Small correction:

I think "./prog in vs ./prog < in " and "utf8" should be "ok".

(and I thought this was switched to Glasgow-haskell-users@haskell.org)

David Leuschner wrote:
>> Let me try and summarise:
>
> Thanks for the great summary! And thanks to Emacs' table mode here're the
> results displayed as a table:
>
> +--------------------------------+-----+--------+------+-------+-------+
> |                                | now | locale | utf8 | mix-A | mix-B |
> +--------------------------------+-----+--------+------+-------+-------+
> | putStrLn "..."                 |  -  |   ok   |  -   |  ok   |  ok   |
> +--------------------------------+-----+--------+------+-------+-------+
> | ./prog vs ./prog | cat         | ok  |   ok   |  ok  |  -    |  ok   |
> +--------------------------------+-----+--------+------+-------+-------+
> | ./prog in vs ./prog < in       |  -  |   ok   |  -   |  ok   |  -    |
> +--------------------------------+-----+--------+------+-------+-------+
> | ./prog vs ./prog | hexdump -C  | ok  |   ok   |  ok  |  -    |  ok   |
> +--------------------------------+-----+--------+------+-------+-------+
>
>
> The mixtures are good ideas but can give inconsistent and suriprising
> results (especially when debugging encoding issues).  And if our CEO would
> have known that ... putStrLn <his-name> ...  doesn't work he'd have
> probably ruled out Haskell right from the start.  Even "utf8" gives
> surprising results: I'd be very surprised if my Mac-written Haskell
> program outputs junk on Windows or Linux even if the byte sequence is
> exactly the same UTF-8 text.
>
> Personally I think consistency on a single platform is more important than
> trying to achieve cross-platform consistency which involves a lot more
> than just encoding.  If you've reached that point with your program you're
> probably anyway using "advanced functions" to exactly specify what will be
> output.  Following "the principle of least surprise" is also a good idea.
>
> Cheers,
>
>    David
>
>
>
>
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