similar to: validating model without saving

Hi all, I''m following the shop example in ''Agile Web Development with Rails''. I would like to extend the checkout screen, in such a way people can change the number of items they have selected in there cart. In my controller I have: def checkout @cart = find_cart @items = @cart.items if @items.empty?

Hi all, I''m trying to create a related dropdown box: In my view: <select name="category" id="category"> <option value="">Select category</option> <% @categories.each do |category| %> <option value="<%= category.id %>"> <%= category.title %> </option> <% end %>

Hi all, Is it possible to configure red cloth to escape a block such as: ------------------------------------------------------------------ Hello, _this_ works *beautifull* [code lang="ruby"] def foo bar end [/code] ------------------------------------------------------------------ The text in the [code] block should not be parsed by Red Cloth''s to_html method. I cannot

Hi all, I''m followed the instructions written here to prepare my new iMac for Ruby / Rails developement: http://hivelogic.com/articles/2005/12/01/ruby_rails_lighttpd_mysql_tiger When I run script/server I get the following output: harm-de-laats-computer:~/rails/test harmdelaat$ script/server => Booting lighttpd (use ''script/server webrick'' to force WEBrick) =>

Hi all, I have deployed my Ruby On Rails application on TextDrive. At first everything seamed to be fine. However, lately, response time of my application is incredible slow. Worse, lately there is also a lot of downtime. I have contacted their support desk, however, they do not respond (at all, or very, very late). Has anyone else these experiences with TextDrive? And if so, what did you do

After developing in Java for years in IDEs I''m starving for a decent ruby debugger. When learning new codebasesI find it invaluable to use the debugger to step through the system and see how things work at runtime. Using RDT in Eclipse is fine but it''s excruciating to wait minutes for the default debugger to finally reach my breakpoints on tests that normally take seconds to

Hi all, I''m working on a Rails application. In this application I retrieve a list of ''brands'' using a method somewhere defined in my controller: private def get_brands @brands = Product.find_by_sql("select distinct brand from products"); end However, I display this information in a listbox in the template for my controller. This means @brands

Hi, Which FTP client would fit in nicely with OS X and Textmate. Thanks, Peter

trying like mad to get this to work. cap setup works fine, sets up the dir structure on dreamhost (tho setup doesnt create the "current" symlink). on deploy, i get: * executing "rm -rf /home/USERNAME/dwightnight.org/releases/20060722060159/log /home/USERNAME/dwightnight.org/releases/20060722060159/public/system &&\n ln -nfs /home/USERNAME/dwightnight.org/shared/log

I got a new 20 inch iMac dual core today and am busy getting it all setup. A couple of issues though: 1. Is the Ruby 1.8.2 install by Apple still botched or has that been fixed? I recall someone had fixed the rbconfig.rb to get it working. Is this something I still have to do? 2. Does anyone know if Locomotive is using the uniersal binaries, or is it targetting PPC yet? I couldn''t

Hi all, We are a Java development team, but we are considering rails for our next project. However in this webapplication I need to do a fair amount of charting. In Java we used JFreechart (http://www.jfree.org/jfreechart/index.php) for this purpose. What are my options for charting in Ruby? Regards, Harm de Laat -------------- next part -------------- An HTML attachment was scrubbed... URL:

I''ll be giving a 60 to 90 minute presentation covering Ruby on Rails in the San Francisco bay area. Anyone interested in a quick introduction to Rails is welcome to come. The talk will be focused on Rails, but we''ll also field questions about how the rest of our site (Zvents) works. Here are the event details: http://www.zvents.com/events/show/211380 If you''re

Are there any XML databinding frameworks available for Ruby / Rails, such as Castor or JaXB for Java? Also are there framework such as Apache Axis for WebServices for Rails or Ruby? Regards, Harm de Laat -------------- next part -------------- An HTML attachment was scrubbed... URL: http://wrath.rubyonrails.org/pipermail/rails/attachments/20060310/3cf0cfd3/attachment.html

Hi I''m about to attempt to setup RoR on an iMac powered by an Intel core duo. Before I start, is there anyone who would have some feedback about a similar setup (and likely, the caveats hidden down there) ? thanks! Thibaut -------------- next part -------------- An HTML attachment was scrubbed... URL:

Hi all, I wanted to write my own generator. What would be a good starting point. Is there any documentation on this, Best practices, etc? Regards, Harm de Laat -------------- next part -------------- An HTML attachment was scrubbed... URL: http://wrath.rubyonrails.org/pipermail/rails/attachments/20060203/c64c4730/attachment.html

Hi all, I created a Rails project on MS Windows. Now I''m on my Mac, and would like to extend this existing project. However, I can not run the script/generate, because the scripts all reference the windows directory of Ruby. Is there an easy way to switch to the Unix environment? Regards, Harm de Laat -------------- next part -------------- An HTML attachment was scrubbed... URL:

Hi all, Is there a way to use the onLoad event of a page to start the Effect.appeareffect? I''m trying like this, unfortunatly this does not work: <html> <head> <%= javascript_include_tag :defaults %> </head> <body onload="new Effect.Appear(this);"> My Body </body> </html> Any idea how to get this to work? Kind regards, Harm de

Hi all, I followed the example on: http://www.roryhansen.ca/?p=9 for creating related drop-down lists. However, this code actually creates HTML in the controller component: @albums = Album.find_all_by_artist_id(@params["artist_id"]) @html = "<select id=''album_id'' name=''album_id''>" @html += "<option

Hi all, I have some data x, which are actualy consisted of numerical enties. But the class of this matrix is set to be "factor" by someone else. I used "class(x)", it turns out to be "factor". So I can not calculate them. How can I turn them into numerical data so that I can apply math operations on them? Thanks a lot for your help. Selina [[alternative HTML

hi, the second thing is the webmail. we use squirrelmail. actualy I don't know whose fault is, but they told that them imap server's:-) first problems is that those mails which has empty body (even if they has an attachments) simple not shown in the mail list (as they even not exists). it'd be nice to check this and find the reason of the problem. this happend with more people.