hartbeatnt

let animationDelay = 0.5 // tweak this to speed up / slow down animation

var hiddenDots = 3

func animateDots() {
  if let str = label.text {
    let range = NSRange(location: str.count - hiddenDots, length: hiddenDots)
    let string = NSMutableAttributedString(string: str)
    string.addAttribute(.foregroundColor, value: UIColor.clear, range: range)
        

hartbeatnt

/*Write a function average that takes two numbers as input (parameters), 
and returns the average of those numbers.*/

function average(num1, num2) {
	return (num1 + num2) / 2;
}

/*Write a function greeter that takes a name as an argument and greets 
that name by returning something along the lines of "Hello, <name>!"*/

hartbeatnt

/**
	Pair Programming Practice. Submit a link to your gist here when you are done:
	https://goo.gl/forms/mPumIHpIKF3W1gjt2
*/

/**
	EXERCISE ONE
	What is wrong with the following definitions of square? Write a sentence or two describing the issue(s); then, 
	try copying the erroneous examples into a console one-at-a-time and observing the error(s) generated (you may 
	have to attempt to invoke the functions to see the error). What errors are produced (if any) for each erroneous