The use of the Y combinator (as opposed to the built-in forms of
recursion) seems to be hacking around the ability for Ruby methods to
be redefined more than anything?
Robby
On Sat, Jul 31, 2010 at 8:54 PM, Shriram Krishnamurthi
wrote:
> ...provide a mis-feature that the language thoughtfully l
...provide a mis-feature that the language thoughtfully left out:
http://www.eecs.harvard.edu/~cduan/technical/ruby/ycombinator.shtml
(The bit about "lexical" scoping in Ruby is also neat. It says that
deep down, Ruby really is the same as JavaScript and Python.)
Shriram
___
On Jul 31, Guillaume Marceau wrote:
> I've never seen student in a beginner course work this way. As an
> experiment, I invite you to try programming without using tab, and
> without deleting blocks of parenthesis at once. I suspect you will
> develop sympathy for these students who "hate parenthes
On Jul 22, Carl Eastlund wrote:
> To fix a backwards compatibility bug, I just had to go download PLT
> Scheme 4.2.4. It's a real pain to do so. First, the Racket site
> doesn't seem to link to versions before 5.0. I had to go to
> plt-scheme.org manually. It'd be nice if I could get to the who
2010/7/31 Eli Barzilay :
> There's a whole bunch of these things (in CL and Scheme), and IIRC,
> Jens had something very well doone recently -- but they all suffer
> from requiring some ugly wrapper syntax around them.
Indeed. In order to keep the wrapping at a minimum I contemplate
hijacking "st
Right. It should be fixed now, tho.
Thanks,
Robby
On Fri, Jul 30, 2010 at 10:06 PM, Matthias Felleisen
wrote:
>
> Robby, this fix does NOT change the problematic coverage of structures.
> Fields are still colored as if they had never been evaluated.
>
>
> On Jul 30, 2010, at 1:16 PM, mfl...@rac
On Jul 31, 2010, at 12:38 AM, Guillaume Marceau wrote:
1. Shriram never clarified that this proposal is for attracting students only.
If so, I'd like to see a path from P4P to full Racket syntax included in the
proposal.
2.
> I also don't think "I hate parentheses" comes from familiarity wi
Matthias Felleisen writes:
> 1. Indentation matters. This point is entirely orthogonal to syntax.
>It applies to Racket and Honu as well.
t's been a long time (several years) since I've heard substantial
complaints about parens or prefix syntax from beginning students. Also,
since we've
Robby, this fix does NOT change the problematic coverage of structures. Fields
are still colored as if they had never been evaluated.
On Jul 30, 2010, at 1:16 PM, mfl...@racket-lang.org wrote:
> mflatt has updated `master' from 14de7399bd to 0e8af6bc5d.
> http://git.racket-lang.org/plt/14de7
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