Displaying 20 results from an estimated 20000 matches similar to: "How not to print '\\' as '\\'"
2012 Jan 07
2
Help
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Jeff Newmiller The ..... ..... Go Live...
DCN:<jdnewmil at dcn.davis.ca.us> Basics: ##.#. ##.#. Live Go...
Live: OO#.. Dead: OO#.. Playing
Research Engineer (Solar/Batteries O.O#. #.O#. with
/Software/Embedded
2012 Apr 23
2
.rda vs. .RData
Are they the same with .RData being the newer format?? Thanks,
...Tao
2013 Oct 12
1
lmerTest
Hi,
I'm trying to user lmer function from lmerTest package because, if I
understood correectly, it allows to make better inference than lmer method
from lme4 package. However, whatever I do I keep getting this error:
Error in lme4::lFormula(formula = mark ~ ssCount + sTime+ : rank of X =
1660 < ncol(X) = 1895
any ideas what could be a problem?
thanks,
Srecko
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2013 Oct 10
1
Rcpp and mclapply
Dear all,
I have an R script that uses Rcpp, and I have been trying to parallelize
it using mclapply (I tried with the multicore and the parallel library)
Sometimes (not always, interestingly), the CPU use for each core drops,
usually so that the total over all cores reaches 100%, i.e., as fast as if
using just one single core fully. I tried my code directly from within
emacs, and also using a
2012 Nov 11
2
Cropping a matrix by rows
Hello r-help,
I've been banging my head against the computer in an attempt to learn how
to divide my matrix into segments by rows. I want to be able to return each
segment as a newly named object. I've tried looking at the apply functions
and creating a for loop but brain no work. Here's the basic starting
objects that I believe would be needed to separate the matrix.
mat <-
2012 Jan 16
2
howto test a package without installation
Hi,
how can i play around with my first selfwritten package [*]
without to install it to my debian system?
I think of something like doing this:
/tmp/$ R
R version 2.11.1 (2010-05-31)
Copyright (C) 2010 The R Foundation for Statistical Computing
ISBN 3-900051-07-0
> library(/tmp/sitools)
3 * kilo
[1] 3000
[*] https://github.com/jonasstein/sitools
--
Jonas Stein <news at
2011 Nov 25
3
counting values with some conditions in a simulation
Dear R users,
I am running simulations (1000), and in my simulation I am looking at
specific sums. For example, if the sum is >=4 then count this, if say <3,
then don't count, if the sum=3, then generate a random number from uniform
distribution, if this number is say less than 0.5, then count this sum, if
greater than 0.5, then don't count. I am having trouble with introducing
this
2012 Jan 11
3
64bit R under 32bit winxp
Hi all:
My OS is 32bit winxp,but I wanna install 64bit R2.14.1.
>From the following website,it says "You can also go back and add 64-bit components to a 32-bit install, or vice versa"
http://cran.r-project.org/bin/windows/rw-FAQ.html#Can-both-32_002d-and-64_002dbit-R-be-installed-on-the-same-machine_003f
Does it mean that I can install and run 64bit R2.14.1 under 32bit
2011 Sep 06
2
Possible to access a USB volume by name in windows
On the Mac it's pretty easy to get to a USB drive by name. For example the
following command works if you have a USB drive named "MYUSB"
setwd('/Volumes/MYUSB')
Is there a way to do the same thing in Windows (without knowing the drive
letter)?
Thanks!
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2011 Aug 15
3
write.table extra column
In the following data.frame there are 6 columns, but 7 are written to
the CSV file.
install.packages("pmlr")
library(pmlr)
data(enzymes)
write.table(enzymes, sep=",", eol="\n",file="albert.csv")
2011 Jul 15
2
Problem in installing rJava from source
Hi all, I was trying to install rJava package (some older version) from
source. However could not achieve using "Rcmd build -binary rJava" syntax
with windows cmd. The building process stopped with following error:
ERROR*> JavaSoft\{JRE|JDK} can't open registry keys.
ERROR: cannot find Java Development Kit.
Please set JAVA_HOME to specify it's location normally
ERROR:
2012 Mar 12
3
Idea/package to "linearize a curve" along the diagonal?
Hi,
I am trying to normalize some data. First I fitted a principal curve
(using the LCPM package), but now I would like to apply a
transformation so that the curve becomes a "straight diagonal line" on
the plot. The data used to fit the curve would then be normalized by
applying the same transformation to it.
A simple solution could be to apply translations only (e.g., as done
after a
2013 Apr 04
2
question about message
Hello R, could you tell me please, how to fix this issue?
There is installed RStudio-2.15.2 and the next steps where follow but
the message appears:
http://cran.r-project.org/web/packages/RMySQL/INSTALL):
>
> 1. Download the RMySQL_0.9.tar.gz file to the folder C:\Program
> Files\R\R-2.15.1\bin\x64
> 2. Open a Windows command line, and change directory to that folder
> 3.
2012 Dec 12
3
Fw: regarding plot
Hello,
i am working in origin pro,
i want to plot a graph as like a pdf attached but with black and white lines.
here radial axis varies from 0 to 1. and angular axis from 0 degree to 60 degree.and third axis which is depend on both radial and axial gives non intersecting lines.
how can i read the data from plot for replot.
vikas
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2012 May 06
3
correlation between XY coordinates
Hello r world,
Does anyone know a function or package that can compute correlations between sets of XY coordinates?
Thanks in advance for your help,
Chris
2012 Oct 07
3
Robust regression for ordered data
I have two regressions to perform - one with a metric DV (-3 to 3), the
other with an ordered DV (0,1,2,3).
Neither normal distribution not homoscedasticity is given. I have a two
questions:
(1) Some sources say robust regression take care of both lack of normal
distribution and heteroscedasticity, while others say only of normal
distribution. What is true?
(2) Are there ways of using robust
2013 Feb 07
4
Hard Stop?
is it possible to throw a stop() that is so hard that it will escape
even tryCatch?
/iaw
----
Ivo Welch (ivo.welch at gmail.com)
2012 Feb 14
2
How to suppress the empty plots in xyplot (lattice)
Dear all,
In a plot command like
xyplot(Y~X|ID*PERIOD,data=...)
xyplot will generate all the possible ID*PERIOD combinations. But not all
of them have data in there. So I have a lot of empty plots. How can I
suppress those empty plots and ask xyplot only to generate plots actually
with data. Thanks.
Jun
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2018 Mar 30
2
getting all circular arrangements without accounting for order
Jeff,
I wanted to let you know that your function is faster than generating the directional circular permutations and weeding.
Here is the time for n = 10. I compared with just doing the permutations, there is no point in proceeding further with the weeding since it is slower at the start itself.
system.time(directionless_circular_permutations(10))
user system elapsed
1.576 0.000
2012 Nov 24
3
function call from another r file
How to call a function from another r file ?
Anyone can help me .
Having a function named like fun1 which is saved in r file file1.r
and i have another r file like file2.r, and i need to call the fun1 (which
is in file1) within file2.
Thank you
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