Hi r-help-boun...@r-project.org napsal dne 28.06.2011 02:45:01:
> > Right. You forgot the comma! If you want to resolve this rather cryptic advice see ?"[" Regards Petr > > -- > David. > > On Jun 27, 2011, at 7:10 PM, Nanami wrote: > > > it's a table; I read it from a file; I've tried to make it look > > prettier: > > > >> head(intra) > > chr miRNA start end strand ACC > > hsa_ID region region_start region_end > > chr1 miRNA 1102484 1102578 + ACC="MI0000342"; ID="hsa- > > mir-200b"; > > exon 1102484 1102578 > > chr1 miRNA 1103243 1103332 + ACC="MI0000737"; ID="hsa- > > mir-200a"; > > exon 1103243 1103332 > > chr1 miRNA 1104385 1104467 + ACC="MI0001641"; ID="hsa- > > mir-429"; > > exon 1104385 1104467 > > chr1 miRNA 3044539 3044599 + ACC="MI0015861"; ID="hsa- > > mir-4251"; > > exon 3044539 3044599 > > chr1 miRNA 3477260 3477354 - ACC="MI0003556"; ID="hsa- > > mir-551a"; > > exon 3477260 3477354 > > chr1 miRNA 6489894 6489956 - ACC="MI0015864"; ID="hsa- > > mir-4252"; > > exon 6489894 6489956 > > > > > > When I changed && with & I got this error: > > > >> new <- intra[(intra$start != intra$region_start )&(intra$end != > >> intra$region_end)] > > Error in `[.data.frame`(intra, (intra$start != intra$region_start) & > > (intra$end != : > > undefined columns selected > > > > What I would like to do is to create a new table that only contains > > the rows > > for which column start and region_start are not the same. > > > > > > > > -- > > View this message in context: http://r.789695.n4.nabble.com/create-a- > new-data-frame-after-comparing-two-columns-of-the-previous-data-frame- > tp3628981p3629092.html > > Sent from the R help mailing list archive at Nabble.com. > > > > ______________________________________________ > > R-help@r-project.org mailing list > > https://stat.ethz.ch/mailman/listinfo/r-help > > PLEASE do read the posting guide http://www.R-project.org/posting-guide.html > > and provide commented, minimal, self-contained, reproducible code. > > David Winsemius, MD > West Hartford, CT > > ______________________________________________ > R-help@r-project.org mailing list > https://stat.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide http://www.R-project.org/posting-guide.html > and provide commented, minimal, self-contained, reproducible code. ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.
