no sign() function ?
ajaksu at gmail.com
Wed Dec 24 16:57:40 CET 2008
On Dec 24, 5:59 am, pdora... at pas-de-pub-merci.mac.com (Pierre-Alain
> For me sign_0 is the simplest one to understood.
> So in the domain of my little arcade game, this is what i'll use.
> I don't need the accuraccy of sign_1, because in the application i just
> need to know if the target is right or left or if the speed direction is
> right or left.
If there is a chance of getting bogus input to sign_0 (like a list,
None or other non-numeric types) it might be worth to add a quick
x + 0
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