BigBinary shouted it out loud.

pizza = { id: 1, name: 'Big Cheezy', description: 'Big Chezzy Pizza, pure happiness!' }

pizza.slice(:name, :description)
# => {:name => 'Big Cheezy', :description => 'Big Chezzy Pizza, pure happiness!'}

BigBinary have a neat collection of articles about Ruby 2.5

http://blog.bigbinary.com/categories/Ruby-2-5