> * David Winsemius <qjvafrz...@pbzpnfg.arg> [2011-07-05 13:21:57 -0400]:
> On Jul 5, 2011, at 12:53 PM, Sam Steingold wrote:
>> I am confused by the way the indexing works.
> Actually I suspect you may be confused by how factors work. See below.
probably both :-(
being a lisper, I thought about factors as lisp symbols (and thus
thought that they would be accepted everywhere strings are).
> Have you considered:
>
> ysmd.table[ as.character( ysmd$X.stock[[100]]) ]
>
> It appears that ysmd$X.stock[[100]] is a factor, and if so, you probably
> want the character value that its numeric representation points to.
indeed:
> as.character(ysmd$X.stock[[100]])
[1] "FLO"
however,
> ysmd.table[as.character(ysmd$X.stock[[100]])]
<hash> containing 0 key-value pair(s).
NA : NULL
so, as.character is not the answer.
> ysmd.table[["FLO"]]
X.stock market.cap X52.week.low X52.week.high X3.month.average.daily.volume
100 FLO 2.984e+09 15.3133 22.37 1021580
X50.day.moving.average.price
100 21.3769
> This is, of course, guesswork because you have not disclosed what
> package hash` comes from, so I do not have the benefit of looking at
> its help page.
I just did this:
library(hash);
hash-2.0.1 provided by Open Data.
thanks a lot for your help!
--
Sam Steingold (http://sds.podval.org/) on CentOS release 5.6 (Final) X
11.0.60900031
http://jihadwatch.org http://iris.org.il http://honestreporting.com
http://openvotingconsortium.org http://thereligionofpeace.com
Lisp: Serious empowerment.
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