similar to: join table naming

Saludos compañeros/as. Consideren una matriz de n columnas y n filas. Quiero distribuir aleatoriamente 6 números predefinidos (11,12,13,21,22,23,31,32,33,41,42,43), con una probabilidad de aparición de cada número que será igual a la frecuencia de ese número dividida por la frecuencia total de todos los números. Soy incapaz de resolver el problema: con la función rbinom sólo puedo generar dos

At the point of this section *http://ruby.railstutorial.org/chapters/sign-up#sec-signup_failure*<http://ruby.railstutorial.org/chapters/sign-up#sec-signup_failure> clicking the "Create my account" button on the signup form shows the following image at <http://ruby.railstutorial.org/images/figures/signup_failure_rails_4.png> According to the tutorial, I must modify

Saludos, tengo una base de datos con tres variables: especie, tratamiento y abundancia. Quiero hacer comparaciones múltiples con Tukey. Ya había usado el comando TukeyHSD(aov(x~y)). La cuestión esque ahora tengo varios niveles del factor especie y varios niveles del factor tratamiento. Si hago TukeyHSD(aov(abundancia~especie:tratamiento)) me salen todas las comparaciones posibles, pero yo sólo

I bought this book about rails for beginers (head first Rails) and its quite simple and good for someone who has no clue about Rails (or any other language) On chapter two it talks about routing but unfortunately the book is for rails 2 and i have rails 3 installed on my mac. The line i have to enter in the config/routes.rb of my application is: map.connect ''/ads/:id'',

<https://lh4.googleusercontent.com/-IA0TutFw54A/UmVnJwi7CHI/AAAAAAAAAzg/fEZFf_kHsug/s1600/git.gif> Hi again, I''m working on http://ruby.railstutorial.org section http://ruby.railstutorial.org/ruby-on-rails-tutorial-book#sec-git_push I''m trying to push the repository to the remote site but what ever I fials. I''ve updated, removed the s of the https etc but still

Estimados usuarios de R en Castellano Hace meses la Escuela Politécnica de Mieres asumió la organización de las II Jornadas de Usuarios de R en Castellano. Como miembro del comité organizador, os envío una primera propuesta del programa a realizar, en la que las comunicaciones se prevé inicialmente se dividan en cuatro temáticas: 1. Aplicaciones industriales. 2. Aplicaciones médicas. 3.

Hola usuarios, Necesito detectar si existe o no un cambio de tendencia y si dicho cambio es significativo, para una serie temporal del tipo AirPassengers, en la que a partir de un determinado momento se ha hecho una campaña (supongamos que una promoción de vuelos). Para ello he pensado varios métodos: Usar la descomposición espectral de la muestra [decompose(AirPassengers)] y luego una Regresión

Hi folks, I''m going through railstutorial.org and so I apologize if I''m hitting the wrong group here and would appreciate any appropriate redirection if necessary. I''ve set up Spork + Autotest as per Michael''s instructions in http://ruby.railstutorial.org/chapters/static-pages#sec:testing_tools Essentially by doing the following (using rvm & I''m

Hi, Anybody know why :onchange works here... <%= select_tag "Minisections", options_from_collection_for_select(@minisections, :id, :title, :selected => @minisection.id), {:onChange => "{alert(''Minisection has been changed to x !'')}"} %> but NOT here (to call a function)... <script type="text/javascript"> function xyz() {

Following chapter (1) of the Ruby on Rails tutorial: http://railstutorial.org/, I was able to successfuly push the application to "Heroku" using: > git push heroku master But, when I open the website, I get a page with the following: App crashed This application is temporarily offline. If you''re the administrator of this app, please check your heroku logs for the backtrace.

Hi! I have Samba AD DC and Samba fileserver (hereafter-FS) as domain member. I need to organize access to the specific shares on FS for a groups of specific domain users. Where should I make the domain user groups - on DC, on FS or on both? Does the FS need any local Samba users at all? What if domain users' homes are located on FS? Janis

I am following the rails tutorial: http://railstutorial.org/chapters/filling-in-the-layout#top Basically the test is something like: spec/requests/layout_links_spec.rb require ''spec_helper'' describe "LayoutLinks" do it "should have a Home page at ''/''" do get ''/'' response.should

Hi all I have just downloaded the sma package from CRAN. On installing on my linux machine, I get the message > library(sma) > data(MouseArray) Warning message: file 'MouseArray.RData' has magic number 'RDX1' Use of save versions prior to 2 is deprecated Hereafter, MouseArray is not found: > MouseArray Error: object "MouseArray" not found We were

Hi! They have in my university a Cisco VPN solution. Unfortunatelly, if you are cuban, irakian, iranian or a couple of other nationalities, you are not able to use it (sic...). I would like to study the possibility to install tinc as client. I've read that "There is no real distinction between a server and a client in tinc". Would tinc work as a client with the Cisco VPN? Of

I am trying to render a file from Subject resource in a User resource view. I am getting error: undefined method `each'' for nil:NilClass. Apparently @subject is nil but not sure how to fix this... Here is User resourve view (users/show.html.erb) <%= render ''subjects/index'' %> Here is subjects_controller def show @subject = Subject.find(params[:id]) ...

Hello, my data.frame is sort of a collection of process values, i.e. huge run-chart. It consists of a time-stamp in the first column (date as string), factors in the following columns (used for subset-filtering), and some process-data columns. Hereafter, two examples are listed, showing the problems that occour during print: At first the example, that works fine:

Hi there, I was looking for a GSM gateway, but I didn't find any prices... Anybody knows how much one of these costs? And, is it possible to use an amateur radio with asterisk? Thanks, Marconi.

Hi all, Still working through the Hartl tutorials. Making progress but am hitting (another) wall. The repository is on github at: git-9UaJU3cA/F/QT0dZR+AlfA@public.gmane.org:aamax/sample_app.git if you want to see the code. I''ve pretty much followed the tutorial exactly except I am using rails 3.1.0 rather than 3.0.1 and some of the other gem versions are different. I

Hi there Yes, I know very little of ruby. I must take a crash course? Probabily. Anyway, I try to ask this here. I have a control: customer_controller. From here, I can do something like: @id = 1 @customer = Customer.find(id) Now @customer will contain all the fetched record for customer with id = 1. Great. From this controller I will render an html page. Somewhere the view will print test.

Hello all, I am still very new to programming and wonder if I could get some help. I have tried to figure this out myself but still having trouble with some of the concepts. I’ll do my best to explain the problem and include the code. I may be completely off track, so ANY direction offered would be deeply appreciated. I have a question model / object which consists of a question, answers, and