Speed up Rails boot times with Bootsnap (Example) - GoRails
One of the coolest gem that I've seen in a while is bootsnap from Shopify. This gem is actually going to ship with all rails 5.2 applications going forward, it officially got added to the Gemfile even though, of couse, rails 5.2 isn't out yet, you can still use this gem any application in ruby that you want. As long as you're running ruby 2.0 or higher, where it has a bunch of folders in it, and when you require a file like say: open uri, you would have to go through each one of those folders and say.
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