NSURLSession in a Playground

gistfile1.swift

// Playground - noun: a place where people can play

import UIKit
import XCPlayground

XCPSetExecutionShouldContinueIndefinitely(continueIndefinitely: true)

let path = "http://www.reddit.com/r/simpleios.json"
let session = NSURLSession(configuration: NSURLSessionConfiguration.defaultSessionConfiguration())
let url = NSURL(string: path)
let request = NSURLRequest(URL: url!)

let dataTask = session.dataTaskWithRequest(request, completionHandler: { (data, resp, error) in
    
    var error: NSError?
    
    if (data == nil) {
        println("Error: \(error?.localizedDescription)")
        return;
    }
    
    let result = NSJSONSerialization.JSONObjectWithData(data, options: NSJSONReadingOptions.MutableContainers, error: &error) as? NSDictionary

    if let r = result {
        println("result: \(r)")
    }
})

dataTask.resume()