Hi, That's a very nice idea. Perhaps verbose could be changed from boolean to : 0 (silent by default), 1 (user messages like your suggestions) 2 (for performance tuning and advanced tracing, of the type it currently does) similar to the warn option in R.
Added feature request here : https://r-forge.r-project.org/tracker/index.php?func=detail&aid=1233&group_id=240&atid=978 Matthew "mbacou" <[email protected]> wrote in message news:[email protected]... > > Matt, > > Thanks for the suggestion. [verbose=TRUE] does provide timing for grouping > operations, but I wonder if this could be extended to other fairly > standard > operations with more user-friendly messages -- and maybe using another > argument if verbose is typically used for developers and not for > end-users, > or by calling another function (similar to warnings() behavior). > > For example: > > - on data.table creation > => "DF with xx variables and yy observations indexed on {w, z}" > > - on index creation > => "key created on variables x, y, z with xx unique values" > > - on subsetting > => "xx observations affected" > > - on joining > => "xx observations matched, yy NAs generated" > > > I'm happy to hear about other users' views and suggestions here. > > --Mel. > > > -- > View this message in context: > http://r.789695.n4.nabble.com/Detailed-verbose-after-common-data-operations-tp3077538p3081352.html > Sent from the datatable-help mailing list archive at Nabble.com. _______________________________________________ datatable-help mailing list [email protected] https://lists.r-forge.r-project.org/cgi-bin/mailman/listinfo/datatable-help
