similar to: trouble with Rmpi and a new version of R on Windows.

Dear R People: I'm running Rmpi on a single machine and I have the following statement from the command line: mpirun -np 3 ./R --no-save < eek1.in >stuff4.out The stuff4.out file only contains the third result. Is there a way to fix this such that it shows all 3 sets, please Thanks in advance, Erin -- Erin Hodgess Associate Professor Department of Computer and Mathematical

Dear R People: I'm trying to install Rmpi (latest version) on Ubuntu. However, I'm getting the following error: erin at erin-Y480:~$ R R version 2.15.1 (2012-06-22) -- "Roasted Marshmallows" Copyright (C) 2012 The R Foundation for Statistical Computing ISBN 3-900051-07-0 Platform: x86_64-pc-linux-gnu (64-bit) R is free software and comes with ABSOLUTELY NO WARRANTY. You are

Dear R People: I am having some trouble with the snow package. It requires MPICH2 and Rmpi. Rmpi is fine. However, I downloaded the MPICH2 package, and installed. There is no mpicc, mpirun, etc. Does anyone have any suggestions, please? Thanks in advance! Sincerely, Erin Hodgess Associate Professor Department of Computer and Mathematical Sciences University of Houston - Downtown mailto:

Dear R People: I'm having some trouble with mpiexec and Rmpi. I would like to be able to pass in the number of "children" via the mpiexec command (from the command line). this is in SUSE10.1, with R-2.7.1 Here are my files: cat eb.R library(Rmpi) mpi.remote.exec(paste("i am",mpi.comm.rank(),"of",mpi.comm.size())) mpi.quit() hodgesse at

Everything is ok on Firefox, IE, and iPad. Thanks, Erin On Tue, Jan 8, 2013 at 7:58 PM, Erin Hodgess <erinm.hodgess at gmail.com> wrote: > Dear R People: > > Has anyone used R2HTML in web files that were on the Blackboard LMS, please? > > I'm starting to do these but wanted to know if there were any > potential pitfalls. > > Thanks, > Erin > > > --

Thank you! On Thu, Aug 17, 2017 at 4:55 PM, Bert Gunter <bgunter.4567 at gmail.com> wrote: > r-package-devel is probably a better place to post this, especially if > you do not get a satisfactory reply here. This list is about R > programming, as you presumably know; your query is not. > > Cheers, > Bert > > > Bert Gunter > > "The trouble with having

Hi all! I have a quad core computer and I'd like to run some Rmpi code. However, I would like to be able to demonstrate that all 4 cores are running. Is there a way to do that, please? Also, would it be better to run snow for such a demo, please? thanks, Erin -- Erin Hodgess Associate Professor Department of Computer and Mathematical Sciences University of Houston - Downtown mailto:

Dear R People: I am trying to put Rmpi with R-2.6.0 on an Ubuntu operating system. When I do the installation, all is well. But when I go into R and fire up the library, this is what I get: > library(Rmpi) Error in dyn.load(file, ...) : unable to load shared library '/home/cms/Desktop/R-2.6.0/library/Rmpi/libs/Rmpi.so': /home/cms/Desktop/R-2.6.0/library/Rmpi/libs/Rmpi.so:

Dear R People: I'm trying to install R-2.12.0 from source on a Netbook with Windows XP. I have installed the Rtools.exe (version 2.12) However, when I enter "tar xvfz R-2.12.0.tar.gz" I keep getting the message "cannot change owneship to uid 501, gid 20 invalid argument" Has anyone else run across this, please? Thanks, Sincerely, Erin -- Erin Hodgess Associate

Here is my solution: tapply(zzz$DEATH1,zzz$GENDER,sum, na.rm=TRUE) Dear R People: Here is a little section of a data frame: > zzz[1:10,] DATE GENDER AGE Co DEATH1 3945 2009-04-16 M 24 Botulinic 23 3851 2009-04-16 M 35 Constitutional 23 8495 2009-04-16 F 49 Constitutional 27 10967 2009-04-16 F 47 Constitutional

r-package-devel is probably a better place to post this, especially if you do not get a satisfactory reply here. This list is about R programming, as you presumably know; your query is not. Cheers, Bert Bert Gunter "The trouble with having an open mind is that people keep coming along and sticking things into it." -- Opus (aka Berkeley Breathed in his "Bloom County" comic

Dear R People: I'm having trouble installing Rmpi on a debian machine. Here is my output: bccd at node000:~$ /bccd/home/bccd bccd at node000:~$ bccd at node000:~$ export RMPI_TYPE=OPENMPI bccd at node000:~$ R CMD INSTALL Rmpi_0.5-9.tar.gz * installing to library '/bccd/home/bccd/R/x86_64-pc-linux-gnu-library/2.15' * installing *source* package 'Rmpi' ... checking for gcc...

Dear R People: Is there a way to find which objects are functions via ls(), please? I'm sure that there is, but I'm not sure how. Thanks, Erin -- Erin Hodgess Associate Professor Department of Computer and Mathematical Sciences University of Houston - Downtown mailto: erinm.hodgess at gmail.com

Dear R People: I have a question, please: I want to install a package from R CMD INSTALL and I have a boatload of configure args. I want to put them into a file. How do I point the R CMD INSTALL to that file, please? Thanks, Erin -- Erin Hodgess Associate Professor Department of Computer and Mathematical Sciences University of Houston - Downtown mailto: erinm.hodgess at gmail.com

Dear R People: Is it possible to run R on an iPad, please? For some reason, I'm thinking that you can't have Fortran, C, etc., so you can't do it. But I thought I would check anyway. Thanks, Erin -- Erin Hodgess Associate Professor Department of Computer and Mathematical Sciences University of Houston - Downtown mailto: erinm.hodgess at gmail.com

Dear R People: Suppose I have the following: "pi/2" and I would like it to be 1.57..... Using as.numeric, here is my result: > as.numeric("pi/2") [1] NA Warning message: NAs introduced by coercion > Is there a way to produce the numeric result, please? Thanks, Erin -- Erin Hodgess Associate Professor Department of Computer and Mathematical Sciences University of

Dear R People: I have the following equation: $1 - \frac{R}{100} = \frac{2y}{10000}$ and I was wondering if there was a way in R to solve for R (no pun intended). I'm experimenting with Ryacas, but nothing yet. Version R-3.0.1 on Windows 7. Thanks, Erin -- Erin Hodgess Associate Professor Department of Computer and Mathematical Sciences University of Houston - Downtown mailto:

Dear R People: Is there a function to convert a character string to all uppercase or all lowercase please? I'm sure that I've used one before but I'm drawing a blank. Thanks, Erin -- Erin Hodgess Associate Professor Department of Computer and Mathematical Sciences University of Houston - Downtown mailto: erinm.hodgess at gmail.com

Dear R People: Is there a way to "guarantee" that breaks=n will give you exactly n breaks, please? I'm fairly certain that the answer is "no", but thought I'd check. Thanks, Erin -- Erin Hodgess Associate Professor Department of Computer and Mathematical Sciences University of Houston - Downtown mailto: erinm.hodgess at gmail.com

Dear R Gurus: What is the name of the person who has all of the Tcl/tk stuff, please? I know it's James W, but can't remember his last name. I wanted to look at some of his examples. Thanks in advance! Sincerely, Erin -- Erin Hodgess Associate Professor Department of Computer and Mathematical Sciences University of Houston - Downtown mailto: erinm.hodgess at gmail.com