what is a rails migration? Write up a short example of a simple rails migration with a table called customers, a string column called name, and a text column called description?
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What are filters? and how many types of filters are there in ruby
What role do sub-directory app/helpers and app/controllers play?
What is the difference between delete and destroy ?
Explain valid and invalid in rails?
write a program to show the usage of sql in the database file?
What are gemsets in rails?
Whats the difference between symbol and string?
what is the naming convention in Rails?
What is the use of super in Ruby Rails?
Explain the role of sub directory app/controllers and app/helpers.
Do you know what is sweeper in rails?
what is the difference between Dynamic and Static Scaffolding?