Re: [Rd] Subsetting a data frame vs. subsetting the columns

From: Joshua Wiley <>
Date: Wed, 28 Dec 2011 09:24:23 -0800

On Wed, Dec 28, 2011 at 8:14 AM, Simon Urbanek <> wrote:
> Hadley,
> there was a whole discussion about subsetting and subassigning data frames (and general efficiency issues) some time ago (I can't find it in a hurry but others might)

Yep, a rather lengthy discussion at that IIRC, there was also some off list stuff about what it would take to push to C, which I may have in my inbox if anyone wants.



Joshua Wiley
Ph.D. Student, Health Psychology
Programmer Analyst II, Statistical Consulting Group
University of California, Los Angeles

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