Time manipulation in ruby

Question

I want to create a DateTime instance that lies 20 minutes and 10 seconds in the future. I tried around with Time and DateTime in irb, but can\'t seem to figure out a way that re

Answer 1

Just use the Active Support Time extensions. They are very convenient and less error prone than trying to do this by hand. You can import just the module you need:

# gem 'activesupport'
require 'active_support/core_ext/numeric/time.rb'
DateTime.now + 20.minutes

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N.B: Yes, this goes against the StackOverflow party line of staying away from 3rd party libraries, but you shouldn't avoid using libraries when they are practically standard, reduce your risk significantly, and provide better code clarity.