[racket-dev] release notes draft

From: Sam Tobin-Hochstadt (samth at cs.indiana.edu)
Date: Mon Jan 13 11:43:12 EST 2014

Looks good.

On Mon, Jan 13, 2014 at 11:40 AM, Robby Findler
<robby at eecs.northwestern.edu> wrote:
> How about this bullet:
>
>  * Typed Racket is now 50% faster when type checking some programs.
>    For example: http://bit.ly/1d0Ye4z
>
>
>
> On Mon, Jan 13, 2014 at 9:56 AM, Sam Tobin-Hochstadt <samth at cs.indiana.edu>
> wrote:
>>
>> The graph is at:
>>
>> http://drdr.racket-lang.org/28051/pkgs/typed-racket-pkgs/typed-racket-test/tests/typed-racket/succeed/new-metrics.rkt
>>
>> Sam
>>
>> On Mon, Jan 13, 2014 at 10:39 AM, Robby Findler
>> <robby at eecs.northwestern.edu> wrote:
>> > Okay, new version below. Thanks!
>> >
>> > If there is a drdr graph that shows the 50% jump, I'd like to add that
>> > pointer into the notes in the bullet you added, eg:
>> >
>> >  * Typed Racket is now 50% faster when type checking some large
>> >    programs. See, for example:
>> > http://drdr.racket-lang.org/...../bigfile.rkt
>> >
>> > Robby
>> >
>> >
>> > 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 6.0 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 a available. All packages
>> > in
>> >    the main distribution are available in pre-built form.
>> >
>> > Further improvements are in the works, 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.
>> >
>> >  * Racket's JIT compiler supports the ARM architecture.
>> >
>> >  * Racket supports the Mac's Retina display mode.
>> >
>> >  * Typed Racket is now 50% faster when type checking some large
>> >    programs.
>> >
>> >  * 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.
>> >
>
>

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