Thanks for the link, John. However, there is a hyphen missing. It should be:
http://www.dummies.com/how-to/content/how-to-read-errors-and-warnings-in-r.html Appropriately, with the correct URL we find the too often forgotten pearl of wisdom: "Chances are, you just typed something wrong there." I think I need this on my coffee cup. Cheers, Loris John Kane <jrkrid...@inbox.com> writes: > http://www.dummies.com/how-to/content/how-to-read-errors > and-warnings-in-r.html > If something goes wrong with your code, R tells you. We have to admit > it: These error messages can range from mildly confusing to completely > incomprehensible if you’re not used to them. > > > fortune(350) regarding the on-line help is also inspiring > > You need to get the hang of reading the online help. The information > required is actually therein ?dotchart --- it's just tersely and > obscurely expressed. A certain degree of optimism is required. You > need to ***believe*** that the information is there; then ask yourself > "What could they possibly mean by what they have written that would > tell me what I need to know?". > -- Rolf Turner (on reading the help pages) > R-help (June 2013) > > > John Kane > Kingston ON Canada > > >> -----Original Message----- >> From: loris.benn...@fu-berlin.de >> Sent: Mon, 8 Aug 2016 12:07:43 +0200 >> To: r-h...@stat.math.ethz.ch >> Subject: Re: [R] No "number of days" format for 'difftime'? >> >> Hi, >> >> I was probably misled by the, to my mind, esoteric error message into >> thinking the error was more subtle. Something like "unmatched quotes" >> might have helped me recognise that I was just being dopey. >> >> Thanks to John and Rui. >> >> Loris >> >> <ruipbarra...@sapo.pt> writes: >> >>> Hello, >>> >>> You're missing a double quotes. Right after format= >>> >>> Hope this helps, >>> >>> Rui Barradas >>> >>> >>> Citando Loris Bennett <loris.benn...@fu-berlin.de>: >>> >>>> Hi, >>>> >>>> When I try >>>> >>>> d <- as.difftime("6-08:18:33",format=%d-%H:%M:%S") >>>> >>>> I get: >>>> >>>> Error: unexpected SPECIAL in "as.difftime("6-08:18:33",format=%d-%" >>>> >>>> Am I correct in thinking that it is not possible to do something like >>>> this, because there is no character string for the format which >>>> corresponds to "number of days"? >>>> >>>> I could misuse "%j" for "day of the year as a decimal number", but >>>> ultimately the "difftime" object is still a data, rather than a length >>>> of time and I should be looking at a package like 'lubridate' instead. >>>> Is that the case? >>>> >>>> Cheers, >>>> >>>> Loris >>>> >>>> -- >>>> Dr. Loris Bennett (Mr.) >>>> ZEDAT, Freie Universität Berlin Email >>>> loris.benn...@fu-berlin.de >>>> >>>> ______________________________________________ >>>> 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.htmland 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. >> >> -- >> Dr. Loris Bennett (Mr.) >> ZEDAT, Freie Universität Berlin Email loris.benn...@fu-berlin.de >> >> ______________________________________________ >> 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. > > ____________________________________________________________ > FREE 3D MARINE AQUARIUM SCREENSAVER - Watch dolphins, sharks & orcas on your > desktop! > > ______________________________________________ > 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. -- Dr. Loris Bennett (Mr.) ZEDAT, Freie Universität Berlin Email loris.benn...@fu-berlin.de ______________________________________________ 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.