[racket-users] How to disallow certain characters in identifiers?

2018-12-09 Thread default . kramer
I am trying to make a language based on Racket in which a.b would not be allowed as an identifier, rather it would expand to something like (b a). Seems like a job for read-cdot, right? Well I quickly learned it's not that simple. With read-cdot on (define a.b 3) is not an error, rather it becom

Re: [racket-users] GUI in Racket

2018-12-09 Thread George Neuner
On 12/9/2018 7:40 AM, Hendrik Boom wrote: On Thu, Oct 11, 2018 at 09:06:57PM -0400, George Neuner wrote: > > Closing the main window normally causes the program to exit ... likely the > source of your problem. Is this specific to Windows? X on Linux allows one to write a program that star

Re: [racket-users] GUI in Racket

2018-12-09 Thread Hendrik Boom
On Thu, Oct 11, 2018 at 09:06:57PM -0400, George Neuner wrote: > > On 10/11/2018 8:09 PM, Jeyron A.C wrote: > > Hello. Receive a greeting from me. > > > > To tell the truth I need someone who knows in general how to work the > > interface in rackert, in my case what I would like to explain to me