evanphx

require 'benchmark'

def fibo(n)
  x,y = 0,1
  n.times do
    x,y = y,x+y
  end
end

number = 100_000

evanphx

# file1

namespace Yehuda

class String
  def printout
    puts self
  end
end

evanphx

Lessons Learned

Be Confident

Tests build confidence. Write 'em. They'll save your ass, and they'll let you take a chainsaw to your code without being afraid of unintended consequences.

Be Lazy