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* Narrow comment on plot example, enable datalog example & revised blurb.

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* Minor typo in new-name.rkt
* Minor update to the menu item name for submitting bugs
This commit is contained in:
Eli Barzilay 2010-09-15 21:25:18 -04:00
parent 58afb93a17
commit 626627fcc7
3 changed files with 13 additions and 9 deletions
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7
collects/meta/web/minis/bugs.rkt
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@ -172,9 +172,10 @@
#:extra-body-attrs `(onLoad: "initBugData();")]{
@p[style: '("padding: 5px; color: #a00; background-color: #ffe;"
" border: 1px solid; font-weight: bold;")]{
If you can, please use the Bug Report item in DrRacket's Help menu. It
works better than this page, because it helps you supply precise
information about your Racket installation and working environment.}
If you can, please use the “Submit Bug Report” item in DrRacket's Help
menu. It works better than this page, because it helps you supply
precise information about your Racket installation and working
environment.}
@p{@strong{Note:} Bug reports for PLaneT packages are submitted on the
@a[href: planet-bugs]{PLaneT server}.}
@p{Before submitting a bug report, you may wish to:

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collects/meta/web/www/index.rkt
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@ -166,8 +166,8 @@
@desc{This program uses the @elemcode{scribble/base} language for
generating documents using a prose-friendly syntax.})
(graphical-example
@code{#lang racket ; draw a graph of cos and deriv^3(cos)
(require plot)
@code{#lang racket ; draw a graph of cos
(require plot) ; and deriv^3(cos)
(define ((deriv f) x)
(/ (- (f x) (f (- x 0.001))) 0.001))
(define (thrice f) (lambda (x) (f (f (f x)))))
@ -196,16 +196,19 @@
@desc{Using the FFI means that you're not limited to using Racket
libraries: pulling out a foreign function is easy, and can even be done
dynamically on the REPL.})
#; ; Is this effective without any highlights?
;; Is this effective without any highlights?
(example
@code{#lang planet jaymccarthy/datalog
@code{#lang datalog
ancestor(A, B) :- parent(A, B).
ancestor(A, B) :-
parent(A, C), D = C, ancestor(D, B).
parent(john, douglas).
parent(bob, john).
ancestor(A, B)?}
@desc{Blah})
@desc{Racket is useful for building other languages. This example uses
the pre-packaged Racket implementation of Datalog, a logic programming
language. If you use this from DrRacket, you'll see that it provides
proper highlighting, Check Syntax, and a Datalog-specific REPL.})
#; ; Not easy to present something like this.
(example
@code{#lang racket

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collects/meta/web/www/new-name.rkt
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@ -85,7 +85,7 @@
Scheme. As long as we call our language @name{Scheme}, we struggle to
explain our language, and we are usually forced to start the
explanation with a disclaimer. At the same time, to the degree that
the PLT community has defined @name{Scheme} though market share,
the PLT community has defined @name{Scheme} through market share,
publications, and educational outreach, we interfere with everyone
else's ability to define @name{Scheme} — and many have a valid claim to
that ability.