[racket] Racket v5.3

From: Ray Racine (ray.racine at gmail.com)
Date: Tue Aug 7 17:13:54 EDT 2012

My bad.  Let me try them (submodules) again.  Must have been one of my
between the chair and the keyboard phenomena.

On Tue, Aug 7, 2012 at 5:06 PM, Sam Tobin-Hochstadt <samth at ccs.neu.edu>wrote:

>
> On Aug 7, 2012 4:34 PM, "Ray Racine" <ray.racine at gmail.com> wrote:
> >
> > Nice release guys.
> >
> > DrRacket is buttery smooth and looks nicer than ever.  Emacs withdrawal
> symptoms almost gone when Racket coding.  Though the left hand stills tends
> to spontaneously break out into an organ Fugue every now and then.
> >
> > Need to play with racket/generic and #:methods combined with TR
> structs:.  Possibilities abound.
> >
> > TR support for submodules didn't make it this release?  Hopefully soon.
>
> Typed Racket fully supports submodules in version 5.3.
>
> >
> > Ray
> >
> > On Tue, Aug 7, 2012 at 9:39 AM, Eli Barzilay <eli at barzilay.org> wrote:
> >>
> >> Racket version 5.3 is now available from
> >>
> >>   http://racket-lang.org/
> >>
> >> * Submodules are nested module declarations that can be loaded and
> >>   run independently from the enclosing module.  For an overview of
> >>   submodules, see
> >>
> >>     http://blog.racket-lang.org/2012/06/submodules.html
> >>
> >> * The futures visualizer is a graphical profiling tool for parallel
> >>   programs using futures.  The tool shows a detailed execution
> >>   timeline depicting the migration of futures between threads, and
> >>   gives detailed information about each runtime synchronization that
> >>   occurred during program execution.  In addition, `would-be-future'
> >>   is a special type of future that always executes sequentially and
> >>   records all potential barricades a regular future would encounter.
> >>
> >> * Optimization Coach (formerly Performance Report) reports
> >>   information about Racket's inlining optimizations.  Optimization
> >>   Coach can be launched in any language through the View menu.
> >>
> >> * The new `images/flomap' library defines floating-point bitmaps and
> >>   fast image processing operations on them.  It is written in Typed
> >>   Racket, so Typed Racket code may use it without the cost of
> >>   contract checks.
> >>
> >> * The new `json' library supports parsing and generating JSON.
> >>   (Originally based on Dave Herman's planet library.)
> >>
> >> * `racket/string' is extended with a set of simplified string
> >>   manipulation functions that are more convenient than using
> >>   regexps.  `regexp-match*' and friends can now be used with new
> >>   keyword arguments to return specific matched regexp group/s and
> >>   gaps between matches.
> >>
> >> * The new `racket/generic' library allows generic function
> >>   definitions, which dispatch to methods added to a structure type
> >>   via the new `#:methods' keyword.
> >>
> >> * The `class' form supports declaring a method abstract.  An
> >>   abstract method prevents a class from being instantiated unless it
> >>   is overridden.
> >>
> >> * The contract library comes with support for interfaces, generics,
> >>   prompts, continuation-marks, and structs.
> >>
> >> * Most error messages use a new multi-line format that is more
> >>   consistent with contract errors and accommodates more information.
> >>
> >> * Typed Racket supports function definitions with keyword arguments;
> >>   the startup time of Typed Racket programs has been sharply
> >>   reduced.
> >>
> >> * The new `ffi/com' library replaces MysterX; a compatibility
> >>   `mysterx' library remains, but without ActiveX support.  The new
> >>   `ffi/unsafe/com' library offers a more primitive and direct way to
> >>   use COM classes and methods.
> >>
> >> * There is now a very complete completion code for zsh.  It is not
> >>   included in the distribution though; get it at http://goo.gl/DU8JK
> >>   (This script and the bash completions will be included in the
> >>   standard installers in future versions.)
> >>
> >> --- DEPRECATION ----------------------------------------------------
> >>
> >> Effective this release:
> >>
> >>   - The `tex2page' and `combinator-parser' libraries have been moved
> >>     from the Racket distribution to PLaneT:
> >>
> >>      (require (planet plt/tex2page))
> >>      (require (planet plt/combinator-parser))
> >>
> >> The following has been deprecated and will be removed in the
> >> January 2013 release:
> >>
> >>   - the `planet' command-line tool; use `raco planet' instead.
> >>
> >> The following has been deprecated and will be removed in the
> >> August 2013 release:
> >>
> >>   - the `mzlib/class100' library; use `racket/class' instead.
> >>
> >> Feedback Welcome,
> >> --
> >>           ((lambda (x) (x x)) (lambda (x) (x x)))          Eli Barzilay:
> >>                     http://barzilay.org/                   Maze is
> Life!
> >> ____________________
> >>   Racket Users list:
> >>   http://lists.racket-lang.org/users
> >
> >
> >
> > ____________________
> >   Racket Users list:
> >   http://lists.racket-lang.org/users
> >
>
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