Displaying 20 results from an estimated 500 matches similar to: "column and line graphs in R"
2012 Sep 13
5
random sampling inside a dataset
Hi all,
I am wondering if do exist a function in R that allow me to sample or
choose randomly the rows (i.e., samples) inside a given matrix.
Thank you very much in advance.
Cheers,
--
Gian
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2013 Mar 14
2
how to import DNA sequences in R
Dear all,
I was wondering how to read DNA sequences in R, is there a specific
function and/or a specific package for that?
Thank you very much in advance,
Gian
**
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2012 Feb 23
1
help - history()
Hi Members,
Do exist the possibility to delete a command line into the history?
Fo example. If I' ve typed a line code that is wrong, Can I delete it from
the hostory in reason to do not save it in the .Rhistory file?
Thanks for helping,
Gian
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2012 Feb 16
2
help with e+01 number abbreviations
Dear List,
I will appreciate any advice regarding how to convert the following numbers
[I got in return by taxondive()] in numeric integers without the e.g.
6.4836e+01
abbreviations.
Thank you very much in advance,
Gian
> taxa_dive
Species Delta Delta* Lambda+ Delta+ S
Delta+
Nat1 5.0000e+00 6.4836e+01 9.5412e+01 6.7753e+02 8.7398e+01
436.99
Nat2
2007 Jun 22
5
assert_select trying to verify the presence of a textarea
Hello,
One of my functional tests looks like this:
def test_presence_of_free_text
profile = Profile.find :first
post :edit, {:id => profile.id}
assert_select "textarea", :name => "record[free_text_ec]"
end
The test results in a failure, because the element cannot be found.
I''m pretty sure the element should be there, and I''ve tried
2014 Mar 05
1
Running configure from subdirectory of source tree
Hello everyone,
I would like to seek your advice regarding a build (or rather "configure")
problem I am running into. For reference, tests are all relative to a build
from a 1.8.26.0 tarball, on Debian Wheezy.
I would like to understand if it is possible, and if any of you have tried,
to build Asterisk from a subdirectory of the source tree, i.e., from a
clean source tree
# mkdir
2011 Mar 22
2
Data frame and function that requires vector as input
Hi,
I have a data.frame(zscores) that looks like this:
gA gB
g1 0.2 0.6
g2 0.3 Na
My problem is that I need to use a function and the output is a vector
of only the non NA values, so shorter than the list I would obtain
dropping the data.frame.
What is the cleanest way to keep row and column names or putting the
values back into the same data frame format?
The function
2013 Nov 26
1
Zabbix + samba4
Hello there,
I'd like to know if there are some way to gather statistics from samba4,
like quantities of active users and other things that it can offer then
use it in zabbix to generate some graphs and triggers.
I can do somethings in smbstatus of samba3, but i couldn't find anything
like this in samba4.
is there anybody here who could do it?
Thank's a bunch!
--
*Gian Luca
2007 Jun 25
1
Functional tests and active scaffold: unexpected assertion failure.
Hello,
I''m writing a functional test for a controller that uses active
scaffold.
def test_presence_of_field
login_as(:peter)
profile = Profile.find :first
get :edit, {:id => profile.id}
assert_response 200
assert_select "textarea#record_free_text_ec"
end
I was expecting the first ''assert 200'' to give me a green bar,
but added it for
2002 Feb 12
2
APPLAUD.WAV problems
Hi!
I am very pleased with the progress that Ogg is making, expecially after I
read the latest comparision tests on
http://ff123.net/128test/instruct.html
that put OGG on top aside with MPC.
BUT the APPLAUD.WAV test case
( http://lame.sourceforge.net/download/samples/applaud.wav )
still produces **VERY** easily audible high-frequency artifacts when encoded
with OGG RC3 up to q4.9 (!!!). Things
2011 Sep 21
2
random "monitor socket did not show up"
Hello gentlemen!
