search for: georgy

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2004 Dec 08
4
Is k equivalent to k:k ?
Bringing up an old topic on a small technicality. In the help documentation on seq. Value: The result is of 'mode' '"integer"' if 'from' is (numerically equal to an) integer and 'by' is not specified. The arguement in seq specifying length also creates "double" which is not obvious in the wording, as "by" is not specified
2004 Dec 08
4
Is k equivalent to k:k ?
Bringing up an old topic on a small technicality. In the help documentation on seq. Value: The result is of 'mode' '"integer"' if 'from' is (numerically equal to an) integer and 'by' is not specified. The arguement in seq specifying length also creates "double" which is not obvious in the wording, as "by" is not specified
2004 Aug 02
4
Is k equivalent to k:k ?
Hi, I wonder if the following (apparent) inconsistency is a bug or feature. Since scalars are simply vectors of length one I would think that a and a:a produce the same result. For example, > identical(4.01,4.01:4.01) [1] TRUE However, identical(4,4:4) [1] FALSE and > identical(4.0,4.0:4.0) [1] FALSE A closer look reveals that the colon operator produces objects
2003 Jun 17
5
How to make a customized, unattended install for FreeBSD?
I would like to customize our store-bought, bootable FreeBSD CD so that it does a non-interactive (or minimally interactive ;-) install. The interim solution we've devised has our lab execution techs booting from a CD and then using the Sysinstall "Load config file" menu option to load an "install.cfg" file from a floppy. We'd like to eliminate this step by
2018 May 25
2
Rd parser throws error for user macros invoked with empty argument
While on the topic of Rd macro arguments, it seems that if a multiline argument is supplied, the lines after the first are silently ignored: f <- tempfile() mac6 <- "\\newcommand{\\mac6}{mac6: #1}" cat(mac6, "\\mac6{2*3 2+2 sin(pi) }\n", file = f) rd <- tools::parse_Rd(f) > rd mac6: 2*3 --- Georgi Boshnakov -----Original Message----- From: Tomas Kalibera
2020 Jan 11
4
System with MGE UPS shuts down too early
OK. I'll try it, but it really puzzles me how the battery could have gone bad for just 15 months. The online power is pretty stable, so the battery hasn't gone through many charge/discharge cycles... Regards, -- Georgi On 11.1.2020 at 14:24, Manuel Wolfshant wrote: > > indicates that the UPS thought that battery was close to depleted and decided to shutdown. I suggest to fully
2019 Jun 28
1
tools::package_native_routine_registration_skeleton?
On 28/06/2019 6:27 a.m., Koenker, Roger W wrote: > Thanks, I was just coming to that conclusion and beginning to look for a way to make a list of > exportable objects. After library(quantreg), ls("package:quantreg") will list all the names you currently export. So cat(ls("package:quantreg"), sep = ", ") will print the list in a form suitable for including
2018 May 14
3
Rd parser throws error for user macros invoked with empty argument
Bug or feature? I get the following error from parse_Rd() when a user Rd macro (including system ones) is invoked with empty argument {}, eg \mymacro{}: Error in tools::parse_Rd(fn) : Value of SET_STRING_ELT() must be a 'CHARSXP' not a 'NULL' A full example is further below with the system macro \CRANpkg{}. In this example it doesn't make sense to use empty argument but
2013 Nov 05
2
[PATCH tftp-hpa] Add --forbid-get option to disable downloads
In my tftp usage I'm using the server to collect device configurations but I don't want once the files are uploaded to be accessible for download. I've solved my problem by adding --forbid-get/-F option which disables file downloads. -- Georgi Chorbadzhiyski | http://georgi.unixsol.org/ | http://github.com/gfto/ -------------- next part --------------
2019 Jun 28
2
tools::package_native_routine_registration_skeleton?
