andrewbonnington

console.caller = function (arguments) {
  if (arguments.callee.caller == null) {
		console.log('Caller: Global scope');
	} else {
		console.log('Caller: ' + arguments.callee.caller.name);
	}	
};

andrewbonnington

function fibonacci(n) {
  if (n == 0) return 0;
  if (n == 1) return 1;
  if (fibonacci.cache[n] > 0) return fibonacci.cache[n];
  return fibonacci.cache[n] = fibonacci(n - 1) + fibonacci(n - 2);
}

fibonacci.cache = [];

andrewbonnington

function getRandomElement(arr) {
    return arr[Math.floor(Math.random() * arr.length)];
}

andrewbonnington

function getRandomInt(min, max) {
  return Math.floor(Math.random() * (max - min + 1)) + min;
}

andrewbonnington

function factorial(n) {
  if (n == 0 || n == 1) return 1;
  if (factorial.cache[n] > 0) return factorial.cache[n];
  return factorial.cache[n] = factorial(n - 1) * n;
}

factorial.cache = [];

andrewbonnington

on floor(x)
	set y to x div 1
	
	if x < 0 and x mod 1 is not 0 then
		set y to y - 1
	end if
	
	return y
end floor

andrewbonnington

on ceil(x)
	set y to x div 1
	
	if x > 0 and x mod 1 is not 0 then 
		set y to y + 1
	end if
	
	return y
end ceil