This is your chance to talk shop and demonstrate some industry knowledge. Be prepared to talk about your favorite editor, browser, plug-ins, operating system, and other tools. Freshen up on your lingo.
Do you know what is the defined operator?
What is the difference in scope for these two variables @@name and @name?
Tell me how would you freeze an object in Ruby? Can you provide a simple example?
Explain me what is the difference between concern and application_controller.rb in ruby on rails?
Please explain the role of thread pooling in relation to the thread lifecycle in Ruby?
Tell me in Ruby code, often it is observed that coder uses a short hand form of using an expression like array.map(&method_name) instead of array.map { |element| element.method_name }. How this trick actually works?Tell me how you define Instance Variable, Global Variable and Class Variable in Ruby?
Please explain what are the positive aspects of Rails?
Do you know what is Cross-Site Request Forgery (CSRF) and how Rails is protected against it?
What is a class library in Ruby?
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