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  • download multiples files in one request

    - by alexperto
    I don't know if it is posible, but I'd like to download a group of pdf's in only one request this is the way I download a particular invoice: def show @invoice = Invoice.find_by_invoice_hash params[:hash] respond_to do |format| format.html format.xml do send_data File.read( @invoice.xml_path ), type: 'text/xml', filename:

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  • Why does Ruby have Rails while Python has no central framework?

    - by yar
    This is a(n) historical question, not a comparison-between-languages question: This article from 2005 talks about the lack of a single, central framework for Python. For Ruby, this framework is clearly Rails. Why, historically speaking, did this happen for Ruby but not for Python? (or did it happen, and that framework is Django?) Also, the

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  • Can't install ruby-debug-ide on Windows 7

    - by Jack Allan
    I'm running netbeans 6.8 on windows 7 pro (x64) with the bitnami stack and I'm using ruby 1.8.7-p72. Note: I can't change the version of ruby I am using because I am working with a team, this is a college project and we have only 3 weeks left before we have to hand it in. Changing the version of ruby at this time would be too much work I

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  • How can this C and PHP programmer learn Ruby and Rails?

    - by Winston
    I came from a C, php and bash background, it was easy to learn because they all have the same C structure, which I can associate with what I already know. Then 2 years ago I learned Python and I learned it quite well, Python is easier for me to learn than Ruby. Then since last year, I was trying to learn Ruby, then Rails, and I admit,

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  • DES3 decryption in Ruby on Rails

    - by AntonAL
    My RoR server receives a string, that was encrypted in C++ application using des3 with base64 encoding The cipher object is created so: cipher = OpenSSL::Cipher::Cipher::new("des3") cipher.key = key_str cipher.iv = iv_str key_str and iv_str: are string representations of key and initialization vector for encryption algorithm.

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  • Nesting Ruby on Rails HAML Checkbox in Label Tag

    - by user1279116
    I have the following code which doesn't work: = form_for(resource, :as => resource_name, :url => session_path(resource_name), :html => { :class => "well" }) do |f| = f.label :email = f.email_field :email = f.label :password = f.password_field :password - if devise_mapping.rememberable? %p = f.label :remember_me,

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  • Ruby on Rails app in root directory?

    - by Chris Leah
    Hey guys, new to rails, but I have found out how to create an app now through the shell but to create an app using rails appname would give me a url of http://url.com/appname/ but I want my app, to be within the route if you understand me, so it's just http://url.com/login/ or /signup or /play so on? So does anyone have any

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  • Ruby JSON.pretty_generate ... is pretty unpretty

    - by Amy
    I can't seem to get JSON.pretty_generate() to actually generate pretty output in Rails. I'm using Rails 2.3.5 and it seems to automatically load the JSON gem. Awesome. While using script/console this does indeed produce JSON: some_data = {'foo' => 1, 'bar' => 20, 'cow' => [1, 2, 3, 4], 'moo' => {'dog' =>

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  • ruby super keyword

    - by ash34
    Hi, From what I understand, 'super' keyword invokes a method with the same name as the current method in the superclass of the current class. Below in the autoload method, there is a call to 'super'. I would like to know in which superclass I would find a method with the same name or what does the call to 'super' do

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  • Textmate Ruby on Rails Highlighting

    - by yuval
    Hi, I have textmate 1.5.7 running on my leopard machine. When programming in rails, for some reason some key words do not get highlighted. For example: validates_presence_of, has_many, remote_form_for (form_for gets highlighted) etc... I tried switching themes and it did not help. I also tried upgrading to the most

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  • Ruby libraries for parsing .doc files?

    - by Platinum Azure
    Hi all, I was just wondering if anyone knew of any good libraries for parsing .doc files (and similar formats, like .odt) to extract text, yet also keep formatting information where possible for display on a website. Capability of doing similarly for PDFs would be a bonus, but I'm not looking as much

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  • How to calculate Least Signficant Byte in Ruby

    - by Seth Archer
    I'm sending a byte array to a piece of hardware. The first 7 bytes contain data and the 8th byte is a checksum. The 8th byte is the Least Significant Byte of the sum of the first 7 bytes. Examples that include the correct checksum. The last byte of each of these is the checksum 200-30-7-5-1-2-0-245

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  • Creating a function in ruby

    - by Micke
    Hello, i have some problem with creating a function to my Rails app. I want it to work like this: str = "string here" if str.within_range?(3..30) puts "It's withing the range!" end To do that i added this into my application helper: def within_range?(range) if self.is_a?(String)

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  • Basic Ruby on Rails Question about routing

    - by Acidburn2k
    I have a controller without any related model. This controller is to span some informations from various models. I have lots of actions there, which define certain views on the page. What would be the best way to organize routes for this controller. What I would like is to have

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