From: Tom Cloyd <tomcloyd@...>
Date: 2009-03-04T09:19:39+09:00
Subject: Re: fixnum problem plz help

Pascal J. Bourguignon wrote:
> Guy Dols <guy_dols@hotmail.com> writes:
>
>   
>> hy
>>
>> i am new to ruby i am trieng to get some skils but i have a problem when
>> i use a fixnum :
>>
>> years = ask("")
>> days = years * 365
>> puts days
>>
>>
>> my answer is
>> 222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222
>>
>> but i should be 730
>>     
>
>
> I think you are lying. Twice.
>
> First, the answer is probably not what you're telling but rather:
>
> 22222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222
>
> Then it should NOT be 730, but what you get.
>
> This is because for all we know, ask("") is returning "2" and 365
> times "2" is a string containing 365 2s.  At least in such a inferior
> language as Ruby.
>
>
>
> In more strongly typed programming languages such as Common Lisp,
> you'd get an error:
>
> C/USER[929]> (* "2" 365)
>
> *** - *: "2" is not a number
>
>
>
>   
>> i have an screenshot  as an attachment plz help me
>>     
>
> Good for you!
>
>
>   
And for the benefits, such as they are, of strong typing, we get to a 
whole other level of detail to attend to. No thanks. Did that for a time 
with Pascal. I prefer the mindless grace of waterfowl.

t.

-- 

~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Tom Cloyd, MS MA, LMHC - Private practice Psychotherapist
Bellingham, Washington, U.S.A: (360) 920-1226
<< tc@tomcloyd.com >> (email)
<< TomCloyd.com >> (website) 
<< sleightmind.wordpress.com >> (mental health weblog)
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~