similar to: Search function in this Forum ??

Is there a ruby equivalent for the phpinfo() php function that displays all the variables and environment settings ? Thanks, vasu. -- Posted via http://www.ruby-forum.com/.

hi Friends, Planning to use BlueHost.com for my Ruby on Rails application hosting on their $6.95 per month. Is anyone using them ? What version of ROR do they provide ? What kind of webserver does they provide ? How much RAM ? Can i re-start the web-server if my ROR application demands ? May be the above answers would be best answered by their sales dept. But if anyone is using them, please

hello everyone, Any idea how can i export a resultset from a database to a CSV or XLS file from the application ? would like the user to have the option to export selected data to a CSV/XLS file. Any plugins or libraries avaiable to accomplish this ? Thanks for your time, VASU. -- Posted via http://www.ruby-forum.com/.

I''ve been trying to use the ez_where plugin to create a dynamic finder. The structure looks somehing like this.. === controller === def list attribute_filter = params[:filter] @filter = Caboose::EZ::Condition.new :table do attribute <=> attribute_filter if attribute_filter end # ... do the find with the @filter # end === view === .... <%= link_to

Hello, how can I check if a destroy was successful? Is the object only frozen if deleted or do I have to do an additional find to see if there is a record left? What happens if an after_destroy callback returns false? Is there always a rollback? Markus

What is the best way to create a drop down where the viewable text in a concatenation of 2 or more columns? For instance, I hane a lookup table with these columns. Model FOO columns: id , name, phone In my drop select tag, I''d like the user to see: "name1 phone1" "name2 phone2" etc.. I know I can do this using find_by_sql . .. But, isn''t there a more

a has many b''s b has many c''s results = A.find params[:id], :include => :b How do you also make sure the b''s include the c''s? Thanks for your help. Thank You, Ben Johnson E: bjohnson@contuitive.com O: 800-341-6826 M: 817-229-4258 -------------- next part -------------- An HTML attachment was scrubbed... URL:

Hello Is it possible to create something like wizard with database transactions, so transaction would begin on page one, then on page two, three... etc. there would be some data altered in the database and then on the last page the transaction would be committed or rolled back? thx Zvonko -- Posted via http://www.ruby-forum.com/.

Hi, Just get started with Rails and I''m trying to read ahead and find out whether Active Record supports auto-creation of database tables for you? Is this supported, or is the concept that you write your own database DDL to do this? Thanks -- Posted via http://www.ruby-forum.com/.

hello Friends, I am a newbie to "Ruby or Ruby on Rails". A J2EE application architect at my day job. A fairly experienced PHP web-developer as well. After reading into the many articles on Ruby/ROR, have to admit looks pretty good so far. Really serious about getting into this and possibly developing some good Web 2.0 applications. Just wondering the best way to learn Ruby on

I am having a problem with ruby''s sort_by function. I want to sort a list of parent model objects based on the children of the parent models. Normally you might say sortedList = modelList.sort_by { |model| model[''someAttribute''] } What I am tring to do is sortedList = modelList.sort_by{ |model| model.children.find(:first, order=>"price desc" ).price}

hi! how can i add all the values from one tables field? i mean, i have a table with the entries of a booking (amount), and at the end, i want to have the total. i tried with different loops making a method in the model, but nothing. im doing something wrong, but i dont know what. please could somebody help me? ty!! -- Posted via http://www.ruby-forum.com/.

I have a little web app where we need to paginate collections of items. I''m trying to sort the collection and then pass it, sorted, to a Paginator, and still be able to paginate through the collection, across several pages, with the new sort order. The only thing I''m doing differently from the regular scaffolding approach is this: @order_pages = Paginator.new(self,

Is it possible to use the calculate methods (sum, etc.) on attr_accessor attributes? Ie: Class Item < ActiveRecord::Base attr_accessor :total_cost def total_cost @total_cost = self.cost_unit * self.amount end calling Item.sum(:total_cost) or Item.sum(''total_cost'') both return a unknown column ''total_cost'' mysql error. I thought that active

Hello everyone, I''ve got a table of data that looks like the following: ... <tr> <td>Field 1</td> <td>Field 2</td> <td><%= link_to "Info about Field 1", ... %></td> <td><%= link_to "Info about Field 2", ... %></td> </tr> I''d like the user to be able to click on "Info about

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All, I have a form with the following field interaction rules. Given checkbox A, text field B text field C If checkbox A is checked then make text field C equal to the value of text field B and disable field C. If checkbox A is unchecked then enable field C. In order to display a form where I''m manipulating an already existing object, I have something like this in my RHTML template

How can I know if a an element is visible or hidden in RJS I''m trying to hide/show some data but it does not work Error => parse error, unexpected $undefined. #show_doctor.rjs if($("#{@element}").visible()) page.hide "hide_#{@element}" end Any ideas? @element contains the value of the html element -- Posted via http://www.ruby-forum.com/.

I''m looking to implement model inheritance in a new application. Is there any good alternative to single-table-inheritance? -- -Alder

Hello. Using the ":include", which generates a "LEFT OUTER JOIN" SQL command, it is possible to eagerly preload second order data objects (children) for a given association. I wanted to know, if it is possible to eagerly preload and cache third order (or more) data objects, which are little-children or little-little-children. As I''ve seen. it is possible to add