On Fri, Jan 22, 2010 at 6:29 AM, Ian Clark <[email protected]> wrote:
> Another thing I'd really like in J (and rookies shouldn't be allowed
> to ask such things) is something like the C++ "const". A way of
> locking down the name of a quantity so that it can't be changed during
> "the run", whatever that is -- at least not without raising an error.

I believe you can do this by mapping a read-only file.

-- 
Raul
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