[R] Reasons to Use R
Frank E Harrell Jr
f.harrell at vanderbilt.edu
Wed Apr 11 02:45:38 CEST 2007
Taylor, Z Todd wrote:
> On Monday, April 09, 2007 3:23 PM, someone named Wilfred wrote:
>> So what's the big deal about S using files instead of memory
>> like R. I don't get the point. Isn't there enough swap space
>> for S? (Who cares anyway: it works, isn't it?) Or are there
>> any problems with S and large datasets? I don't get it. You
>> use them, Greg. So you might discuss that issue.
> S's one-to-one correspondence between S objects and filesystem
> objects is the single remaining reason I haven't completely
> converted over to R. With S I can manage my objects via
> makefiles. Corrections to raw data or changes to analysis
> scripts get applied to all objects in the project (and there
> are often thousands of them) by simply typing 'make'. That
> includes everything right down to the graphics that will go
> in the report.
> How do people live without that?
Personally I'd rather have R's save( ) and load( ).
Frank E Harrell Jr Professor and Chair School of Medicine
Department of Biostatistics Vanderbilt University
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