[racket] ":" preferred to "define:"?

From: Neil Van Dyke (neil at neilvandyke.org)
Date: Wed Dec 22 12:36:48 EST 2010

Why is ":" preferred to "define:", when usually you're just going to 
follow the ":" form with a "define" form?

The Typed Racket Reference says:

> In most cases, use of ":" is preferred to use of "define:".


Posted on the users mailing list.