thanks! this was very helpful-- ultimately changed the name although it was a little confusing to do so...
On Wed, Feb 15, 2012 at 6:12 PM, David Winsemius <dwinsem...@comcast.net>wrote: > > On Feb 15, 2012, at 5:30 PM, Yihui Xie wrote: > > Man, the original reply told you to use backticks `` rather than >> double quotes "". They are very different in R; see ?Quotes >> >> And GSE19829-GPL570_eset is really a bad name. I recommend you to rename >> it. >> >> Regards, >> Yihui >> -- >> Yihui Xie <xieyi...@gmail.com> >> Phone: 515-294-2465 Web: http://yihui.name >> Department of Statistics, Iowa State University >> 2215 Snedecor Hall, Ames, IA >> >> >> >> On Wed, Feb 15, 2012 at 4:09 PM, Ben Ganzfried <ben.ganzfr...@gmail.com> >> wrote: >> >>> Hi Martin, >>> >>> Thanks! You were right. Quotes seemed to work, except I kept running >>> into >>> a problem on the following line: >>> >>> time <- "GSE19829-GPL570_eset$days_to_**death" / 365 >>> >> > If you use Yihui's advice, you should only back-tick around the dataframe > name and not around the column name. > > > > >>> The error is that R atomic vector operator invalid. >>> >> > Because you are trying to divide a character value by a number. > > -- > David. > > It's actually much >>> easier if I could use quotes rather than re-name-- so is there any way to >>> put quotes around the columns in "GSE19829-GPL570_eset" such that it does >>> what i want it to? >>> >>> In the above "time" example, I just want to take the values in the column >>> and divide by 365, but the quotes are messing it up. Any clarification >>> would be really greatly appreciated! >>> >>> Thanks! >>> >>> Ben >>> >>> >>> >>> On Wed, Feb 15, 2012 at 4:20 PM, Martin Morgan <mtmor...@fhcrc.org> >>> wrote: >>> >>> On 02/15/2012 12:18 PM, Ben Ganzfried wrote: >>>> >>>> Hey, >>>>> >>>>> I keep getting the following warning: >>>>> >>>>> data(GSE19829-GPL570_eset) >>>>> >>>>>> >>>>>> Warning in data(GSE19829 - GPL570_eset) : >>>>> data set GSE19829 - GPL570_eset not found >>>>> >>>>> ## maybe str(GSE19829-GPL570_eset) ; plot(GSE19829-GPL570_eset) ... >>>>>> >>>>>> >>>>> Hi Ben -- >>>> >>>> '-' is being parsed as a minus sign; you could (I think) quote it >>>> >>>> `GSE19829-GPL570_eset` >>>> >>>> or better come up with a legal name. >>>> >>>> Martin >>>> >>>> >>>> if(require(affy)){ >>>>>> >>>>>> + summary(GSE19829-GPL570_eset$****vital_status) >>>>> + } >>>>> Error in summary(GSE19829 - GPL570_eset$vital_status) : >>>>> object 'GSE19829' not found >>>>> Execution halted >>>>> >>>>> This error does not happen on other of my other .Rd files. None of the >>>>> other .Rd files have a "-" character in their title. for example, the >>>>> other files have the following: >>>>> >>>>> data(GSE1234) >>>>>> >>>>>> OR >>>>> >>>>> data(GSE5678) >>>>>> >>>>>> >>>>> I think the issue is the "-" character, but I'm not sure. Does anyone >>>>> know >>>>> if this is the case? And if so, how do I fix it? If not, any other >>>>> suggestions? >>>>> >>>>> Much thanks! >>>>> >>>>> Ben >>>>> tained, reproducible code. >>>>> >>>> > David Winsemius, MD > West Hartford, CT > > [[alternative HTML version deleted]]
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