Re: completion handlers?
Re: completion handlers?
- Subject: Re: completion handlers?
- From: Jens Alfke <email@hidden>
- Date: Mon, 7 Sep 2009 14:28:25 -0700
On Sep 7, 2009, at 1:08 PM, Gabriel Zachmann wrote:
It seems to me that Blocks in SL are exactly the same thing as
"Closures" in Smalltalk -- is that correct?
Actually, Smalltalk calls them "blocks" too — that's where Obj-C, and
Ruby, got the name from. (The Obj-C object model has always been very
Smalltalk-inspired.) But yes, they're the same thing. They're also the
same thing as function literals in JavaScript and lambdas in Python.
It's been a very popular concept, going all the way back to 1960s' LISP.
—Jens_______________________________________________
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