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if i follow the instructions on: http://agilo.us/2009/03/15/rails-on-windows/ the command gem install sqlite3-ruby will give --------------------------------- Building native extensions. This could take a while... ERROR: Error installing sqlite3-ruby: ERROR: Failed to build gem native extension. c:/ruby/bin/ruby.exe extconf.rb checking for fdatasync() in rt.lib... no checking for

is it true that Rails depend on cookies? It seems that flash is a part of session, and session uses cookies... so when i disable cookie in Firefox, what was working became ActionController::InvalidAuthenticityToken so is it true that for a RoR app to work, cookies are mandatory? -- Posted via http://www.ruby-forum.com/.

it seems that RoR doesn''t use erb or eRuby to generate its output for rhtml? the program erb and the description of eRuby at http://www.eruby.info both said that <% print "foo bar" %> or <% puts "hello" %> will be placed into the output... but currently for RoR, it won''t... only <%= expr %> is doing it and it cannot be print or

some books or even the rails api uses form_for ... ... submit_tag ... end and i found that the Rails 2.3.2 Scaffold uses f.submit "Go" instead... and this is not in the rails api doc. Is this a new addition and is it suppose to replace submit_tag? -- Posted via http://www.ruby-forum.com/.

when we have validate_presence_of :name in the model and then when we put in the create action that we re-render ''new'', then the form_for will populate the fields, and error_messages_for ''story'' will have the correct error message. this is really great, and and the same time, this looks like magic... i found that many books don''t explain how the magic

i found the following functions or method to escape HTML, URL params, or Javascript data: <%= h @ha %> <%= sanitize @ha %> <%= u @ha %> <%= @ha.to_json %> <%= strip_tags @ha %> are they more functions or methods to do these things? and are there alternative ways to do that? thanks. -- Posted via http://www.ruby-forum.com/.