[racket] contracts on liberal function inputs: avoiding duplicate effort

From: Alexander D. Knauth (alexander at knauth.org)
Date: Sun Feb 16 19:44:37 EST 2014

On Feb 16, 2014, at 2:51 PM, Laurent wrote:
> so that they can be deactivated to run the code in faster/less-error- 
> friendly mode if needed

Is there a way to disable contract checks like this? (a parameter  
maybe)  Or do you have to make your own parameter and make your  
contracts to use that or something?

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