there are many R packages, yesterday, 2031 but today 2033 packages. how can I kown which package is added, or updated? -- View this message in context: http://www.nabble.com/how-can-I-kown-which-package-is-added%2C-or-updated--tp26037150p26037150.html Sent from the R help mailing list archive at Nabble.com.