How We Used a Custom Enumerator to Fix a Production Problem

18-May-2024 469
It runs a Microsoft SQL Server query that returns an array of property IDs. In Ruby, arrays implement the Enumerable interface by default, so we can use the rich assortment of Enumerable methods to iterate over them.Other methods from the same class relied on the array returned by customer_property_ids.
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