search for: mzilenas

Hello, there is a method ActiveRecord::Base#exists? . I would like to override this method in a class ActiveRecord. Could anyone tell me how to do it? TIA -- Posted via http://www.ruby-forum.com/.

Hello, where do we need <% -%> in templates ? What is the difference between <%= %> and it ? -- Posted via http://www.ruby-forum.com/.

Hello railists, I have a list of news headers on my index page. I would like to hide this list if current controller is ''news''. I put to main/index.rhtml "<% unless @controller == "news" %> list here news headers <% end %> . This doesn''t work. So, the question is how to get current controller name in template ? Thank You! -- Posted via

Pg. 57 of Agile asks you to create a scaffolding by typing in ruby script/generate scaffold Product Admin Instead of generating everything, it only gives me exists app/controllers/ exists app/helpers/ exists app/views/admin exists test/functional/ dependency model exists app/models/ exists test/unit/ exists test/fixtures/ identical

Hello, how could I add validation to the field that should not be empty before submitting? Is it possible to add with rails helpers or smth. TIA! -- Posted via http://www.ruby-forum.com/.

hello, i''ve added version "small" => {:size => "320x240>"} to file_column. But it doesnt create that size image. How to tell file_column to create small image if it doesn''t exist? Thank you -- Posted via http://www.ruby-forum.com/.

hello, how to generate new image if i do add new version? For example, I add version :small => { :size => "320x240" } . How to tell file_column to generate new image version if image is allready uploaded ? Thank you! -- Posted via http://www.ruby-forum.com/.

Hello, in my database i have tables models,marques,cars. I wrote fixtures for models f1: id: 1 marque_id: 1 name: 100 NX f2: id: 2 marque_id: 1 name: 200 SX f3: id: 3 marque_id: 1 name: Almera f4: id: 4 marque_id: 1 name: Patrol f5: id: 5 marque_id: 1 name: Primera f6: id: 6 marque_id: 2 name: CLK f7: id: 7 marque_id: 2 name: CLS f8: id: 8 marque_id:

Hello, how could I define class for input textfield, text_field_tag(''somefieldname'',nil,:class => ''txt'') doesn''t work ? :( Marius Zilenas -- Posted via http://www.ruby-forum.com/.

Hello, i have one layout file for all controllers. I would like to have news list on each page. So, i put <%= render_component :controller => "news", :action => "list" %> , to my layout file. But this doesn''t work at all. I get error "Application could not be started.. ". If I put render_component to some view file say

Hello, i can''t insert data into table. This is weird because everything else works: i can select data the database file I use; i can insert data into required table if i connect to my sqlite3 file from shell and insert data manually. My database configuration: production: adapter: sqlite3 dbfile: db/production.sqlite3 . File production.sqlite3 is chmod''ed 777 and