[R] data.table error

johannes rara johannesraja at gmail.com
Thu Apr 29 21:49:22 CEST 2010


Thanks for the quick response. I tried to install from R-Forge but it
seems that data.table is not currently available?

> install.packages("data.table",repos="http://R-Forge.R-project.org")
Warning: unable to access index for repository
http://R-Forge.R-project.org/bin/macosx/universal/contrib/2.10
Warning message:
In getDependencies(pkgs, dependencies, available, lib) :
  package ‘data.table’ is not available
>

-J

2010/4/29 Tom Short <tshort.rlists at gmail.com>:
> Johannes, please try the latest version on R-forge (1.4). That error
> has been fixed, and it's much faster. We hope to have that to CRAN
> reasonably soon.
>
> To install, use:
>
>  install.packages("data.table",repos="http://R-Forge.R-project.org")
>
> - Tom
>
> Tom Short
>
> On Thu, Apr 29, 2010 at 3:40 PM, johannes rara <johannesraja at gmail.com> wrote:
>> I'm trying to learn data.table package but I get a following annoying
>> error message:
>>
>>> install.packages("data.table")
>> trying URL 'http://www.freestatistics.org/cran/bin/macosx/universal/contrib/2.10/data.table_1.2.tgz'
>> Content type 'application/x-gzip' length 66823 bytes (65 Kb)
>> opened URL
>> ==================================================
>> downloaded 65 Kb
>>
>>
>> The downloaded packages are in
>>        /var/folders/n-/n-wPTanPGa4PpVd0bTgCOU+++TI/-Tmp-//RtmppqPptG/downloaded_packages
>>> library(data.table)
>>> cr <- data.table(cars)
>>> cr[speed == 20]
>>     speed dist
>> [1,]    20   32
>> [2,]    20   48
>> [3,]    20   52
>> [4,]    20   56
>> [5,]    20   64
>> Warning messages:
>> 1: In `[.data.table`(cr, speed == 20) :
>>  This R session is < 2.4.0. Please upgrade to 2.4.0+.
>> 2: In `[.data.table`(cr, speed == 20) :
>>  This R session is < 2.4.0. Please upgrade to 2.4.0+.
>>>
>>
>> I'm using R 2.10.1 (see sessioninfo below), so why this error message
>> keeps popping up?
>>
>>> sessionInfo()
>> R version 2.10.1 (2009-12-14)
>> i386-apple-darwin8.11.1
>>
>> locale:
>> [1] fi_FI.UTF-8/fi_FI.UTF-8/C/C/fi_FI.UTF-8/fi_FI.UTF-8
>>
>> attached base packages:
>> [1] stats     graphics  grDevices utils     datasets  methods   base
>>
>> other attached packages:
>> [1] data.table_1.2 ref_0.97
>>
>> loaded via a namespace (and not attached):
>> [1] tools_2.10.1
>>>
>>
>> -J
>>
>> ______________________________________________
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>> https://stat.ethz.ch/mailman/listinfo/r-help
>> PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
>> and provide commented, minimal, self-contained, reproducible code.
>>
>



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