> ... reports that the fortran names of all the registered fortran functions are ?undocumented objects?... Those symbols should not be exported. In quantreg v5.33, NAMESPACE has 'exportPattern(".")'. Maybe it is a good time to remove that and export explicitly the symbols that are meant for export. Georgi Boshnakov ------------------------------ Message: 6 Date: Fri, 28
2018 Jun 18
2
incomplete results from as.character.srcref() in some cases involving quote()
Hi, The result of as,character() on 'srcref' objects doesn't have the closing ')' in some cases involving 'quote': > e4 <- quote({2+2}) > class(attr(e4, "wholeSrcref")) [1] "srcref" > as.character(attr(e4, "wholeSrcref")) [1] "e4 <- quote({2+2}" As a result printing the object also lacks it and gives an
2020 Sep 11
2
more Matrix weirdness
> > "These operators are also implicit S4 generics, but as > > primitives, S4 methods will be dispatched only on S4 > > objects ?x?." > Yes, exactly, very well found, Georgi! I'm sorry Martin, but I don't understand your point here. I'm assuming that you want the (S3) matrix, x, to be converted to an (S4) Matrix. However, this is not a
2010 May 10
3
update.packages fails with directory not found
Windows XP. I have just updated to R 2.11.0 and then run update.packages. In the series of updates, a few will succeed, then I get a failure like package 'mvtnorm' successfully unpacked and MD5 sums checked package 'party' successfully unpacked and MD5 sums checked package 'PBSmodelling' successfully unpacked and MD5 sums checked Error in normalizePath(path) :
2018 Jun 01
0
user macros with multi-line arguments in Rd (was Re: Rd parser throws error for user macros invoked with empty argument)
Thanks for the report, I am testing a patch that will allow multi-line arguments to user macros. Best Tomas On 05/25/2018 04:45 PM, Georgi Boshnakov wrote: > While on the topic of Rd macro arguments, it seems that if a multiline argument is supplied, the lines after the first are silently ignored: > > f <- tempfile() > mac6 <- "\\newcommand{\\mac6}{mac6: #1}" >
2010 Jan 20
1
function curve() (PR#14191)
Full_Name: Georgi Boshnakov Version: 2.10.1pat OS: Windows XP Submission from: (NULL) (130.88.123.205) When calling programmatically function curve() from package:graphics I experienced some trouble since it reports stop("'expr' must be a function or an expression containing 'x'") even if expr is "expression". Naturally, the user message uses
2020 Jan 24
0
System with MGE UPS shuts down too early
OK, my UPS turned out to be older that I thought. I apparently bought and installed it in September 2016 (not 2017 as I initially wrote). That makes for over 3 years of work, which is over the life expectancy of the batteries, so I ordered new battery pack. However, how could I make a full charge/discharge test? Should I disable SHUTDOWNCMD in upsmon.conf? Or is there any other way to ignore
2015 Jul 15
1
add .emacs.desktop and .emacs.desktop.lock to files ignored by R CMD build?
Is it possible to consider adding .emacs.desktop and .emacs.desktop.lock to files ignored by R CMD build? Thanks, Georgi -- Dr Georgi Boshnakov tel: (+44) (0)161 306 3684 School of Mathematics fax: (+44) (0)161 306 3669 Alan Turing Building 1.125 The University of Manchester email: Georgi.Boshnakov at manchester.ac.uk Oxford Road Manchester M13 9PL UK
2019 Jun 28
0
tools::package_native_routine_registration_skeleton?
Thanks, I was just coming to that conclusion and beginning to look for a way to make a list of exportable objects. Roger Koenker r.koenker at ucl.ac.uk<mailto:r.koenker at ucl.ac.uk> Department of Economics, UCL London WC1H 0AX. On Jun 28, 2019, at 11:23 AM, Georgi Boshnakov <georgi.boshnakov at manchester.ac.uk<mailto:georgi.boshnakov at manchester.ac.uk>> wrote: ...
2020 Sep 11
0
more Matrix weirdness
Abby, my answer was too concise. The thrust is that even if you define a method for "[<-" with signature x="matrix" and value ="Matrix", for example, it will never be used since "matrix" is S3. If instead x="someS4class" then the S4 method will be invoked. There may be cases when changing the class of the left-hand side make sense (such as
2014 Nov 10
1
ambiguity in the documented return value of Null() from package MASS
Hi, Function Null from package MASS seems to return a matrix with zero columns and the expected number of rows when the null space of the argument contains only the zero vector, e.g. > library(MASS) > diag(nrow=3) [,1] [,2] [,3] [1,] 1 0 0 [2,] 0 1 0 [3,] 0 0 1 > Null(diag(nrow=3)) [1,] [2,] [3,] But the documentation of Null seems to imply that