Displaying 20 results from an estimated 20000 matches similar to: "require vs library"
2003 Apr 22
2
Handling of upper/lowercase in package names (PR#2816)
Hi,
This is (presumably?) a bug in R 1.7.0 under Windows. I have not tested it
on other systems. Attachment of packages is case sensitive but not
library(), resulting in multiple loadings of the same package if the library
name is spelled differently. The following example loads the `tools'
package, once as `tools' and once as `Tools'. This behavior is the same with
all packages and
2003 Sep 30
2
dump/source problem with hclust object (PR#4361)
library(mva)
data(USArrests)
hc <- hclust(dist(USArrests), "ave")
plot(hc) # OK
dump(c("hc"), "tst")
rm(hc)
source("tst")
plot(hc) # Error in plot.hclust(hc) : invalid dendrogram input
The same problem occurs with dput/dget
--please do not edit the information below--
Version:
platform =
2004 Mar 16
2
Documentation on how to put classes and methods in packages with namespace?
Documentation on how to put classes and methods in packages with namespace?
How should I define my classes and methods in "dynamicGraph"???
(That is - Can some one point me to the documentation on
how to put classes and methods in packages with a namespace? )
Currently it is done by the code below.
This gives problems, when a workspace with a "dynmaicGraph" is
2003 Jun 12
3
defaults in R: packages, .Rhistory
With the current version (rw1070), every time I start R it loads a whole
bunch of packages, many of which I do not need in a typical session:
> search()
[1] ".GlobalEnv" "package:methods" "package:ctest" "package:mva"
[5] "package:modreg" "package:nls" "package:ts" "Autoloads"
[9]
2003 Nov 03
2
Odd r-squared
Hi,
I would consider the calculation of r-squared in the following to be a
bug, but then, I've been wrong before. It seems that R looks to see if the
model contains an intercept term, and if it does not, computes r-squared in
a way I don't understand. To my mind, the following are two alternative
parametrizations of the same model, and should yield the same r-squared.
Any insight much
2003 Jul 11
1
getAnyhwhere behavior
I would have expected the function getAnywhere to have behaved
differently in the following:
> search()
[1] ".GlobalEnv" "file:C:/R/Rdata/miya/.Rdata"
[3] "package:boot" "package:methods"
[5] "package:ctest" "package:mva"
[7] "package:modreg"
2003 Mar 12
1
cex.axis in boxplot (PR#2628)
Hi,
the graphical parameter "cex.axis" does not have any affect for "boxplot":
data(iris)
boxplot(iris[,1:4], ylab="y", cex.lab=2, cex.axis=2)
The patch is simply adding "cex.axis" to the search for axis relevant
parameters in "bxp":
ax.pars <- pars[names(pars) %in% c("xaxt", "yaxt", "las",
2003 Apr 28
1
ylab in time series plot (PR#2869)
You get a warning message when you specify a ylab parameter while
plotting data whose x's are POSIXct values. Apparently the
`axis.POSIXct' method tries to reset the ylab---via the ...
parameter---after it has already been set by higher level methods.
Here is a function that illustrates the problem.
ylabProblem <- function() {
x <- ISOdate(2003, 4, 1:10) # POSIXct
2003 Dec 18
1
qbinom when probability is 1 (PR#5900)
Full_Name: Jonathan Swinton
Version: 1.8.0
OS: Windows 2000
Submission from: (NULL) (193.132.159.34)
Calling qbinom with a sample probability of 1 returns NaN
> qbinom(p=0.95,size=10,prob=1)
[1] NaN
I believe that this is wrong and that qbinom(p,size,prob=1) should always be
size for 0<p<=1.
The documentation says that
The quantile is defined as the smallest value x such that F(x)
2003 Oct 13
2
Infinite recursion in getGeneric (PR#4561)
> setClass('foo')
[1] "foo"
> setMethod('is.logical', 'foo', function(x) TRUE)
[1] "is.logical"
> getGeneric('is.integer')
Error in options(x) : evaluation is nested too deeply: infinite
recursion?
>
--please do not edit the information below--
Version:
platform = i686-pc-linux-gnu
arch = i686
os = linux-gnu
system =
2004 Jan 22
1
Bug in termplot?
Hi,
Is this a bug in termplot, or (once again) do I just not understand what R
is really doing?
I am using termplot to contruct partial residual plots,
1. For all terms at once
2. One term at a time
but I get different results from these two methods. To give a concrete
example, I would have thought the top and bottom rows of the plot
constructed with the following code would be identical.
2003 May 30
1
power.t.test needs to check delta==NULL before abs(delta) (PR#3139)
Something like the following should be done for power.t.test to make
sure that it doesn't try to evaluate abs(NULL), which results in an
error.
--- rossini.power.t.test.R 2003-05-30 07:24:49.000000000 -0700
+++ rossini.power.t.test.R.~1~ 2003-05-30 08:47:09.000000000 -0700
@@ -10,7 +10,7 @@
alternative <- match.arg(alternative)
tsample <- switch(type, one.sample = 1,
2003 Oct 31
1
solve.Matrix() not found (PR#4887)
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Dear R developers,
this morning I started experiencing a bizarre problem with the
2000 Jun 02
1
problem loading packages (PR#559)
Dear R team,
I had a strange problem that appeared suddenly, and which I'd like to
to mention in case it is of interest (although I suspect that I
may have unwittingly done something dumb: if so please accept my apology)
> library(ctest) ## or any package other than "oz" that I tried
Error in as.character(table) : Object ".Dyn.libs" not found
> traceback()
[1]
2003 Oct 27
3
(PR#4806)
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2000 Sep 05
2
how to detach a library?
Dear R-users,
What command do I need to use to detach a library?
(without restart the R session).
Thanks,
Agus
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2003 Sep 17
1
plot.hclust: dendrogram too large for window (PR#4197)
plot.hclust:
Setting up a window for a dendrogram assumes the first link is
the shortest and the last is the longest. This is not always the
case when the clustering was done with hclust, method="median"
or method="centroid", and the dendrogram sometimes doesn't fit
within the window.
I propose the fix listed below.
src/main/
--- plot.c Wed Sep 17 01:03:39 2003
+++
2004 Feb 08
1
APE: compar.gee( )
Dear all,
I don't understand the following behaviour: Running compar.gee (in
library ape ) with and without the option 'data', it give me different
results
Example:
.... Start R ....
> load("eiber.RData")
> ls()
[1] "gee.na" "mydata" "mytree"
> library(ape)
> # runnig with the option data= mydata
> compar.gee(alt ~ R,
2001 Sep 21
2
memory usage
Does the following indicate that I have a memory leak?
> gc(TRUE)
Garbage collection 22891 = 21012+1557+322 (level 2) ...
483257 cons cells free (59%)
11.0 Mbytes of heap free (82%)
used (Mb) gc trigger (Mb)
Ncells 334906 9.0 818163 21.9
Vcells 309342 2.4 1746173 13.4
> memory.size()/1024/1024 ## in MB
[1] 643.8978
> sum(sapply(ls(all.names=TRUE),object.size))
[1] 1776
2003 Oct 28
1
no traceback in R-patched
Has something changed with traceback's in R-patched? When I running the
examples for ?traceback, I get
> foo <- function(x) { print(1); bar(2) }
> bar <- function(x) { x + a.variable.which.does.not.exist }
> foo(2) # gives a strange error
[1] 1
Error in bar(2) : Object "a.variable.which.does.not.exist" not found
> traceback()
No traceback available