Displaying 3 results from an estimated 3 matches for "want2".
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2003 Aug 11
4
subscripts in lists
I am tying myself in knots over subscripts when applied to lists
I have a list along the lines of:
lis<-list(c("a","b","next","want1","c"),c("d", "next", "want2", "a"))
>From which I want to extract the values following "next" in each
member of the list, i.e. something along the lines of answer<-c(
"want1", "want2"). Is this possible without using loops? The elements
of lis are of different lengths and...
2009 Feb 18
2
Counting/processing a character vector
Dear List,
I have a data set stored in the following format:
> head(dat, n = 10)
id sppcode abundance
1 10307 10000000 1
2 10307 16220602 2
3 10307 20000000 5
4 10307 20110000 2
5 10307 24000000 1
6 10307 40210000 83
7 10307 40210102 45
8 10307 45140000 1
9 10307 45630000 1
10 10307 45630600 41
>
2007 Feb 23
6
TRUE/FALSE as numeric values
Hello,
I want to select in a column of a dataframe all numbers smaller than a
value x
but when I type in test<-(RSF_EU$AREA<=x) I receiv as answer:
> test
[1] TRUE FALSE FALSE TRUE TRUE TRUE FALSE FALSE TRUE TRUE TRUE
FALSE TRUE TRUE TRUE TRUE TRUE
[18] TRUE TRUE TRUE TRUE FALSE FALSE TRUE TRUE TRUE TRUE TRUE
TRUE TRUE FALSE TRUE TRUE TRUE
[35] FALSE TRUE