[racket-dev] feature request: thread-safe memoize-evt

2015-01-28 Thread Jan Dvořák
Hi, I would like to ask for another extension of the Racket's event handling system. A `memoize-evt` constructor with following semantics: Given a base event E_b, memoize-evt will produce a memoizing event E_m. Synchronizing on E_m from any number of threads will block until a single value is

Re: [racket-dev] dev Digest, Vol 72, Issue 31

2015-01-28 Thread Byron Davies
My apologies, especially to Matt, for letting this thread go cold. I was busy preparing a Racket-based demo for this morning -- and it went very well. As mentioned, I'm working on weakest precondition analysis for finding latent faults in programs. Our goal is to do this for all kinds of

[racket-dev] Switching to Google Groups

2015-01-28 Thread John Clements
Dear developers, PLT would like to get out of the mailing-list administration game. Accordingly, we’re planning to switch to Google Groups. Rather than starting with our largest list, the Racket Users list, we’ve chosen to begin with the dev list, because … well, you’re probably more tolerant,

Re: [racket-dev] Switching to Google Groups

2015-01-28 Thread Vincent St-Amour
In case anyone would like to use a non-gmail address for sign up, you can sign up from this URL: https://groups.google.com/forum/#!forum/racket-dev/join The regular sign up button wouldn't let me. Vincent At Wed, 28 Jan 2015 16:47:58 -0800, John Clements wrote: Dear developers, PLT