Displaying 20 results from an estimated 800 matches similar to: "S4 / S3 / Sweave problem"
2008 Apr 23
1
S4 default for coercing
Something has changed in the S4 default for coercing. Am I now suppose
to use setAs, or is there something else I should do to make this work:
R version 2.7.0 (2008-04-22)
....
> require("methods")
> setClassUnion("OptionalPOSIXct", c("POSIXct", "NULL"))
[1] "OptionalPOSIXct"
> setClass("TSmetax",
2005 Jul 08
1
fwd: tree connect failed: NT_STATUS_BAD_NETWORK_NAME
I sent this out yesterday. Can anyone offer any advice? I'm really at a
loss on what to do.
thanks!
----- Forwarded message from Mike Soh <sohmc@cs.umd.edu> -----
From: Mike Soh <sohmc@cs.umd.edu>
To: samba@lists.samba.org
Subject: [Samba] tree connect failed: NT_STATUS_BAD_NETWORK_NAME
Date: Thu, 7 Jul 2005 08:27:33 -0400
User-Agent: Mutt/1.4.1i
X-Spam-Status: No, score=-2.6
2008 Aug 27
1
S4 coercion
I am extending a DBI connection by
setClass("TSPostgreSQLConnection",
contains=c("PostgreSQLConnection","TSdbOptions"))
but the first time I use this I am getting a warning when it tries to
coerce the TSPostgreSQLConnection to a PostgreSQLConnection. After the
first use the warning stops, but the first warning is causing me
problems when I do automatic checks
2017 Aug 22
0
boot.stepAIC fails with computed formula
The error is "the model fit failed in 50 bootstrap samples
Error: non-character argument"
Cheers,
SOH.
On 22/08/2017 17:52, Bert Gunter wrote:
> Failed? What was the error message?
>
> Cheers,
>
> Bert
>
>
> Bert Gunter
>
> "The trouble with having an open mind is that people keep coming along
> and sticking things into it."
> -- Opus (aka
2017 Aug 22
1
boot.stepAIC fails with computed formula
SImplify your call to lm using the "." argument instead of
manipulating formulas.
> strt <- lm(y1 ~ ., data = dat)
and you do not need to explicitly specify the "1+" on the rhs for lm, so
> frm2<-as.formula(paste(trg," ~ ", paste(xvars,collapse = "+")))
works fine, too.
Anyway, doing this gives (but see end of output)"
bst <-
2017 Aug 22
1
boot.stepAIC fails with computed formula
Failed? What was the error message?
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 strip )
On Tue, Aug 22, 2017 at 8:17 AM, Stephen O'hagan
<SOhagan at manchester.ac.uk> wrote:
> I'm trying to use boot.stepAIC for
2017 Aug 22
4
boot.stepAIC fails with computed formula
I'm trying to use boot.stepAIC for feature selection; I need to be able to specify the name of the dependent variable programmatically, but this appear to fail:
In R-Studio with MS R Open 3.4:
library(bootStepAIC)
#Fake data
n<-200
x1 <- runif(n, -3, 3)
x2 <- runif(n, -3, 3)
x3 <- runif(n, -3, 3)
x4 <- runif(n, -3, 3)
x5 <- runif(n, -3, 3)
x6 <- runif(n, -3, 3)
x7
2005 Jan 01
1
extlinux probs
I gave extlinux a whirl,
1. installed debian onto a usb hard drive from laptop (onto /dev/sda1)
did *not* install grub or lilo.
2. set up extlinux on /dev/sda
# mount /dev/sda1 /mnt/t1
[root at harpo syslinux-3.00]# cd /mnt/t1/
[root at harpo t1]# ls boot/
config-2.6.8-1-386 initrd.img-2.6.8-1-386 System.map-2.6.8-1-386
vmlinuz-2.6.8-1-386
[root at harpo t1]# mkdir boot/extlinux
[root
2009 Nov 25
1
Eliminating 'Unprintable ASCII' characters
Hi all,
I have a csv file containing words with *UNPRINTABLE ASCII* characters
(described in the following table).
Are there any viable method in eliminating these characters?
I realise that *EXTENDED ASCII* characters (i.e , ¡, ¢, £, ¤ etc) can be
removed or replaced via *"gsub"* or *"gregexpr"* functions. But am not
certain with the *UNPRINTABLE ASCII* characters.
