similar to: Share partial among different resources

Hi, I’m an amateur learning rails and could use some help… I created a join table “pictures_questions” and append to it in the following way: @picture = Picture.new(params[:picture]) … if @picture.save @question.pictures << @picture Everything works fine but honestly I think I got this working by sheer luck and trial and error. I have 2 questions: 1. I do not understand the

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

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

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, 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() {

The test: test "should get new" do get :new, :room_id => @room.name assert_template(:ne) end the template new does not exists but the test does not get failure. Why? -- You received this message because you are subscribed to the Google Groups "Ruby on Rails: Talk" group. To post to this group, send email to

SyntaxError in Upload#index Showing *app/views/upload/uploadfile.rhtml* where line *#10* raised: compile error app/views/upload/uploadfile.rhtml:10: syntax error Extracted source (around line *#10*): 7: <% end %> Trace of template inclusion: app/views/upload/uploadfile.rhtml RAILS_ROOT: /home/malathi/www/upload Application Trace <http://localhost:3000/upload#> | Framework

Hi Everyone i am using devise for authentication for my app. Is there any way, Admin user can view other users password as normal string. Without storing there password as string in database? Please advise. -- You received this message because you are subscribed to the Google Groups "Ruby on Rails: Talk" group. To post to this group, send email to

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

hi all, i am getting an error ''undefined method ''current'' for 852:Fixnum'', the error coming for following line <%if @expert_pagination.current.previous%> <a href="#" class="darkgray1"

Hi all, I am using paperclip plugin. when i am trying to upload photo i am getting this error " Photo Paperclip::CommandNotFoundError " and i am getting this error on my server production mode. if i run on development mode on my server i can able to upload the pic. why this is happening i have no idea. can any help me out. Cheers, Kp -- You received this message because

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

Hi all, I am using Sunspot Search Engine in my app. When I deployed my app in production It it bit slower side. My Server Details: ram 256 Ubuntu 11.10 How can I check why my app is slow in production can any one help me out to solve this issue. Cheers, Kp -- You received this message because you are subscribed to the Google Groups "Ruby on Rails: Talk" group. To post to this

I have the following html <p><b>text</b>value</p> I can use assert_select "p>b", "text" to check the text portion, and assert_select "p", "value" to check that the value appears in a <p>. I cannot work out how to check that the two are in the same <p>. I have used assert_select for much more complex tasks but my mind

Apologies in advance ...this may be a really dumb question but here goes. @formatted_question[:a] contains text with HTML markup. I want to display it in a field so I can control its vertical and horizontal size on the page. When it is displayed on the page now, rather than interpreting the HTML, it is output into the text field as a string with all HTML tags showing. What am I doing wrong??

Hi Gurus, I wanted to add siteadmin user(basically a user with a certain role) while creating the site itself. I hope that i have done all the necessary stuff by going through raynb''s railscasts ( http://railscasts.com/episodes/196-nested-model-form-part-1) But could not see user fields being displayed in the site creation form.. Below are the details. I Have two model users and

Yo no conozco ningún paquete para hacer esto aunque probablemente exista. De todas maneras las cuentas de este tipo de calculos no suelen ser complicadas. Personalmente le recomendaría pasarse por una biblioteca y adquirir el siguiente libro donde explica con todo lujo de detalles, en castellano y simpliciddad como hacer estos calculos

Hi,I am developing a web app and am following the text-Agile web development.....Each time I click my "add to cart" button" i always get the  page below:I have double checked to see if i have errors in my code,there was none,please what do i need to do to proceed? NameError in InteractController#add_to_cartundefined local variable or method `find_cart'' for

Attached is patch to provide support for OpenSpace in mapstraction. A demo can be seen at http://yvonnesplants.co.uk/openspace_demo.html. Note that OpenSpace seems sometimes to have a problem with links clicked from email. If you get an error ''HTTP referrer not valid'' then open a new browser window and paste in the link and it should be ok. The following features are not