Dear Reaserchers,
sorry for desturb you, but i tryed several solution but without results. I
have a data.frame (it's an example to explain)
df - data.frame(x=c(a,b,c),y=c(1,2,3))
df
x y
1 a 1
2 b 2
3 c 3
and i wish to change same paramters in the column x as the following
result
df
x y
Dear Gianni,
The R Help mailing list should bemore suitable for these kinds of question:
http://r.789695.n4.nabble.com/R-help-f789696.html
You may consider reading some R book also, e.g. R In a Nutshell:
http://www.amazon.com/Nutshell-Desktop-Quick-Reference-OReilly/dp/059680170X
or at least the
