similar to: disabling text_field

Hi Friends , Got a unique requirement .I am designing a invoice printing system .So right now I have the NEW page for adding the invoice details to the table .Now I have the requirement of adding Invoice Items In the same form .I have added multiple text boxes to enter the values of the Items using <%= text_field ''invoiceitems[]'', ''item_price''

Hello friends , I have a clear method here :: def create @invoiceitems = Invoiceitems.new(params[:invoiceitems]) @invoiceitems["invoice_id"] = params[:id] if @invoiceitems.save flash[:notice] = ''Invoiceitems was successfully created.'' redirect_to :action => ''new'',:id => params[:id] else render :action =>

hi friends, How can i install ruby on rails locally .I mean I dont have internet access in my system and want to install Ror .Please help me out . Thanking you, Naroor Rathish -- Posted via http://www.ruby-forum.com/.

Hi friends , I want to disable the text box we use in ruby on rails .How can I add the disabled keyword inside <%= text_field ''invoice'', ''inv_amount'' ,"size"=> 15 %> . I tried <%= text_field ''invoice'', ''inv_amount'' ,"size"=> 15 ,"disabled" %> Thanx and regards, Naroor

hello friends , I was trying to select all the invoice items from the table invoiceitems with a condition.But I am getting a NULL array .Please help me in fixing this :: @oldinvoiceitems = Invoiceitems.find(:all, :conditions => [''invoice_id = :invoiceid'', { :invoiceid => ''params[:id]'' } ] ) Thanx and regards, Naroor Rathish,

Hello Friends, def new @invoiceitems = Invoiceitems.new @oldinvoiceitems = Invoiceitems.find(:all, :conditions =>[''invoice_id = :invoiceid'', { :invoiceid => params[:id] } ] end Error is being shown in the line number with ''end''. This is for initialising a new invoiceItems object and also finding and storing all the invoice items for a

1st: I am a newbie to Rails & to pure OO. Q: I want to use rails for creating a "master-detail" form. page layout will allow users to type in an "expense report header" and as many "expense report lines" as they need to. I understand how to wrap the final submit action using "transaction" to ensure the inserts to the database happen within the same

Hi, can anyone tell me how is the following lines in ruby works on rails .how is the key value pairs accessed by rails . params[:invoiceitem].each do |key, val| @invoice.invoiceitems << InvoiceItem.new(val) end Thanx and regards, Naroor Rathish, www.naroor.blogspot.com -- Posted via http://www.ruby-forum.com/.

My background is Windows development using Visual Studio and I''m trying to get up to speed with Ruby on Rails, so please excuse these basic questions. I''ve downloaded InstantRails and can run the sample application - so Apache, MySQL, Ruby etc. are working. Where''s the "development environment"? Where do I go to edit files, create models and controllers

I just keep thinking this is going to slice through queries like a hot knife through butter, but... there''s something I''m not getting. Here''s the gist: # get the people like the search criteria Members.find(:all, :conditions => [''first LIKE ? OR last LIKE ?'', params[:search], params[:search]) joined with the alternative of

Hi friends , I was trying this code and finding some errors.I am trying this to implement dynamic creation of invoice items in invoices using AJAX .Please go thru . I added a partial :: <% @invoiceitem = invoiceitem -%> <%= text_field ''invoiceitem'', ''item_price'', ''index'' => invoiceitem_counter %> <%= text_field

Hi, I have been building a invoice generator(in ruby on rails) for the past some days and been stuck on the final page .This page will have fields for entering the invoice details and also I have added a AJAX effect so that fields for invoice items get created dynamically . its all design well but the issue comes when I am trying to save the page .That is adding ivoice details to invoices

I found a tutorial for creating classes using generic functions ? S3 way ! It was short description so I couldn't grok in full its usage ... So far so good, what i currently do is something like this : Blah <- function(data,...) UseMethod('Blah') Blah.default <- function( ...... ) { self = .... class(self) <- 'Blah' self } Blah.some_method <-

Hiall, I want to make an image_tag from within a controller in order to be able to present a link (with a status image) in a view. Here is my controller method (in file webca_controller.rb, hence WebcaController) def untouched_status_image_tag image_tag("open", { :alt => "Offen", :title => "Offen", :size => "12x12", :class =>

I wanted to group some functions which I use in some models in one place. Controllers have application.rb and views have helpers but I couldn''t find anything about models. Using the /lib directory seemed to be the only way. Alright... so I have something like this: /lib/code.rb class ActiveRecord::Base def method_a(n) ....... end def method_b(n) ........ end end

I have a simple question when to the synchronize method in the Mutex class. Now that backgroundrb has allow_concurrency = true there is no need to synchronize database calls in threads. The question I have is lets say I have a simple method in my worker as follows: def some_method SomeModel.find_all each do |obj| obj.some_count += 1 obj.save! end end It accesses the database, but

I have a method in a controller that invokes a render :partial => ''some_partial_view'' In that view, I''m trying to access a method defined in a model, like this; <% for view in @an_array %> <% local_var = view.some_method() %> <% another_var = view.a_column_name %> etc.. I am getting an undefined method error but the model is accessible

I have an app that requires me to define a class variable (actually an array) in a controller and then access it from within a view. It seems that the class variables aren''t working right. Here is an example of what I''m trying to do. class DisplayController < ApplicationController @@thumbnail_array = Array.new ... def some_method @@thumbnail_array = SomeModel.find_all

I was looking at Kyle Mawell''s extremely nifty-looking StateModels plugin http://www.kylemaxwell.com/articles/2006/02/06/fun-with-single-table-inheritance and before I go down the road with it, I was wondering if anyone has used it with file_column. The way file_column deals with an uploaded file -- by storing it to the filesystem in a path that employs the model name and id --

Hi, How can I validate user info under certain conditions? For example, I just downloaded a plug-in that allows me to validate phone numbers, but what I would like is to only validate the phone number if it is not blank and if the user_type_id field is equal to one. How can I achieve such a validation in my user model? Thanks, - Dave --~--~---------~--~----~------------~-------~--~----~ You