search for: splitvals

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2011 Mar 10
2
Selecting ranges of dates from a dataframe
Hello list! I have a data.frame which looks like this: > serv datum op.read op.write read write 1 2011-01-29 10:00:00 0 0 0 0 2 2011-01-29 10:00:01 0 0 0 0 3 2011-01-29 10:00:02 0 0 0 0 4 2011-01-29 10:00:03 0 4 0 647168 5 2011-01-29 10:00:04 0 0 0 0 6 2011-01-29