How does map(&:to_i) internally works?
Ruby On Rails Developer Interview Questions
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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.
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?
Technical Questions
Tell me about yourself?
Solve a problem in 15 minutes which is so stressful.
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