What is the main function of helpers used in ruby on rails?
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How many types of associations relationships does a model have?
What is Rails?
Tell me what is the difference between the observers and callbacks in ruby on rails?
What is difference between form_for and form_tag?
What are class libraries?
How are observers and callbacks different from each other?
What is bundler?
what are helpers and how to use helpers in ror?
what are rails filters?
Tell me what is orm (object-relationship-model) in rails?
Tell me what is the function of garbage collection in ruby on rails?
am new to ruby. tell me one thing. i can view my project on browser when i write "ruby script/server". otherwise i cant view my project on localhost. what i have to do to view my project always on browser? pls help