Your
2017 Aug 22
0
boot.stepAIC fails with computed formula
OK, here's the problem. Continuing with your example:
strt1 <- lm(y1 ~1, dat)
strt2 <- lm(frm1,dat)
> strt1
Call:
lm(formula = y1 ~ 1, data = dat)
Coefficients:
(Intercept)
41.73
> strt2
Call:
lm(formula = frm1, data = dat)
Coefficients:
(Intercept)
41.73
Note that the formula objects of the lm object are different: strt2
does not evaluate the formula. So
2013 Nov 12
1
syslinux ansi <-> vesa color mapping
I have noticed anything using ANSI escape sequences to color text does not work
if syslinux is in VESA mode. It only works if the \1#, \2#, or \3# are used.
This means that libmenu which relies on csprint fails to render colors in
VESA mode. I noticed the default color table has a complete table generated at
runtime for all VGA color combinations, which csprint also does but from VGA
attributes on
2017 Aug 23
3
boot.stepAIC fails with computed formula
Until I get a fix that works, a work-around would be to rename the 'y1' column, used a fixed formula, and rename it back afterwards.
Thanks for your help.
SGO.
-----Original Message-----
From: Bert Gunter [mailto:bgunter.4567 at gmail.com]
Sent: 22 August 2017 20:38
To: Stephen O'hagan <SOhagan at manchester.ac.uk>
Cc: r-help at r-project.org
Subject: Re: [R] boot.stepAIC
2005 Feb 10
2
Mean calculated from R1.9.1 different from R2.0.1
Hello,
I ran my simulations on the Unix verson of R1.9.1 and the Windows version
of R2.0.1 on XP. I kept getting different values for the mean of the same
column of the same matrix, and am perplexed. I would appreciate if anyone
could help explain the difference?
Here is a sample code:
set.seed(7293)
z1v <- rnorm(1000, mean=68, sd=13)
z1v <- (z1v-mean(z1v))/sd(z1v)
Using R1.9.1 on Unix,
2011 Nov 19
3
When will Puppet officially support Ruby 1.9.2+
Hello everyone,
Ruby 1.8.7 is EOS now. So, when will Puppet become Ruby 1.9.2+
compatible?
I am considering to deploy Puppet on a large hosts of servers. If Ruby
1.9.2 cannot be supported, I have to turn to Chef.
Best regards,
Tetsu
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2017 Aug 23
0
boot.stepAIC fails with computed formula
It seems that if you build the formula as a character string, and
postpone the "as.formula" into the lm call, it works.
instead of
frm1 <- as.formula(paste(trg,"~1"))
use
frm1a <- paste(trg,"~1")
and then
strt <- lm(as.formula(frm1a),dat)
regards,
Heinz
Stephen O'hagan wrote/hat geschrieben on/am 23.08.2017 12:07:
> Until I get a fix that works, a
2006 Feb 28
3
[AR] #{id} namespace visibility used in finder_sql
Dears,
[Rails 1.0.0]
I''m working with a legacy schema, and around my 20+ models i''ve used
some AR constructs.
They are based on a finder_sql doing some dirty sql and using #{id}
from the ''pivot'' model for extracting data in other tables.
like :
class Division < ActiveRecord::Base
set_table_name "legacy_division"
set_primary_key
2008 Sep 18
3
Plugin or Gem install is too slow
I''m using a Macbook with Leopard 10.5.4 . When I try to install a plugin
from a remote source via Terminal it takes a long time to finish
downloading all the files to my vendor/plugins folder. My internet
connection is not slow (average of 4Mbps). When surfing with a normal
browser, eg firefox, it''s not slow at all . I tried several plugins from
different locations and with all
2004 May 10
3
sqlSave with underscores in table fieldname
Hi group,
I try to write a frame to a table (RODBC). I use
colnames(temp6) <- c("ind_id","ser_id","period_id","year","calc","mean")
sqlSave(channel, temp6, tablename = "series_indices_test",append= TRUE, rownames=FALSE, verbose = FALSE, test = FALSE, nastring = -999999, fast = FALSE)
This is giving me an error:
Error in
2005 Jul 07
0
tree connect failed: NT_STATUS_BAD_NETWORK_NAME
Hello everyone!
I've searched the archives and seen this problem crop up a couple of different
times. None of the solutions I've found seemed to have worked.
Here's the synopsis:
I've recently installed FC4 and samba shares for home directories should work
right out of the box. Default settings, etc...
I get this error:
sohmc@bart:~$ smbclient //127.0.0.1/sohmc
added
2011 Feb 15
0
New Puppet Labs Employee: Randall Hansen
I''m happy to announce we''ve recently added Randall Hansen as our
Director of User Experience at Puppet Labs.
He''s on IRC as ''soh'', and in his own words...
I got hooked on human-computer interaction in 1986, writing Pascal
programs to help dad navigate a Tandy 1000SX. I followed a twisty
path through engineering school to get a degree in English and