closure returning String

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
	<key>IDECodeSnippetCompletionPrefix</key>
	<string>snippetAlert</string>
	<key>IDECodeSnippetCompletionScopes</key>
	<array>
		<string>All</string>
	</array>
	<key>IDECodeSnippetContents</key>
	<string>let alertController = UIAlertController(title: &lt;#T##String?#&gt;, message: &lt;#T##String?#&gt;, preferredStyle: &lt;#T##UIAlertController.Style#&gt;)
let firstAction = UIAlertAction(title: &lt;#T##String?#&gt;, style: .default, handler: &lt;#T##((UIAlertAction) -&gt; Void)?##((UIAlertAction) -&gt; Void)?##(UIAlertAction) -&gt; Void#&gt;)
let cancelAction = UIAlertAction(title: &lt;#T##String?#&gt;, style: .cancel, handler: nil)

alertController.addAction(firstAction)
alertController.addAction(cancelAction)
present(alertController, animated: true)</string>
	<key>IDECodeSnippetIdentifier</key>
	<string>8C458AD7-C631-457B-85CC-D2501E425D59</string>
	<key>IDECodeSnippetLanguage</key>
	<string>Xcode.SourceCodeLanguage.Swift</string>
	<key>IDECodeSnippetSummary</key>
	<string></string>
	<key>IDECodeSnippetTitle</key>
	<string>UIAlertController</string>
	<key>IDECodeSnippetUserSnippet</key>
	<true/>
	<key>IDECodeSnippetVersion</key>
	<integer>2</integer>
</dict>
</plist>

@IBAction func doSomething()
@IBAction func doSomething(sender: UIButton)
@IBAction func doSomething(sender: UIButton, forEvent event: UIEvent)

[[NSProcessInfo processInfo] operatingSystemVersion]

import 'package:flutter/material.dart';

void main() {
  runApp(
    new MaterialApp(
      title: 'Hello World App',
      home: new myApp(),
    )
  );
}

class myApp extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return new Scaffold(
      appBar: new AppBar(
        title: new Text('Hello World App'),
      ),
      body: new Center(
        child: new Text(
          'Hello, world!'
        ),
      ),
    );
  }
}

override func viewDidLoad() {
    super.viewDidLoad()
    // Swift block syntax (iOS 10+)
    let timer = Timer(timeInterval: 0.4, repeats: true) { _ in print("Done!") }
    // Swift >=3 selector syntax
    let timer = Timer.scheduledTimer(timeInterval: 0.4, target: self, selector: #selector(self.update), userInfo: nil, repeats: true)
    // Swift 2.2 selector syntax
    let timer = NSTimer.scheduledTimerWithTimeInterval(0.4, target: self, selector: #selector(MyClass.update), userInfo: nil, repeats: true)
    // Swift <2.2 selector syntax
    let timer = NSTimer.scheduledTimerWithTimeInterval(0.4, target: self, selector: "update", userInfo: nil, repeats: true)
}

// must be internal or public. 
@objc func update() {
    // Something cool
}

        let xPosition = payPalSingleClickView.frame.origin.x
            let yPosition = payPalSingleClickView.frame.origin.y // Slide Up - 20px

            let width = payPalSingleClickView.frame.size.width
            let height = payPalSingleClickView.frame.size.height

        UIView.animate(withDuration: 0.0, animations: {
            self.personalBalanceView.frame = CGRect(x: xPosition, y: yPosition, width: width, height: height)
            })

    let add = { (n1 : Int, n2: Int) -> (String) in
            
            return String(n1 + n2)
        }
        let result = add(5, 3)
        print("result = ", result)

.expanding-div {
    width: 200px;
    overflow: hidden;
    max-height: 0; /* Initial max height */
    transition: max-height 0.5s ease; /* Animation transition property */
    border: 1px solid #ccc;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.expanding-div:hover {
    max-height: 500px; /* Adjust the max height as needed */
}

$( ".variations_form" ).on( "woocommerce_variation_select_change", function () {
    // Fires whenever variation selects are changed
} );

$( ".single_variation_wrap" ).on( "show_variation", function ( event, variation ) {
    // Fired when the user selects all the required dropdowns / attributes
    // and a final variation is selected / shown
} );

//Get hash of a given url

var some_url = 'https://usefulangle.com/posts?123#slider'

var hash = new URL(some_url).hash;

// "#slider"
console.log(hash);

//
//
//


//Get hash of the current url

// document.URL refers to the current url
var hash = new URL(document.URL).hash;

console.log(hash);



//
//
//


//Change hash of a given url

var some_url = 'https://usefulangle.com/posts?123#slider'

var url_ob = new URL(some_url);
url_ob.hash = '#reviews';

// new url string
var new_url = url_ob.href;

// "https://usefulangle.com/posts?123#reviews"
console.log(new_url);


//
//
//


//Change hash of the current url

// document.URL is the current url
var url_ob = new URL(document.URL);
url_ob.hash = '#345';

// new url
var new_url = url_ob.href;

// change the current url
document.location.href = new_url;


//
//
//

/*
Detecting Change in Hash of the Current URL

The window.hashchange event can be listened to know when the hash fragment in the current url changes.
*/

window.addEventListener('hashchange', function() {
	// new hash value
	console.log(new URL(document.URL).hash);
});

If(IsBlank(LookUp('YouTube Resources', Title = TextBoxNew.Text)), "ADD", "UPDATE")

// Preferred status bar style lightContent to use on dark background.
// Swift 3
override var preferredStatusBarStyle: UIStatusBarStyle {
    return .lightContent
}

// MARK: - Properties

// MARK: - IBOutlets

// MARK: - Life cycle

// MARK: - Set up

// MARK: - IBActions

// MARK: - Navigation

// MARK: - Network Manager calls

// MARK: - Extensions

import UIKit

extension UITableView {
    
    func dequeueReusableCell<T: UITableViewCell>() -> T {
        return dequeueReusableCell(withIdentifier: NSStringFromClass(T.self)) as! T
    }
}

//using: let cell: ExampleTableViewCell = tableView.dequeueReusableCell()

#include <iostream>
#include "unordered_set"
#include "basicActions.h"
using namespace std;

void createLoop(Node *head)
{
    Node *p = head;

    while (p->next != nullptr)
    {
        p = p->next;
    }
    p->next = head;
    return;
}

bool detectLoop(Node *head)
{
    unordered_set<Node *> s;
    Node *p = head;

    while (p != nullptr)
    {
        if (s.find(p) != s.end())
            return true;

        s.insert(p);
        p = p->next;
    }
    return false;
}

int main()
{
    Node *head = nullptr;
    insertAtEnd(head, 1);
    insertAtEnd(head, 2);
    insertAtEnd(head, 3);
    insertAtEnd(head, 4);
    insertAtEnd(head, 5);

    createLoop(head);

    detectLoop(head) ? cout << "Loop Detected.." << '\n' : cout << "No Loop Detected.." << '\n';
}