Re: [Haskell-cafe] Re: Problems with strictness analysis?

Achim Schneider schrieb:

Henning Thielemann wrote:

...

There was http://www.haskell.org/haskellwiki/Things_to_avoid

which has been renamed to the more friendly "Haskell programming tips"

I was rather thinking of a list of performance pitfalls and laziness tarpits, starting with the all-famous

avg xs = sum xs + length xs

(/) instead of (+) ? In the old hawiki there was an article about that particular example ...