On Tue, Jun 23, 2015 at 4:17 PM, Ghadi Shayban <gshay...@gmail.com> wrote:

>
> Tangentially:
> (remove even?)
> Will be faster than
> (remove (fn [i] (even? i)))
> because in the first case the dereference of the var 'even?' happens only
> once and the value inside the var will be passed to `remove` at the
> outset.  In the second example the var dereference happens for every single
> item (though it's very cheap).  The second example is equivalent to writing 
> (remove
> #'even?)
>

I can't seem to observe a difference between the two cases.

-- 
Ben Wolfson
"Human kind has used its intelligence to vary the flavour of drinks, which
may be sweet, aromatic, fermented or spirit-based. ... Family and social
life also offer numerous other occasions to consume drinks for pleasure."
[Larousse, "Drink" entry]

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