Dear all,
I have a question about loading the data to barchart plot. I know this could
be a very easy question, but I just can not get my head around.
What I need to do is to create a trellis plots barchart style (horizontal
bar), with levels of one variable (ie. variable “colour” in my examp
Dear all,
I have a task to find the first all zero row of a matrix X ( nothing known
about X). I need to write a function which returns either the row index of
the first all-zero row, or NA if there are no all-zero rows. and I also need
to locate all rows which are non-zero (should be a vector of
2 matches
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