This isn't an R question, but a linux question. Open a new terminal window: The directions you are following tell you how to do that for the Ubuntu linux being used, right at the beginning:
Open up a terminal (Applications->Accessories->Terminal from the the toolbar) As for your command, the $ is a prompt. You don't type that. Start with ls What should you do now? Read a little bit about using linux command line tools Sarah On Fri, Dec 30, 2016 at 12:57 PM, Elham - via R-help <r-help@r-project.org> wrote: > hi all, I am following > http://bioinformatics.knowledgeblog.org/2011/06/20/analysing-microarray-data-in-bioconductor/ > I need to download phenotypic data in the form of text file that describe > chip names, and the source of the biological samples as well as probe that > hybridised to them. I can not understand the mean of "Open a new terminal > window and type". > i am using command.$ ls data/*.CEL > data/phenodata.txt in R > > this returns an error > > > $ ls data/*.CEL > data/phenodata.txt Error: unexpected '$' in "$" > what should I do now? ______________________________________________ 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.
