[racket] Scribble change, especially affects `scribble/sigplan'

I know about `\parskip' for paragraph spacing. Is there something
similar in [La]TeX for space around a display?

At Wed, 30 Mar 2011 17:40:22 -0500, Robby Findler wrote:
> Oh. So inter-paragraph space is the same thing as the
> space-around-a-display? (I think at the TeX level they are different,
> but maybe that's only to make things more customizable?)
> 
> Robby
> 
> On Wed, Mar 30, 2011 at 5:38 PM, Matthew Flatt <mflatt at cs.utah.edu> wrote:
> > The `scribble/base' and `scribble/manual' styles already put space
> > between blocks, and so no extra space is needed. The SIGPLAN style, in
> > contrast, uses indentation instead of space between paragraphs.
> > (Actually, the SIGPLAN style has an option for using space between
> > paragraphs, and probably code shouldn't have extra spacing in that
> > mode.)
> >
> > I forgot to check `scribble/jfp'. It looks like extra space would make
> > sense for that one, too --- analogous to the extra space for \quote{}.
> >
> > At Wed, 30 Mar 2011 16:11:24 -0600, Robby Findler wrote:
> >> This sounds great! One small question: why only in sigplan conf and
> >> not in all --pdf generated racketblock's?
> >>
> >> Robby
> >>
> >> On Wed, Mar 30, 2011 at 3:31 PM, Matthew Flatt <mflatt at cs.utah.edu> wrote:
> >> > As of v5.1.0.5, Scribble renders `racketblock', `codeblock',
> >> > `interactions', etc., in a different way than before. Indentation
> >> > relative to surrounding text is now implemented by a nested-flow style,
> >> > instead of adding spaces to the start of each line. (Using spaces was a
> >> > hack from before sorting out various rendering problems with nested
> >> > code blocks.)
> >> >
> >> > For most Scribble documents, you shouldn't notice the difference, but
> >> > `scribble/sigplan' mode for Latex/PDF output is an exception. The
> >> > Scribble style adjustments for the SIGPLAN format now introduce
> >> > vertical space before and after a code block. The change is intended to
> >> > make uses of `racketblock', `codeblock', etc., look better by default,
> >> > but the change could make existing documents look worse.
> >> >
> >> > To disable the extra space (because you don't like it or because
> >> > you've already added space in some other way), add these commands in
> >> > your document's Latex configuration:
> >> >
> >> >  \renewcommand{\SCodePreSkip}{}
> >> >  \renewcommand{\SCodePostSkip}{}
> >> >
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> >
> 
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