Dear Bert and Sarah, thank you for your suggestions. Yes, I came across "dplyr" that has a few functions already implemented, thanks again !
On Thu, Sep 24, 2015 at 1:17 PM, Bert Gunter <bgunter.4...@gmail.com> wrote: > Also, in addition to what Sarah told you, have you checked on the > Bioconductor site, as this sounds like the sort of thing that they may > well have something for already. > > ... and you've posted here often enough that you shouldn't still be > posting HTML and you should know about toy examples! > > Cheers, > Bert > > Bert Gunter > > "Data is not information. Information is not knowledge. And knowledge > is certainly not wisdom." > -- Clifford Stoll > > > On Thu, Sep 24, 2015 at 12:57 PM, Sarah Goslee <sarah.gos...@gmail.com> > wrote: > > merge() most likely, but: are these really lists in the R sense? > > > > The correct answer depends on what the format actually is; you need to > > use dput() or some other unambiguous way of providing sample data. > > > > Without a reproducible example that includes some sample data provided > > using dput() (fake is fine), the code you used, and some clear idea of > > what output you expect, it's impossible to figure out how to help you. > > Here are some suggestions for creating a good reproducible example: > > > http://stackoverflow.com/questions/5963269/how-to-make-a-great-r-reproducible-example > > > > Sarah > > > > > > On Thu, Sep 24, 2015 at 3:43 PM, Bogdan Tanasa <tan...@gmail.com> wrote: > >> Dear all, > >> > >> please could you advise on a computationally quick way to compare and > merge > >> 2 long lists in R; > >> the lists are of the following type, for example : > >> > >> <> in list 1 : > >> > >> chromosome, coordinateA, coordinateB, value1 > >> chromosome, coordinateC, coordinateC, value2, > >> etc > >> > >> <> in list 2 : > >> > >> chromosome, coordinateX, coordinateY, value6 > >> chromosome, coordinateZ, coordinateT, value8, > >> etc > >> > >> In the unified list, if coordinateA=coordinateX, and > >> coordinateB=coordinateY, then we write : > >> > >> chromosome, coordinateA, coordinateB, value1, coordinateX, coordinateY, > >> value6, > >> > >> otherwise, we write the individual values : > >> > >> chromosome, coordinateA, coordinateB, value1, > >> chromosome, coordinateX, coordinateY, value6, > >> > >> thanks, > >> > >> bogdan > >> > >> [[alternative HTML version deleted]] > >> > > and please don't post in HTML. > > > > -- > > Sarah Goslee > > http://www.functionaldiversity.org > > > > ______________________________________________ > > R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see > > 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. > [[alternative HTML version deleted]] ______________________________________________ R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see 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.
