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Full_Name: Liqun Xing Version: 2.6.2 OS: Solaris 9 Submission from: (NULL) (76.182.91.82) When first time launch X11(), it was fine. However, when closed the X11 windon by clicking the close button, or closed it off by command Dev.off() and launched the X11() again, got segfault, and asking for exiting R and other options.

I can fit a line to a set of given points, e.g., > sm.fit <- smooth.spline(1:4,1:4) > lm.fit <- lm(y~x, data=list(x=1:4,y=1:4)) Now I have two objects representing the straight line y(x)=x, of class "smooth.spline" and "lm", respectively. And as could be expected in object orientation, both have a method "predict", which I could use for interpolating

...pany > > > > = > > "Christi = > > an = > > Brechb=FCh = > To > ler" liqun.xing at basf.com = > > <brechbu = > cc > ehler at gm R-bugs at biostat.ku....

In help(gc) I read, "...the primary purpose of calling 'gc' is for the report on memory usage". What memory usage does gc() report? And more importantly, which memory uses does it NOT report? Because I see one answer from gc(): used (Mb) gc trigger (Mb) max used (Mb) Ncells 14875922 794.5 21754962 1161.9 17854776 953.6 Vcells 59905567 457.1 84428913 644.2

Today, I was looking for an elegant (and efficient) way to get a named (atomic) vector by selecting one column of a data frame. Of course, the vector names must be the rownames of the data frame. Ok, here is the quiz, I know one quite "cute"/"slick" answer, but was wondering if there are obvious better ones, and also if this should not become more idiomatic (hence