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Hi ! I need to create some pdf from my application. I have a table people with a field address and I need to generate a pdf of label of each address ( I think 10 labels per page). The pdf can have around 500 pages. Which library should I use to do it ? I read some information about different library to generate pdf but I don''t know if all library are a good choice for generate

Hi, I would like to return a combination of named scopes in a named scope : For example, I have a named scope filter and I want to add a named scope eval_filters like Product.eval_filters([''x'',''y'',''z'']) is equivalent to Product.filter(''x'').filter(''y'').filter(''z'') Anybody know how can I

Hi, I try do update the flash on my page with ajax. I have this on my layout : <div id="flash_messages"> <%= render :partial => ''layouts/flash'' %> </div> I have this on my ApplicationHelper : def reload_flash page.replace "flash_messages", :partial => ''layouts/flash'' end and I try do that on my controller :

Hi, I use ar_mailer to send emails from my application. I want to build a page where the admin case see the queue of mails and the possibility of remove some mail in the queue if he wants. The email in the queue are save in the AR model Email. I have an AR model Sent where i save the email that the user sent. I would like to add to the model Email a column to save the id of the corresponding