On Sunday, 22 November 2015 18:36:26 UTC-5, Champignac  wrote:
> On Sunday, 22 November 2015 18:16:23 UTC-5, Robby Findler  wrote:
> > Possibly you were printing something out? If you have expressions that
> > produce non-void results at the top of a "#lang racket" program, they
> > will print out, which can trigger creation of the console window.
> > 
> > Robby
> 
> You got it right!
> 
> I was writing few controls like this:
>   (new menu-item% ...
> 
> which output (object:menu-item% ...) that triggers the console.
> 
> Writing this instead:
>   (define menu-a (new menu-item% ...
> 
> cures the problem even if 'menu-a' is never used.
> 
> Thanks!

UPDATE:

In the end, I found out I could simply write:

(void (new menu-item% ...




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