Ruby gotchas Part 1

23-Dec-2019 2585
Duck-typed means an object is considered a "Duck" if it has methods of a duck: it walks like a duck, it quacks like a duck.For example, if 123 has odd? and even? methods, then it must be an Integer?! Use respond_to? to check whether an object is able to do / has something, instead of using .methods everytime.
Use coupon code:

RUBYONRAILS

to get 30% discount on our bundle!
Prepare for your next tech interview with our comprehensive collection of programming interview guides. Covering JavaScript, Ruby on Rails, React, and Python, these highly-rated books offer thousands of essential questions and answers to boost your interview success. Buy our 'Ultimate Job Interview Preparation eBook Bundle' featuring 2200+ questions across multiple languages. Ultimate Job Interview Preparation eBook Bundle