I just experienced this weird thing:
I have 2 machines (one is a Dell Pe1950 with 2 Xeon 5130, the other is
a Fujitsu RX200S6 with 2 Xeon E5645), both run CentoOS 5.6, the DELL
has the 2.6.18-238.9.1.el5 while the Fujitsu runs the
2.6.18-238.12.1.el5 kernel.
But when I try to do a virsh create with this script
<domain type='kvm'>
2001 Aug 15
10
RC2 worse than RC1 and Beta4
After doing an informal (128k) listening test, I have concluded that I
prefer Beta4 over RC2.
The 16kHz low-pass on the RC2 encoder makes it sound like FM radio. Both
encoders SEEM to have a couple of dB bump at 10kHz.
JT
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Ogg project homepage: http://www.xiph.org/ogg/
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2008 Mar 24
8
Poor performance on open/copy/close/rename file operations via remote/VPN connection
Hello,
I have Samba version 3.0.24 running on a 2.6.14-gentoo-r5 x86 kernel
(xeon 3ghz, 1gb ram raid 5).
All clients accessing samba shares via LAN have no problems. Samba
server works perfectly and fast.
We are instead experiencing serious performance issues when accessing
samba shares from remote clients (WAN), via VPN.
Simple operations like "open a file", "copy & paste a
2006 Nov 03
1
Logging AD domain name in access.log
Hi to all.
Using Samba 3.0.22 on 2 identical systems (SLES 10).
On the first system, Samba logs correctly AD domain name and user in the form DOMAIN+username in access.log.
On the second one, it logs only the username, stripping away the domain name.
The only difference is that the first system is part of a network with a w2003 server acting as a domain controller, while the second machine talks
2011 Mar 12
1
Migrating existing debian system to KVM/libvirt
I have a dying machine running debian etch that acts as a web/mail server
that I would like to virtualize using debian/kvm/libvirt. Is it as simple as
removing the hard-disk (multiple ext2/ext3 partitions) from the dying
machine into my newer server and then writing a custom xml config file? Is
there a tutorial on doing this somewhere?
Thanks.
Randy
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2001 Oct 15
1
New tuned encoder
Hi all,
ome people asked if it was possible to
make an even higher quality mode by incorporating
some of the changes from the first tuned version
into the 350kbps mode.
I did so and made a new version with this new mode.
It gives bitrates from roughly 300-350kbps. That's
a lot, but it also gets very hard to find something
it artifacts on :) Should be sufficient for archival
quality.
In
2009 Apr 23
4
First application in Wine
I have installed Wine 1.1.9 on a PC running openSUSE 11.1. Apparently, all seems ok, I can run winefile, regedit, winecfg. I have installed an application which makes use of an USB port. The installation was ok. When I run this application, I get the following message:
fixme:win:RegisterDeviceNotificationA (hwnd=0x1002a, filter=0xa0fc64,flags=0x00000000),
returns a fake device
2006 Nov 22
1
Probit analysis
Respected Sir/Madam,
I have a question regarding calculation of LD50 (Lethal Dose) and IC50 (50%
inhibitory concentration) of an antimicrobial experiment.
I have used a compound isolated from a plant and observed its effect on the
fungus *Fusarium oxysporum* by the food poisoning method. Solutions of the
compound at concentrations of 0, 50, 100, 150, 200 and 250µg/ ml were added
to
2002 Jan 14
9
ReplayGain support for Vorbis
Hello all,
I'm glad to announce to you that Vorbis now has full
ReplayGain support. If you're not familiar with ReplayGain,
take a look at www.replaygain.org. The main features are:
a) all songs play back with equal loudness
b) removes the need for normalization
c) allows for clipping prevention
Using it is very simple. Get a compatible decoder (ogg123,
XMMS and WinAmp all support it
2011 May 16
2
Howto set the option script=no for a tap device in the xml file
Hello,
I am trying to run a virtual machine with qemu-kvm and libvirt as a
user. In order to start the virtual machine I setup a tap device
manually, add it to the bridge and activate it via ifconfig. But I
cannot tell libvirt to not try to add the definded tap device to the
bridge by itself. It always fails telling me it cannot add tap0 to br0.
Thats the xml snippet for defining the network: