search for: fotones

Displaying 13 results from an estimated 13 matches for "fotones".

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2007 Dec 25
2
Simple File I/O benchmark tool for NT clients
Hi, I need a simple tool for benchmarking my NT client against my Ubuntu Samba server. I get 20MB/s during a file copy but I think my limit is the client's hard disk. Dose anyone know a simple exe tool which simulate file I/O agains the Samba server. I like to avoid using my lokal disk during the test. Have looked around but can't find a simpe tool which dose the job without the need of
2009 Nov 24
6
From R to LaTeX to pdf?
Hi all, Anyone experienced in the LaTeX format? I'm trying to use the xtable package to create nice anova tables, but how do I do to produce a pdf from the resulting LaTeX table? I've tried WinShell and MiKTeX, but I couldn't get any of them working... Here's an example of the output in R: % latex table generated in R 2.9.2 by xtable 1.5-6 package % Tue Nov 24
2010 Jan 15
1
How to calculate the row wise means for grouped columns in matrix?
Hi all, I want to calculate the row wise mean of groups of columns in a matrix M. All columns belonging to the same group have the same column name. My idea is to create a new vector V containing these column names, but after first removing the duplicates. Then I would calculate the means using for instance rowMean() and by comparing the column names of M with the vector V, getting the indices
2007 Dec 26
1
Can I limit my browsing of share between clients?
Hi, I have a share like this: [Accounts] comments = Accounting Dep common files browseable = yes writable = yes locking = no path = /mnt/accounts guest ok = no hide ureadable = yes create mask = 0777 directory mask = 0777 host allowed = 192.168.0.20 192.168.0.25 192.168.0.27 192.168.0.28 I wan't 'Accounts' to only be visable on the client's WORKGROUP listed
2013 Dec 05
3
Ampliar data.frame con datos del propio data.frame
...ta.frame: p <- data.frame(id=c(1:6),cara=c(1,0,0,1,0,0),anterior=c(0,1,2,0,4,5),siguiente=c(2,3,0,5,6,0),superficie=c(1,2,0,1,2,0)) En realidad es muchísimo más grande, pero creo que las primeras filas servirán para explicar mi problema. El data.frame contiene los puntos de intersección entre fotones y superficies. Dichos puntos están identificados con el campo "id". Por otro lado, el campo "siguiente" indica cual es el id de la siguiente intersección. Mi problema es que necesito crear una nueva columna llamada, por ejemplo, superficie_siguiente, que indique cual será la sup...
2013 Dec 05
1
Ampliar data.frame con datos del propio data.frame
...,0,0,1,0,0),anterior=c(0,1,2,0,4,5),siguiente=c(2,3,0,5,6,0),superficie=c(1,2,0,1,2,0)) > > > > En realidad es muchísimo más grande, pero creo que las primeras filas > > servirán para explicar mi problema. > > > > El data.frame contiene los puntos de intersección entre fotones y > > superficies. Dichos puntos están identificados con el campo "id". Por > otro > > lado, el campo "siguiente" indica cual es el id de la siguiente > > intersección. Mi problema es que necesito crear una nueva columna > llamada, > > por ejemplo,...
2009 Nov 24
1
Decision trees with factors and numericals
Hi all, Does any of you know how to make a decision tree when the data set contains factors and numericals? I've got a data frame with 3 columns, where y and x1 are numerical and x2 contains factors. Is it possible to use the rpart package, and in that case how? Otherwise, is there another alternative? This is what I've tried so far > rpart(LT50_NA ~ Raf + Antho,
2013 Dec 05
0
Ampliar data.frame con datos del propio data.frame
....frame(id=c(1:6),cara=c(1,0,0,1,0,0),anterior=c(0,1,2,0,4,5),siguiente=c(2,3,0,5,6,0),superficie=c(1,2,0,1,2,0)) > > En realidad es muchísimo más grande, pero creo que las primeras filas > servirán para explicar mi problema. > > El data.frame contiene los puntos de intersección entre fotones y > superficies. Dichos puntos están identificados con el campo "id". Por otro > lado, el campo "siguiente" indica cual es el id de la siguiente > intersección. Mi problema es que necesito crear una nueva columna llamada, > por ejemplo, superficie_siguiente, que indi...
2005 Mar 31
1
CentOS as an internet gateway
I would add the below: -Recommend using CentOS 4.0 -Use squid rpm, no tar (this is for new users I'm guessing). -Recommend using etherape and iptraf (available as rpms) for a graphical overview of traffic. http://etherape.sourceforge.net/ -Recommend the use of chkrootkit, and TCP Wrappers (at the least put ALL: ALL EXCEPT PARANOID in /etc/hosts.allow) to protect servers. -Provide some
2009 Nov 03
2
Change negative values in column
Hi all, I'm trying to write a script that changes all negative values in a data frame column to a small positive value, based on the the minimum value of the column. However, I get the following error: Error in if (x[i] < 0) { : argument is of length zero As well, I would "minimum" to be the smallest of the non-negative values...
2002 Feb 26
4
Help again for Samba 3.0
Hello again, althogh some of you already tried to help me, I still have the same problem: I'd like to test the new Samba 3.0 as a PDC for two Windows 2000 clients. My OS is FreeBSD 4.5 Can anyone help me with that ? I always get the errors : 'no user session key' and 'remote procedure call failed'. As I found out the error messages (on the clients) both change regularly.
2002 Feb 14
12
Home shares staying (NT4)
I am having the same trouble with automatically mounted home shares with samba 2.2.1a (PDC, domain logins, roaming profiles) and NT4WS sp6a. If I login as one user, logout, then login as another, I can view the previous users home share as well as my newly logged in users home share (lather, rinse, repeat...). The NT box has a machine account, domain logins work, profiles work, login scripts
2006 Mar 14
21
Changing default date format in Rails
I''ve spent all day digging through the rails api and postgres-pr on this, I think it''s time to ask the list. Postgres stores a Date in YYYY-MM-DD format. My users want the dates in MM/DD/YYYY format. Sure, I could explicitly convert it on the app level every place where a date is displayed, but that seemed like a DRY violation. I thought I''d be clever and simply