similar to: strings issue

Hello Everybody, I am starting with Rails and I am wandering questions about Rails possibilities. Actually, I want to design an application that has particular needs and I would like to know wether Rails can do them. As I am newbie with Rails, I ask you these questions. Basically, it is possible to execute shell commands from a rails pages (eg: I want to launch a c++ program)? Can it define a

Hi everyone, I have a question about class variable in Rails: I have a class Point that contains an class variable @@color_points="green" In a first web Page I want to set up this variable, hence i do Point.color_points = "green" then i test it using puts Point.color_points ( = green, it works,yes!) Then i have a link_to instruction that points to another web page. On this

Hello, Using shoulda, any ideas how to allow blank when having this test: should validate_uniqueness_of(:email) Thanks. -- J. Pablo Fernández <pupeno-GAtDADarczzQT0dZR+AlfA@public.gmane.org> (http://pupeno.com) -- 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

Hello, I''m a beginner, so any hints are appreciated; I''m still trying to find my way around Rails code. For a bug I''ve found I need to create a table called "values" so I added this: create_table :values do |t| t.integer :value end among the other table creations in activerecord/test/cases/migration_test.rb. Is that ok? But then, when I run the tests

Is there any way to prevent Rails 3 from using an ORM? In Rails 2, it used to have a description in environments.rb explaining how to do that. In Rails 3, is there any way to tell it to not use any database? I was trying to make some benchmarks from situations that don''t require a database... Thanks in advance, Rodrigo. -- You received this message because you are subscribed to

Rails is not changing my divs styles. I made a new layout and set a div''s style to style="width:2000" but it does not change the width. Any ideas? -- Posted via http://www.ruby-forum.com/. -- 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, I keep on trying to write some small scripts in order to learn R but even with basic scripts I have problems ... I start with the name of a file which is in fact the time the file has been generated (I cannot change the format). Then I convert namefile with strptime. The problem occurs when I add another time from another file with append. It displays some informations I don't want. I

Hey all, I am getting this error: NoMethodError (undefined method `gsub!'' for 2012-01-22 17:00:00 -0500..2012-01-23 00:00:00 -0500:Chronic::Span): in this code: date_range = Chronic.parse(the_date, :guess => false) reports.sum_distance_by_date(date_range).each do |d| u[:m] << d end def

Hi, I''m trying to do a query on controller for get list by a boolean value I do @movies = Movie.where(:active => 1) This value is already on form and it is being written on database, but when I write a block, I still picked up the list of all videos Can anyone see what I''m doing wrong? Thanks! -- *Fernando Aureliano* -- You received this message because you are

I have Rails 3 and Ruby 1.9.2 Installing rmagick (2.13.1) with native extensions /opt/local/lib/ruby/site_ruby/1.9/rubygems/installer.rb:551:in `rescue in block in build_extensions'': ERROR: Failed to build gem native extension. (Gem::Installer::ExtensionBuildError) /opt/local/bin/ruby19 extconf.rb checking for Ruby version >= 1.8.5... yes checking for gcc... yes checking for

Hello, When I do rails server it chrashed with this ouput : http://pastebin.com/DJ21qC5h Anyone a idea what is the cause of this problem and how to solve this ? Roelof -- 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 rubyonrails-talk-/JYPxA39Uh5TLH3MbocFF+G/Ez6ZCGd0@public.gmane.org To

Hi, I need to set up an initial value from controller. In my views I''ve something like <%= text_field "object", "name" %> and would like to do something like this from controller def index @object[:name] = ''default value'' end but still got an error. Object doesn''t have database model (and will not have) Thank you PS: now using

I installed RVM and am getting a kinds of errors. I have managed to get most things back to normal but I get this error now in one of my apps. /.rvm/gems/ruby-1.9.2-p180/gems/railties-3.0.7/lib/rails/application.rb:63:in `inherited'': You cannot have more than one Rails::Application (RuntimeError) -- Posted via http://www.ruby-forum.com/. -- You received this message because you are

Hello, I am getting error :- #<CSV::MalformedCSVError: Unclosed quoted field on line 1892.>. I have following code :- -------------------------------------------------- @parsed_file = CSV.open("#{RAILS_ROOT}/private/sales_report_files/#{@file_folder}/#{@sub_file_folder}/#{@file_name.filename}",''r'',:col_sep =>?\t) @parsed_file.each_with_index do |row, index|

Hello, I am building my first application with MySQL database and I am solving this problem - my app can''t to connect to MySQL server. MySQL server is running, in terminal (I am working at Mac) I created MySQL table and I set password to MySQL with using following command: mysqladmin -u root password ''mypass'' in database.yml is: development: adapter: mysql2

I convert my old JS files into CoffeeScript, In my public controller I used this functions $(''#events a'').lightBox() $(document).ready -> $("#slider").easySlider auto: true, continuous: true they load inside application.js like this (function() { $(''#events a'').lightBox(); $(document).ready(function() {

I was working with some excel files with a lot of data. And by hand it is impossible to handle them. So they are now converted to .csv. With headers above the columns, like: Data1, Data2, Data3 But now I needed to calculate the log2 value of Data1 and place the result under Data2. I can't find how to do that. Does anyone else know? I have the log2 values, but how do I get then

in a database table if there is a field which has a certain set of fixed values. for example staus => {Single, Married, Divorced } OR state => {California, Albama, Olaska ...} so what should be preferred way out of the following for storing the values 1. Keep the field as "string(Rails)" VARCHAR(MySQL) itself ....and while showing the field just show the field value. 2. Keep

hii -- 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 rubyonrails-talk-/JYPxA39Uh5TLH3MbocFF+G/Ez6ZCGd0@public.gmane.org To unsubscribe from this group, send email to rubyonrails-talk+unsubscribe-/JYPxA39Uh5TLH3MbocFF+G/Ez6ZCGd0@public.gmane.org For more options, visit this group at

Hello, (Saddened for my bad English) I have just created a script to install NUT I manage the events with UPSSCHED and I would like to know how to launch this command via /etc/nut/upssched-cmd every 5 minutes to verify the level of battery of the UPS and decide on the action to be run. Is there an option in the configuration which I was able to forget? Other question : there is another command