On 7/22/2010 8:42 PM, commits at source.squeak.org wrote:
> Eliot Miranda uploaded a new version of Kernel to project The Trunk:
> http://source.squeak.org/trunk/Kernel-eem.474.mcz
>
> ==================== Summary ====================
>
> Name: Kernel-eem.474
> Author: eem
> Time: 22 July 2010, 1:42:05.4 pm
> UUID: 292f2cc5-ba81-4d03-a64f-4e7cb878d68f
> Ancestors: Kernel-eem.473
>
> BlockClosure>>#once Travis Griggs' neat idiom for interning values of computations.  Use e.g. as in
> 	myResourceMethod
> 		^[time-consuming computation] once
>

What am I missing?

Object compile: 'onceTest
	"Just once please"

	^[Transcript cr; show: ''only once''] once'.
	
#(1 2 3) collect: #onceTest.

Cheers,
   - Andreas