Wacek Kusnierczyk wrote and forgot to add references: > > it doesn't seem to be the usual way of explaining the matters. the bash > reference manual [1, sec. 3.6.1] (see also man bash) says: >
[1] http://www.gnu.org/software/bash/manual/bashref.html > > in peters' expert shell scripting [2, ch. 9, p. 60] it is stated: > [2] Ron Peters, Expert Shell Scripting, Apress 2009 vQ ______________________________________________ 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.
