages in the main distribution are available in pre-built form.
> >
> > Further improvements are in the works, notably including package
> > documentation on the package-catalog web site.
> >
> > COMPATIBILITY NOTE: PLaneT, the previous Racket package system, will
> > remain in place for the foreseeable future, but we expect all package
> > work to shift to the new system.
> >
> > Beyond the package system, this release brings a number of other
> > changes:
> >
> >   * Racket's HTML documentation has a new and improved look, thanks to
> >     Matthew Butterick.
> >
> >   * The documentation includes a style guide, "How to Program Racket"
> >     http://docs.racket-lang.org/style/
> >
> >   * Racket's JIT compiler supports the ARM architecture.
> >
> >   * Racket supports the Mac's Retina display mode.
> >
> >   * The performance of the Typed Racket compiler improved by 50% on
> >     some typed programs; e.g., see http://bit.ly/1d0Ye4z
> >
> >   * The profiler provides a new mode that uses the errortrace library
> >     to produce fine-grained profiles.
> >
> >   * A new contract profiler reports how much time programs spend
> >     checking contracts, and which contracts are most expensive.
> >
> >   * The math/flonum library exports fast 105-bit precision operations.
> >
> >   * Check Syntax handles generated identifiers, especially those
> >     introduced by struct (e.g. field selectors) and Redex (e.g., e_1,
> >     e_2)
> >
> >   * 2htdp/batch-io includes functions for dealing with html/xml in
> >     files and web sites as X-expressions plus conveniences for
> >     web-based graph traversals.
> >
> >   * The `gen:set' generic interface extends set operations to work on
> >     user-defined types that implement set methods, as well as on other
> >     set-like built-in types, such as lists.
> >
> >   * Picts support conversion to SVG format.
> >
> >   * Under unix, Racket provides desktop entries (.desktop files) for
> >     its graphical executables.
> > ____________________
> >   Racket Users list:
> >   http://lists.racket-lang.org/users
>
> ____________________
>   Racket Users list:
>   http://lists.racket-lang.org/users
>
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