what is the Notation used for denoting class variables in Ruby?

5

Explain about the defined operator in ruby?

1

What is the difference between ruby 1.9 and ruby 2.0?

1

Tell us what is the difference between dynamic and static scaffolding?

1

How to use sql db or mysql db. Without defining it in the database.yml

5

How to read a file in Ruby?

5

Explain ampersand parameter (&block) in Ruby?

3

How to create a new time instance in Ruby?

3

What is the naming conventions for methods that return a boolean result?

5

How would you implement hash in ruby internally?

1

difference between activesupport's “hashwithindifferentaccess” and ruby's “hash”?

5

Please explain what is mvc and why do we use it?

1

What are the data types in ruby?

5

Explain ruby class.

1

Explain ruby data types.

1