Displaying 20 results from an estimated 10000 matches similar to: "Using the Search Engine & Keywords"
2002 Jun 10
4
R search applet initialization
R 1.5.1 is due to come out ... and I've just noticed that the R help.start
page search applet doesn't work on my Mandrake 8.2 system even though I've
upgraded mozilla to version 1.0 and I have a perfectly working java (all
right, I'm using 1.4.0 now, but with mozilla 0.98 and java 1.3.1 it still
didn't work). I had thought the problem due to a too-old mozilla version,
but it
2004 Mar 08
2
R search engine broken (PR#6653)
Full_Name: St?phane Gourichon
Version: R 1.7.1 (2003-06-16).
OS: GNU/Linux
Submission from: (NULL) (132.227.205.226)
The HTML help is great. But the search engine is broken.
It used to work in Galeon 1.x, not Konqueror 3.0 .
Now it doesn't work, neither on Mozilla 1.6 / Firebird 0.6 / Firefox 0.8 nor
Konqueror 3.2 which are IMHO the latest versions of those advanced,
standard-compliant
2010 Nov 16
4
Simple error handling in R
Hi R experts,
I am looking for a simple error handling approach, whereby I could stop
function execution with a customized error message. For example:
for (i in 1:10) {
if (i == 5)
# I'd like to be able to stop right here with an error message I have
complete control over
}
The problem with stop() is that I cannot control completely what gets
printed to the terminal, even with
2000 Nov 17
2
Randomly selecting n (unique) elements out of vector of length m...
Dear R users,
I wonder if there is a simple way to select a random and non-overlapping
subset of a vector?
Say, I need to randomly select 10 out of 100 numbers in a vector V. By
"non-overlapping" I
mean that a number in any position in V (V[1]...V[100]) should be
selected at most once
(i.e. selection without recycling).
I could simplu use a uniform distribution to generate selection
2003 Jun 22
1
Using weighted.mean() in aggregate()
Dear R users, I have a question on using weighted.mean() while aggregating a
data frame. I have a data frame with columns Sub, Length and Slope:
> x[1:5,]
Sub Length Slope
1 2 351.547 0.0025284969
2 2 343.738 0.0025859390
3 1 696.659 0.0015948968
4 2 5442.338 0.0026132544
5 1 209.483 0.0005304225
and I would like to calculate the weighted.mean of Slope, using Length
2003 Nov 11
2
Test for new page
Dear R experts,
I am writing a multi-page PDF file and would like to put a header on each
page. Is there a way to test a graphic device to see if a new page is started
(so that I know when to write the header)?
I could simply count the plots made (each page has the same number of plots),
but wanted to see if a more general solution is available.
Thank you,
Aleksey
--
Aleksey Naumov
GIS
2000 Mar 26
2
hist2d() function in R?
Dear R users,
I am just starting with R (v. 1.0.0) and I use Vehables & Ripley's
MASS book for examples.
In the intro session, there is an example of a 2D histogram on an 8x8
grid:
x <- rnorm(1000)
y <- rnorm(1000)
contour(hist2d(x,y,,,8,8))
R complains:
Error in contour(hist2d(x, y, , , 8, 8)) :
couldn't find function "hist2d"
I looked for hist2d() in the
2010 Mar 05
2
Sweave and optional document sections
Dear R and Sweave users,
Is there a way to have optional sections in a Sweave-generated report
document, complete with section header(s), text and code chunks? In other
words, I'd like for my report to include or omit certain sections based on
the data itself.
For example, If I examine the input dataset early on in the report and set a
variable has_daily_data = TRUE, then I'd like to
2005 Apr 30
1
legend(): how to put variable in subscript?
