similar to: formatting amount

I have just started with Ruby and Rails and am still greatly confuse, finding the usual tutorials not much help. What I want to do is take two numbers from my database, multiply them together and display them in a list with a comma for the thousands separator. This would be very easy to do in a spreadsheet, so I assumed it would be easy to do in Ruby on Rails but I can''t work out how. I

Hi, I am using the ''acts_as_taggable'' gem and have issues when I try to ''tag'' an entity with a ''tagname'' already defined. i.e 1) book[1].tag(''science'',''paperback'') --> works fine 2) book[2].tag(''roman'',''physics'',''paperback'') --> creates an

Hi, I have built a simple RoR application and would like to show it to some friends. I would like to assign a dyndns URI like "myapp.dyndns.org" address to point to the application. As the WEBrick/Mongrel servers are running in "localhost (so loopback connections)" and I couldn''t bind them to the external server name or couldn''t bind them to my IP

Hi I have the following values pActualCost = 33.00 pPaymentCost = 29.99 So this calculation should leave me with 0.01 pPaymentDifference = pActualCost - pPaymentCost however when doing this in rails, it returns 0.00999999999999801 has anyone got any suggestions to whats going wrong and how I can correct this Thanks Scott -- Posted via http://www.ruby-forum.com/.

Hi, What is the best way to parse HTML? Or is there a simple way to convert a table to an array? I tried beautiful_soup and the built-in htmltools, but have trouble getting them to run. Any pointers? Thanks, Hari -- Posted via http://www.ruby-forum.com/.

Hi, How do I associate two different tables which have a lookup id (table) as common. I tried the has_many :table2, :through => look_up_table in my table1 model. Any hints? Thanks, Hari -- Posted via http://www.ruby-forum.com/.

Hi, Where to put the execute statements in migration scripts? e.g, I would like to create a table and add a foreign_key reference. def self.up ?? execute "alter table ...." create_table :my_table do |t| t.column :user, :string end ?? execute "alter table ...." end Should the execute statement be above the table creation or below the table creation? Logically I

Hi, I am using the autocomplete for text field with ''Scriptaculous'' and it works perfectly fine in "new" action. All the examples I see are only for the "new" action. But doesn''t default to the selected value/text in "edit/show" action? Is this possible or should I write custom code for "edit/show" action? Thanks, Hari --

Hi, How can I make sure the redirect should act as a "POST" method and not as "GET"? Thanks, Hari -- View this message in context: http://www.nabble.com/redirect-as-post--tf1884434.html#a5151391 Sent from the RubyOnRails Users forum at Nabble.com.

Hi, How can I debug the models interactively? When I load the console using "ruby script/console", the changes in the models doesn''t get reflected. I have exit the console and reload the console everytime I make some changes. Is there a better way? Thanks, Hari -- Posted via http://www.ruby-forum.com/.

hello all i want to get the substring of a string i found a source that do it...but don''t work in my machine example "the source of ruby".chars[0..5] that must return "the so" -- Posted via http://www.ruby-forum.com/.

Hi, When I start the "autotest" it gives me the following error...not sure what HOME path I have to set...all Ruby/Rails related components are in path! --- C:\>autotest -rails C:/Tools/InstantRails/ruby/lib/ruby/gems/1.8/gems/ZenTest-3.3.0/lib/autotest.rb:285:in `expand_path'': couldn''t find HOME environment -- expanding `~/.autotest'' (ArgumentError) ---

Back in 2.1.1 everything was sweet: Loading development environment (Rails 2.3.3) >> include ActionView::Helpers::NumberHelper => Object >> number_to_currency(12.3) >> "$12.30" Then I upgraded to 2.3.2 and: Loading development environment (Rails 2.3.3) >> include ActionView::Helpers::NumberHelper => Object >> number_to_currency(12.3) >> 12.3

Hi, I would like to deploy a RoR application from my local machine to a remote host. Looks like the capistrano assumes that you are using an internet accessible host for the SVN repository and doesn''t checkout files using file:///! Did I miss some configuration? How do other people handle their application deployment from your local machine? Thanks for your feedback. Regards, Hari

Hi, How do I configure my routing file to handle the following condition: www.my-domain.com --> "Web site under construction" page www.my-domain.com/beta/ --> The actual beta application In the normal case when I access "www.my-domain.com/beta/" the application works fine but the redirects go the root and fails. How can I make sure the "redirects" goes to

Hi, I am reading RSS feeds and quite often I get the following error in the "net" library. Anybody had such error before? Any info would be very useful? Thanks, Hari ----- /usr/lib/ruby/1.8/net/protocol.rb:133:in `sysread'': end of file reached (EOFError) from /usr/lib/ruby/1.8/net/protocol.rb:133:in `rbuf_fill'' from /usr/lib/ruby/1.8/timeout.rb:56:in

Using File.size(myfile) I can get the size of the uploaded file in _bytes_. Does anybody know of a function to convert bytes into a more human readable format? If I had a wish list for a "file_size_in_words()" function, it would do this: 10752 bytes becomes "10.5 Kilobytes". 2213814 bytes becomes "2.1 Megabytes". 238 bytes becomes "Less Than 1 Kilobyte".

I was trying to access rails functions (number_with_precision) from an irb session. It can''t find the method. How do I load the libraries ? TIA LS -- Posted via http://www.ruby-forum.com/.

Hello I''ve encountered a little problem with zeros using the decimal data type Specifying a scale of 3 and inserting a number with 3 zeros after the point (for example 12345.000) it gets correctly stored in the database, but rails insists to show me the number only with the first zero after the point (12345.0) There is a way to tell rails to not truncate at the first zero?

Hi, I have a float that often looks like somthing like 2003.2 in my controller (1 decimal place) Is there a way to always show it to 2 decimal places eg 2003.20 ? Thanks Scott -- Posted via http://www.ruby-forum.com/.