Re: [R] .Rdata files -- fortune?

2015-03-12 Thread Jan Kim
On Wed, Mar 11, 2015 at 09:00:15AM -0400, Prof J C Nash (U30A) wrote: > Well put. I avoid them too, and go so far as to seek and destroy so they > don't get loaded unnoticed and cause unwanted consequences. > > ".RData files (the ones with nothing before the period) are just traps > for your futur

Re: [R] .Rdata files -- fortune?

2015-03-12 Thread Jan Kim
Dear Petr, dear All, On Thu, Mar 12, 2015 at 06:38:40AM +, PIKAL Petr wrote: > Hi > > > -Original Message- > > From: R-help [mailto:r-help-boun...@r-project.org] On Behalf Of Jan Kim > > Sent: Wednesday, March 11, 2015 4:44 PM > > To: r-help@r-project.o

Re: [R] How to reach the column names in a huge .RData file without loading it

2016-03-19 Thread Jan Kim
Barry: that's an interesting hack. I do feel compelled to make two comments, though, regarding the general issue rather than the scraping idea: (1) If your situation is that that image (.RData file) is the only copy of the data, you'll need to rescue the data from that as soon as possible anyway.

Re: [R] regular expression strikes again

2013-07-09 Thread Jan Kim
On Tue, Jul 09, 2013 at 09:45:55AM +, PIKAL Petr wrote: > Dear experts in regexpr. > > I have this > > dput(test[500:510]) > c("pH 9,36 2", "pH 9,36 3", "pH 9,66 1", "pH 9,66 2", "pH 9,66 3", > "pH 10,04 1", "pH 10,04 2", "pH 10,04 3", "RGLP 144006 pH 6,13 1", > "RGLP 144006 pH 6,13 2", "RG

[R] Saved Session Pitfalls (was: ask help!)

2013-07-25 Thread Jan Kim
On Thu, Jul 25, 2013 at 08:01:50PM +1000, Jim Lemon wrote: > On 07/25/2013 07:44 PM, mei_yuan wrote: > >Hi, > > > >In the R console, I have the following: > > > >>runif(10) > >Error in runif(10) : > > '.Random.seed' is not an integer vector but of type 'list' > >> > > > > > >Can someone advise me

Re: [R] For loop output

2013-08-08 Thread Jan Kim
On Thu, Aug 08, 2013 at 04:05:57PM +0100, Jenny Williams wrote: > I am having difficulty storing the output of a for loop I have generated. All > I want to do is find all the files that I have, create a string with all of > the names in quotes and separated by commas. This is proving more difficu

Re: [R] For loop output

2013-08-08 Thread Jan Kim
On Thu, Aug 08, 2013 at 11:38:33AM -0500, Charles Determan Jr wrote: > Hi Jenny, > > Firstly, to my knowledge you cannot assign the output of cat to an object > (i.e. it only prints it). > Second, you can just add the 'collapse' option of the paste function. > > individual.proj.quote <- paste(ind

Re: [R] For loop output

2013-08-09 Thread Jan Kim
On Fri, Aug 09, 2013 at 12:33:44PM +0100, Jenny Williams wrote: > To update on the use of this little string, I am trying to use it to automate > files to be loaded into a raster stack. > I think the issue I have with the string is related to the backslashes. I > need to just read the pure text s

Re: [R] Use R to plot a directory tree

2013-10-24 Thread Jan Kim
perhaps as a somewhat tamer guess than Bert's, it's probably not very hard to write a function that pieces together a dendrogram (S3 class provided by the stats package), using the list.dirs and list.files functions. This could then be plotted via the plot function, and you could even designate at

Re: [R] purpose of the set.seed(function)

2013-12-03 Thread Jan Kim
On Tue, Dec 03, 2013 at 02:42:42PM +0300, Charles Thuo wrote: > what is the purpose of the subject function please see rule #6 of "Ten Simple Rules for Reproducible Computational Research" [Sandve et.al., PLoS Comput Biol 9(10): e1003285 doi:10.1371/journal.pcbi.1003285] Can't resist this opportu