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Dear all, I am new to rails and I am considering it for a project. What I would like to know (and I couldn''t straightforwardly find an answer to) is: - is it possible to develop commercial web applications in which you can pack a whole web app and send it to a client without disclosing the source? - is there any library of existing components already implemented? - which solutions are

Hi, I am starting to learn rails and I went through the guide and a couple of tutorials. Even though I understand controllers or at least I can use them I can''t see yet the whole picture. Why do you need several controllers for a single application? If a controller is just a class whose methods interface with models and views, why not have a single controller for the whole application?