zippi-MD

import Foundation

// Stack -
// last in - first out
// push & pop
//struct Stack<Element> {
//    var items = [Element]()
//    
//    mutating func push(_ newItem: Element) {
//        items.append(newItem)

zippi-MD

import Foundation

// Extensions
extension Double {
    var squared: Double { return self * self}
}


let sideLength: Double = 12.5
let area = sideLength.squared

zippi-MD

import Foundation

// Protocolos
protocol TabularDataSource {
    var numberOfRows: Int { get }
    var numberOfColumns: Int { get }
    
    func label(forColumn column: Int) -> String
    func itemFor(row: Int, column: Int) -> String
}

zippi-MD

Keybase proof

I hereby claim:

• I am zippi-md on github.
• I am zippi_md (https://keybase.io/zippi_md) on keybase.
• I have a public key ASDwZ6QePrwoziOhFNLKuDok-B4kFgY7hpFciys6axd9IAo

To claim this, I am signing this object: