How does map(&:to_i) internally works?
Ruby On Rails Software Engineer Interview Questions
568 ruby on rails software engineer interview questions shared by candidates
for my experience, my knowledge
How will you optimize a database plenty of banks for example?
Q1. Merge 2 sorted arrays. Q2. Count the occurrences of characters in a string. Q3. Count the occurrences of unique vowels and consonants in a string. Q4. Add the digits of a number until it becomes a single digit. Q5. Write SQL query based on the given tables and constraints.
Am I equally comfortable with the front-end of the Rails stack as I am with the backend?
Suppose that the 'select' method of the Array does not exist. Implement it using the 'each' method. Pack it as a Module, ready to be mixed in.
How did you become a Ruby on Rails Developer?
What is a hash with indifferent access in Ruby on Rails?
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Solve a problem in 15 minutes which is so stressful.
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