[racket-users] Re: handin: allow !test/exn/msg?

On Wednesday, April 13, 2016 at 4:17:41 PM UTC-4, johnbclements wrote: > Unless I’m misreading docs and source code, there’s currently no handin > utility function that allows checking of the exception message. > > I propose adding !test/exn/msg, that accepts a regexp in addition to its > other

Re: [racket-users] Hello

On Thu, Apr 14, 2016 at 6:43 PM, Matthias Felleisen wrote: > > On Apr 14, 2016, at 9:06 AM, Rusi Mody wrote: > > > > 2. I am interested in creating environments such as python's numpy, ipython > etc. Is it possible/easy to build on (steal!)

[racket-users] Hello

Used PC-Scheme many years ago... and then guile for a bit... Pleasant coming back to scheme! Some questions: 1. I am not able to clearly make out what the different semantics of the different teachpacks are. Would like summaries - for an old schemer (myself) - new people I am coaching 2.

Re: [racket-users] Hello

> On Apr 14, 2016, at 9:06 AM, Rusi Mody wrote: > > Used PC-Scheme many years ago... and then guile for a bit... > Pleasant coming back to scheme! > > Some questions: > > 1. I am not able to clearly make out what the different semantics of the > different teachpacks

[racket-users] just checking: known TR+match issue, right?

One of my students is trying to be clever, and combine multiple structure matches in ‘match': #lang typed/racket (define-type ArithC (U Number plusC multC)) (struct plusC([l : ArithC] [r : ArithC]) #:transparent) (struct multC([l : ArithC] [r : ArithC]) #:transparent) (: num-nums (ArithC ->

Re: [racket-users] just checking: known TR+match issue, right?

Yes, that's accurate. Sam On Thu, Apr 14, 2016, 12:23 PM 'John Clements' via Racket Users < racket-users@googlegroups.com> wrote: > One of my students is trying to be clever, and combine multiple structure > matches in ‘match': > > #lang typed/racket > > (define-type ArithC (U Number plusC