class A
def foo
[1, 2, 3]
end
end
class B < A
def foo
super.map{ |n| n * 2 }
end
end
puts A.new.foo.to_s
puts B.new.foo.to_s
Output
[1, 2, 3]
[2, 4, 6]
class A
def foo
[1, 2, 3]
end
end
class B < A
def foo
super.map{ |n| n * 2 }
end
end
puts A.new.foo.to_s
puts B.new.foo.to_s
Output
[1, 2, 3]
[2, 4, 6]
Costco item #997050. Mareno 3-in-1 TV. Bayside Furniture. TV stand. Manufactured in 2016.

The drawers come pre attached with gliders. To remove them fully open the drawers, lift the left side clip up and push the right side clip down. Example: https://www.youtube.com/watch?v=ouxjpxkyaTI
* https://www.lexaloffle.com/pico-8.php (paid, $15)
* https://tic80.com/ (Lua, JS, Ruby, Wren, …., open source, free)
* https://pixelvision8.github.io/Website/ (Lua, C#, open source, free)
5 panel page example. No connections between the panels.
1) everything that’s already in the world when you’re born is just normal;
2) anything that gets invented between then and before you turn thirty is incredibly exciting and creative and with any luck you can make a career out of it;
3) anything that gets invented after you’re thirty is against the natural order of things and the beginning of the end of civilisation as we know it until it’s been around for about ten years when it gradually turns out to be alright really.
Apply this list to movies, rock music, word processors and mobile phones to work out how old you are.
by Douglas Adams in “How to Stop Worrying and Learn to Love the Internet”, August 29th 1999.