What is ORM in Rails?
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Tell me what is mixin in rails?
what is the difference between Active support’s “HashWithIndifferent” and Ruby’s “Hash” ?
Write a program to show the functionality of request.xhr in ruby on rails ?
Write the command to update rvm in rails.
how many types of callbacks available in ror?
I would like to know about ruby on rails.I want to know.how will be the future for ruby on rails.please tell me.
what is the difference between redirect and render in Ruby on Rails?
difference between form_for and form_tag
how you define Instance Variable, Global Variable and Class Variable in Ruby?
what is the difference between the Observers and Callbacks in Ruby on Rails?
let me know what is ruby software and where and when it is usefull. Is it usefull to data base developer, if yes...where? thank you
How you run your rails application without creating databases?