Getting spree cart to play nicely with rspec & cucumber
Just setting up spree and wondering how best to setup the project so I can use cucumber and rspec. Thanks evolve ...
ruby
What is called a rakefile ?
Hi, I have started learning Ruby and just tried out my first hello world program in NetBeans IDE. I have one doubt, I can see that the new project wizard created set of package structure. It had one "Rakefile" in it. What does that mean and what is the use of it? Thanks, Bragaadeesh. ...
Replicating object function across various model files in Ruby on Rails
I am looking to replicate a given object function across various model files As you can see below, the 2 things I need to vary across the model are 1) the "guser" string 2) the self.xxx SIMPLIFIED CODE SAMPLE: def self.get_all statement="SELECT * FROM gusers WHERE" results = results + self.find_by_sql(["#{statement...
IO class in Ruby 1.9
Dear experts, Is there anything new with IO class in Ruby 1.9? I was trying to use IO.readlines but somehow it did not parse correctly (truncate few characters prior to .) INPUT: abc.csv: [email protected] f_profiles = "abc.csv" emails = IO.readlines(f_profiles) OUTPUT: emails = ["[email protected]"] Thanks, ...
Ruby (Rails): export db data for SPSS
I have a Rails application to do web surveys. It stores answers to multiple-choices (fixnum) questions into sqlite3. Is there any ruby gem that I can use to export my data into spss format ? I'd like to be able to export for SPSS version prior of 16/16 or up. My SPSS export needs to include two files: a syntax file (survey_name_SPSS_s...
Debugging on the production server in Rails
how do you effectively debug on live server in rails, whether on a beta/production server? I tried modifying the file directly on the server, and restarting the app, but the changes does not seem to take effect, or takes a long time to (caching?) I also tried to do "script/server production" locally, but that is very slow The other o...
Active Scaffold + Ruby 2.3.5 not working
Hello, I have an application with Rails 2.3.5. And Im trying to use AS latest version, I have used it previously but cant make it work here. I have my ingredient_categories Controller, where i put class Administration::IngredientCategoriesController < ApplicationController layout "default" active_scaffold :ingredient_categories en...
Working with anonymous modules in Ruby
Suppose I make a module as follows: m = Module.new do class C end end Three questions: Other than a reference to m, is there a way I can access C and other things inside m? Can I give a name to the anonymous module after I've created it (just as if I'd typed "module ...")? How do I delete the anonymous module when I'm done with ...
Should I include the binary in a Rails plugin or not?
Hello. I'm trying to roll out a little Rails plugin that is basically is just a wrapper to a 7zip archiver. Should I include the 7zip binaries for windows, mac and linux with it or explain to user that it's a dependency and they need to get it working. I know it's not that difficult to install a 7zip, but what is the best practice in...
What module(s) do I need to include to get 5.seconds to work in Ruby?
Because apparently require 'date' doesn't include the method hours or seconds etc: undefined method `hours' for 5:Fixnum (NoMethodError) Am I missing something? Is 5.seconds only something you can do in Rails? If so, what is the require statement I need to get this to work in a ruby script? ...
How can I get synchronous/blocking I/O in ruby across multiple threads?
I simply want to use ruby, yet I feel that I cannot if my goal includes using multiple threads that do any form of blocking IO. Even for what would be a small script, when I see the need for multiple threads I start to turn to java. Is there a good way I can use Ruby to create multiple threads, have each block when needed? As many of you...
RVM can't switch to Ruby 1.9.1
I installed Ruby 1.8.7 through apt-get. I then installed 1.9.1 through RVM. The RVM 1.9.1 installation was successful: root: rvm install 1.9.1 <i>Installing Ruby from source to: /usr/local/rvm/rubies/ruby-1.9.1-p378 </i> <i>/usr/local/rvm/src/ruby-1.9.1-p378 has already been extracted. </i> <i>Configuring ruby-1.9.1-p378, this may take...
Array Flatten does not work (Instance variable nil)
I was trying to write a simple array flatten method, but it does not work using instance variable. It works only using class variables. Can anyone tell me why? and how to make it work using instance variables. class Array @y = [] def flatten_array self.each do |x| if x.class.to_s != 'Array' @y << x else x.flatt...
Issues with Sinatra and Heroku
So I've created and published a Sinatra app to Heroku without any issues. I've even tested it locally with rackup to make sure it functions fine. There are a series of API calls to various places after a zip code is consumed from the URL, but Heroku just wants to tell me there is an server error. I've added an error page that tries to g...
formtastic weird month name display
Hi, i'm using formtastic, all is ok, but strange thing - on = form.input :birthdate, :as => :date it renders to something like <li><label for="profile_birthdate_2i">Month</label><select id="profile_birthdate_2i" name="profile[birthdate(2i)]"> <option value="1">114</option> <option value="2">97</option> <option value="3"...
How to I change the text location on my google map for map clusters in Fluster2?
Hi, I'm using google maps to create a bunch of POI on a map. I'm using the Fluster2 library to cluster the POI together when there are too many in a certain location. This all works fine and I'm very happy but I would like to move where the fluster2 text is written so it matches my custom icon. ie: it has a marker with 5 written over i...
Does the OS make a significant difference for Ruby Development ?
Hi, I have been working in Java for the past 4 years and I am currently switching over to Ruby. I am so excited about it and I feel good to finally get a hands on experience on a scripting language first time. The task assigned to me is to first pick a OS of my choice and setup a Ruby in it and study for 2 weeks. I have been developing ...
Rails Routes :requirements
I want to set a route :requirements on an array that verifies a particular parameter is included in an array: atypes = [:culture, :personality, :communication] map.with_options(:path_prefix => ':atype', :requirements => {:atype => atypes.include?(:atype)}) do |assessment| ... end I haven't been able to find any documentat...
How to get methods list in scala
In language like python and ruby to ask the language what index-related methods its string class supports (which methods’ names contain the word “index”) you can do “”.methods.sort.grep /index/i And in java List results = new ArrayList(); Method[] methods = String.class.getMethods(); for (int i = 0; i < methods.length; i++) { ...
displayed value - in-place-editor
So I put in in-place editing for one of my models. One of the attributes is PRICE. I used the to_currency method to format the value before it is displayed. The problem I'm having is that with the in-place editor, I just can't figure out how to set a custom display value. I'm trying to get the price to display as $20.00 until it is cl...