| To: | <s-news@lists.biostat.wustl.edu> |
|---|---|
| Subject: | data frame row calculations |
| From: | "Khan, Sohail" <khan@cshl.edu> |
| Date: | Thu, 30 Nov 2006 14:59:19 -0500 |
| Thread-index: | AccUugW+ttW6BFDDSxy5X5JK9ltsdA== |
| Thread-topic: | data frame row calculations |
Dear list, I have a large data frame as follows: Ids start end A 1250 1500 B 4500 7540 C 9875 1254 I would to select the rows where the difference between the "end" and "start" is between 100-2000 Thanks . Sohail Khan Scientific Programmer COLD SPRING HARBOR LABORATORY Genome Research Center 500 Sunnyside Boulevard Woodbury, NY 11797 (516)422-4076 |
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