Ken,
History is saved at the end of your session.
During a session, the new commands should show up at the bottom of the history
pane.
Regards,
Rob
On Jan 12, 2011, at 1:41 PM, ken.willi...@thomsonreuters.com wrote:
> savehistory() history doesn't seem to be doing anything on my platform.
> Here's an example:
>
> =======================================
> [R.app GUI 1.35 (5665) i386-apple-darwin9.8.0]
>
> [History restored from /Users/u0048513/.Rapp.history]
>> tail(readLines(file("~/.Rapp.history")))
> [1] "?Matrix" "15*275/1024"
> "log10(2^32/4)"
> [4] "log2(10^6)" "library(ff)#"
> "ffload(\"ff/a\", rootpath=\"/tmp\")"
>
>> 5+5
> [1] 10
>
>> savehistory('~/.Rapp.history')
>
>> tail(readLines(file("~/.Rapp.history")))
> [1] "?Matrix" "15*275/1024"
> "log10(2^32/4)"
> [4] "log2(10^6)" "library(ff)#"
> "ffload(\"ff/a\", rootpath=\"/tmp\")"
>
>> sessionInfo()
> R version 2.12.1 (2010-12-16)
> Platform: i386-apple-darwin9.8.0/i386 (32-bit)
>
> locale:
> [1] en_US.UTF-8/en_US.UTF-8/C/C/en_US.UTF-8/en_US.UTF-8
>
> attached base packages:
> [1] stats graphics grDevices utils datasets methods base
>
>> file.info('~/.Rapp.history')
> size isdir mode mtime ctime
> atime uid gid uname grname
> ~/.Rapp.history 17357 FALSE 644 2011-01-12 15:36:20 2011-01-12 15:36:20
> 2011-01-12 15:36:25 502 502 u0048513 u0048513
> =======================================
>
> As the last line shows, there shouldn't be a permissions problem. One
> suspicious thing is that there are exactly 512 lines in the file – but in the
> R.app preference pane I have the max number of history items set to 1000, so
> perhaps that's a red herring.
>
> Any thoughts?
>
> --
> Ken Williams
> Senior Research Scientist
>
> Thomson Reuters
>
> Phone: 651-848-7712
> ken.willi...@thomsonreuters.com
> http://thomsonreuters.com
>
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