### [R] lapply not reading arguments from the correct environment

myfun() it works but uses the value defined in the general environment and not the one defined in the function. This is with R 2.5.0 on both OS X and Linux (Fedora Core 6) What did I do wrong? Is this indeed a bug? An intended behavior? Thanks in advance. JiHO --- http

### Re: [R] lapply not reading arguments from the correct environment

On 2007-May-18 , at 17:09 , Thomas Lumley wrote: On Fri, 18 May 2007, jiho wrote: I am facing a problem with lapply which I think''' may be a bug. This is the most basic function in which I can reproduce it: myfun - function() { foo = data.frame(1:10,10:1) foos = list(foo

### Re: [R] lapply not reading arguments from the correct environment

with [, like: x[,-which(names(x)%in%c(name1,name2))] it's just a little less clear. Thanks again. JiHO --- http://jo.irisson.free.fr/ __ R-help@stat.math.ethz.ch mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http

### Re: [R] displaying intensity through opacity on an image (ONE SOLUTION)

/wiki/Vector_Graphics http://en.wikipedia.org/wiki/Raster_graphics Hope that helps. JiHO --- http://jo.irisson.free.fr/ __ R-help@stat.math.ethz.ch mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R

### [R] Comparing multiple distributions

much in advance. JiHO --- http://jo.irisson.free.fr/ __ R-help@stat.math.ethz.ch mailing list 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

### Re: [R] quartz() on MAC OSX

session) try TextMate. It costs $40 but it's the only shareware I ever bought and I don't regret a cent of it. Cheers, JiHO --- http://jo.irisson.free.fr/ NB: when I find a little time, I'll add some content to this blog which details how to get Mac OS X behave a little bit more like Linux

### [R] plot(......,new=T) vs. par(new=T)

that ... arguments are passed to par. What am I missing? JiHO --- http://jo.irisson.free.fr/ __ R-help@stat.math.ethz.ch mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html

### Re: [R] plot(......,new=T) vs. par(new=T)

. Thank you. JiHO --- http://jo.irisson.free.fr/ __ R-help@stat.math.ethz.ch mailing list 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

### Re: [R] Comparing multiple distributions

, at 19:26 , jiho wrote: I am studying the vertical distribution of plankton and want to study its variations relatively to several factors (time of day, species, water column structure etc.). So my data is special in that, at each sampling site (each observation), I don't have *one* number, I

### Re: [R] Comparing multiple distributions

you very much again. -Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of jiho Subject: Re: [R] Comparing multiple distributions Nobody answered my first request. I am sorry if I did not explain my problem clearly. English is not my native language

### Re: [R] Problem with Weighted Variance in Hmisc

] 8.68421 # all weights equal 2 = there are two repeats of each element of a var(c(a,a)) [1] 8.68421 wtd.var(a,b,normwt=T) [1] 9.17 var(a) [1] 9.17 Cheers, JiHO --- http://jo.irisson.free.fr/ __ R-help@stat.math.ethz.ch mailing list https

### Re: [R] Problem with Weighted Variance in Hmisc

at those with 100 samples.}} Cheers, JiHO --- http://jo.irisson.free.fr/ __ R-help@stat.math.ethz.ch mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide

### [R] x,y,z table to matrix with x as rows and y as columns

in advance for your help. JiHO --- http://jo.irisson.free.fr/ __ R-help@stat.math.ethz.ch mailing list 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

### [R] apply, lapply and data.frame in R 2.5

object in R and applying a function to each of its columns/variables appears to me as something one would want to do quite often. Thank you in advance. JiHO --- http://jo.irisson.free.fr/ __ R-help@stat.math.ethz.ch mailing list https://stat.ethz.ch

### Re: [R] apply, lapply and data.frame in R 2.5

On 2007-July-30 , at 12:20 , Prof Brian Ripley wrote: On Mon, 30 Jul 2007, jiho wrote: A recent (in 2.5 I suspect) change in R is giving me trouble. I want to apply a function (tolower) to all the columns of a data.frame and get a data.frame in return. Currently, on a data.frame, both apply

### [R] superposing lattice plots

as the coordinates vectors other than by unrolling the matrix in a data.frame: x y mat 1 1 0.125 1 2 0.1367 1 3 0.2345 and using mat ~ x*y ? Thank you in advance. Sincerely, JiHO --- http://jo.irisson.free.fr

### [R] Variance explained by cluster analysis

that I could compute? More generally, am I totally wrong in comparing these two methods? Are there some references particularly appropriate to this? (NB: I am already hunting down the Kaufman, L. and Rousseeuw book) Thank you in advance for your help. JiHO --- http://jo.irisson.free.fr

### Re: [R] Excel

;). JiHO --- http://jo.irisson.free.fr/ __ R-help@stat.math.ethz.ch mailing list 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

### Re: [R] Problem of vocabulary : retrieve element of a list of a list

in the long term. An introduction in english: http://cran.r-project.org/doc/manuals/R-intro.pdf A nice one in French http://www.cran.r-project.org/doc/contrib/Paradis-rdebuts_fr.pdf Cheers, JiHO --- http://jo.irisson.free.fr/ __ R-help