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Hello, Is there a reason for the following behaviour? > mean(c("1","2","3")) [1] NA Warning message: In mean.default(c("1", "2", "3")) : l'argument n'est ni num?rique, ni logique : renvoi de NA But: > var(c...
Hi all, Working on some SAS program conversions, I was testing this (3.4.0 Windows, but also 2.10.1 MacOsX): gsub("b?","!","abc",perl=T) which returns [1] "!a!c!" that I didn't understand. Unfortunately, asked for...
Hi all, I have found a strange behaviour with 'list.files' (it can easily be bypassed with the 'pattern' argument but doesn't seem to me very constistent to the 'files.all' one): The problem is that Windows files begining...
Hi all, I am currently studying how to generalize the usage of R in my statistical institute and I encountered a problem that I cannot declare on bugzilla (cannot understand why). Sorry for trying this mailing list but I am...
I would really like the bug fixed. At least this one, because I know people in my institute using this function. I understand your arguments about open source, but I also saw in this mail list a proposal for a...
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