[erlang-questions] At what point am I "playing compiler"

[Dennis Byrne]

On Mon, May 18, 2009 at 1:16 AM, Roessner, Silvester
<silvester.roessner@REDACTED> wrote:
> Hi Dennis,
>
> expressive() will always be 2 times slower than efficient
> even if the compiler could reason about lists:foldl:
> You use lists:last(List) instead of First = hd(List).

This was an oversight on my part.  Thanks for pointing this out and
thanks for giving me the heads up on hd/0, no pun intended.  The
record was also something I hadn't thought of.

> I personally find efficient() also more expressive than expressive().
> Perhaps you can use a record -record(summary, {min, man, total}) to
> increase the expressiveness.
>
> Silvester
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-- 
Dennis Byrne