Many thanks Guys! Amarjit ________________________________ From: Prof Brian Ripley <rip...@stats.ox.ac.uk> To: amarjit chandhial <a.chandh...@btinternet.com>; "r-help@r-project.org" <r-help@r-project.org> Sent: Sunday, 27 April 2014, 11:29 Subject: Re: [R] time when packages installed On 27/04/2014 10:50, Duncan Murdoch wrote: > On 27/04/2014, 4:14 AM, amarjit chandhial wrote: >> >> >> Is there a way in R to list the packages I installed by date ? >> >> Or to list the packages I installed in the last n days ? >> > > R doesn't record that itself, but your OS probably does. It must do. So see ?dir and ?file.info. E.g. pkgs <- dir(.libPaths(), full.names = TRUE) finf <- file.info(pkgs) finf[difftime(Sys.time(), finf[,"mtime"], units = "days") <= 2 , 4, drop=FALSE] shows all those up to 2 days old. -- Brian D. Ripley, rip...@stats.ox.ac.uk Professor of Applied Statistics, http://www.stats.ox.ac.uk/~ripley/ University of Oxford, Tel: +44 1865 272861 (self) 1 South Parks Road, +44 1865 272866 (PA) Oxford OX1 3TG, UK Fax: +44 1865 272595 [[alternative HTML version deleted]]
______________________________________________ R-help@r-project.org mailing list 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.
