A Quick Cautionary Tale
Just a quick word of warning, when you want to write
array = [ 1, 2, 3, 4 ]
don’t write
array = { 1, 2, 3, 4 }
the latter in fact being equivalent to writing
array = { 1 => 2, 3 => 4 }
and will keep you up till 3am trying to understand why your code is broken.
Farrel Lifson is a lead developer at Aimred.