Re: [R] efficiently replacing values in a matrix

From: Rolf Turner <r.turner_at_auckland.ac.nz>
Date: Thu, 17 Apr 2008 09:39:05 +1200

On 17/04/2008, at 9:33 AM, Charles C. Berry wrote:

        <snip>

> I'll lay odds that Matthew's 'matrix' is actually a data.frame, and
> I'll not be surprised if the columns are factors.

        <snip>

I suspect that you're right.

***Why*** can't people distinguish between data frames and matrices? If they were the same <expletive deleted> thing, there wouldn't be two different terms for them, would there?

        cheers,

                Rolf Turner

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