search for: tp4645917

Displaying 1 result from an estimated 1 matches for "tp4645917".

2012 Oct 11
4
Changing NA to 0 in selected columns of a dataframe
...ly logical matrix subscripts are allowed in replacement I only want to change NA in columns B and C. When I run this I get this error. Why can't I designate rows using is.na()? -- View this message in context: http://r.789695.n4.nabble.com/Changing-NA-to-0-in-selected-columns-of-a-dataframe-tp4645917.html Sent from the R help mailing list archive at Nabble.com.