Dear List,
I would like to plot a simple legend with two math expressions, e.g.
plot(0)
legend(1, 0.5, expression(sigma[i], sigma[j]))
The difficulty is that i and j should be variables rather than strings "i" and
"j". In other words I'd like to do something like:
i = "A"
j = "B"
legend(1, 0.5, expression(sigma[i], sigma[j]))
and have "A"
2003 Nov 28
1
search documentation not working with mozilla and konqueror (PR#5379)
Full_Name: Sergei Zuyev
Version: Version 1.8.0
OS: Mandrake Linux 9.1
Submission from: (NULL) (195.137.88.252)
When mozilla or konqueror are used as help browser, the Search Engine page links
nor the search do not work. Mozilla quietly ignores any click, while konqueror
gives the following information:
> options(browser="/usr/bin/konqueror")
> help.start()
Making links in
2001 Dec 23
3
R 1.4 on Mandrake Linux 8.1
I installed the new rpm from CRAN for R 1.4 for Mandrake Linux 8.1, after getting blas and libgcc from rpmfind.net. When I do update.packages() the system goes to update grid, lattice, and mgcv. I get compile errors for two of them. Apparently R is looking for gcc 3.0.1 or later but 8.1 uses 2.9x which is required for other Mandrake applications (i.e., I get a dependency error when trying to
2000 Oct 10
1
Adding a new column to data frame (recoding)
Dear R users,
I have a very simple question. What is the easiest way to recode data in
one
of the columns of a data frame and put it into a new column?
For example, here is a simple data frame:
var1
1 1
2 2
3 3
How do I add a new column to data - 'var2' in which I group values in
'var1',
for example:
var1 var2
1 1 4
2 2 4
3 3 5
It's got to
2000 Jun 13
3
Question on closure (lexical scoping) and encapsulation
Dear R users,
I have two related questions about scoping and data encapsulation.
One is fairly specific - I am looking at "scoping.R" which is used in
demo(scoping) - it's an example of lexical scoping and encapsulation.
Where is the 'total' stored? It is not an attribute in 'ross' or
'robert'
however, functions like balance() have access to it.
Is it more
2004 Jan 18
3
Syntay-Highlighting for KDE-Kate
I'm looking for a plugin for Kate (or any other good text editor for linux)
(KDE 3.x) which will highlight the R syntax.
The link on www.r-project.org is dead!
Any ideas??
Thanks Lars
2000 Dec 14
1
How do I track a segfault?
Dear R users,
I have to catch a nasty bug and would appreciate any advice or help!
I get a segfault (core dumped) that happens in one of my own functions.
The problem is, it
does not happen most of the time, only sometimes, so it's very hard to
reproduce. Or it may
run ok in interactive mode, but bug out in batch mode. Also, it tends to
happen more on
the slower of my 2 machines (PII 266),
2002 May 02
2
help.start() problem with netscape 6.2.2 (was: R 1.5.0 RPM's for Mandrake)
I've installed Netscape 6.2.2 on Mdk82, but have not had much luck with
help.start() (R-1.5.0 compiled from source).
When I do help.start(), it just starts up netscape with the default home
page, rather than the R help page. Doing ?<anything> at the R prompt starts
up yet another netscape instance, but still no R help.
Anyone knows why, or even better, how to solve this?
Regards,
2010 Feb 26
1
Automate generation of multiple reports using odfWeave
Dear R and odfWeave users,
I am looking for a way to automate generation of many reports using
odfWeave. All reports would use the same input ODT file, the only difference
would be in the name of the dataset which will be analyzed in any particular
report. Right now, the name of the dataset is hardcoded in the first code
chuck in the input file:
<<01 get data, echo=TRUE>>
station =
2002 Feb 02
1
Re: R install problem
On Fri, 1 Feb 2002, Tony Fagan wrote:
> I downloaded your RPM and tried installing it on Madrake 8.1.
> It failed and said it could not find:
>
> libblas.so.3
To install these, from console as root do:
urpmi liblapack3
> libgcc_s.so.1
> libgcc_s.so.1 (GLIBC_2.0)
urpmi libgcc3
--
Michele Alzetta
2001 Jan 23
1
No subject
Hello All:
The recent R-1.2.1 was made available as an RPM for Linux Mandrake 7.2. Would it be possible for those who created this RPM also create an RPM for the earlier Mandrake 7.1? It would be greatly appreciated.
Thanks,
ANDREW
Andrew Criswell
Professor of Finance
Graduate School, Bangkok University
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2004 Apr 01
1
Search Engine & Keywords
Hallo all
I don't understand why the "Search Engine & Keywords"
comand on the html help of R 1.8 doesn't work, is it
active? or the problem is in my machine?
thanks michele
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