scheme/class probably gets quotes (or drop all the others :). Robby
On Thu, Jan 28, 2010 at 2:36 PM, Eli Barzilay <[email protected]> wrote: > Unless someone objects soon, this is the final version. > > ---------------------------------------------------------------------- > > * The `scheme/flonum' and `scheme/fixnum' libraries provide flonum- > and fixnum-specific operations. In the case of flonum-specific > operations, the JIT compiler can recognize combinations of > operations (including local bindings) and improve performance by > "unboxing" intermediate results. > > * The `scheme/unsafe/ops' library provides arithmetic and other > operations that are implemented without dynamic checks. Avoiding > checks can sometimes improve performance, but at the expense of > safety. > > * `2htdp/universe': We have severed the connection between universe > and an image library and made a few other, minor changes. Most > programs will now have to change to require the `htdp/image' > library explicitly. For the full details, see the new Porting > World Programs section of the documentation: > http://docs.plt-scheme.org/teachpack/2htdphtdp-port.html > > * The `2htdp/image' library continues to grow. In this release, it > is supported by `2htdp/universe', equality changed to be based on > how the images are drawn, cropping and curves were added, and > support for more kinds of pens were added. > > * `htdp/world': The old world teachpack remains deprecated. HtDP/2e > exclusively uses the new 2htdp/universe library. For backwards > compatibility, the world teachpack will remain in the distribution > until the coming summer. > > * The scheme/class library now provides `this%', which refers to the > class of the current object (i.e. `this'). > > * `scheme/generator' has convenient functions for infinite > generators, and for converting a generator to a sequence for > iteration. > > * PLT Scheme's add-on directory can be customized by the > $PLTADDONDIR environment variable or `--addon'/`-A' command-line > flags. This controls where downloaded Planet packages and their > compiled Scribble documentation are installed. > > * Additional extensions include: saving `errno' in foreign calls, > much improved `sort' speed, normalized results from > `procedure-arity', and more. > > ---------------------------------------------------------------------- > > -- > ((lambda (x) (x x)) (lambda (x) (x x))) Eli Barzilay: > http://barzilay.org/ Maze is Life! > _________________________________________________ > For list-related administrative tasks: > http://list.cs.brown.edu/mailman/listinfo/plt-dev > _________________________________________________ For list-related administrative tasks: http://list.cs.brown.edu/mailman/listinfo/plt-dev
