func generateVCard(for list: [CNContact]) {
        guard let directoryURL = FileManager.default.urls(for: .cachesDirectory, in: .userDomainMask).first else {
            return
        }

        var filename = NSUUID().uuidString

        // Create a human friendly file name if sharing a single contact.
        if let contact = list.first, list.count == 1 {

            if let fullname = CNContactFormatter().string(from: contact) {
                filename = fullname.components(separatedBy: " ").joined(separator: "")
            }
        }

        let fileURL = directoryURL.appendingPathComponent(filename).appendingPathExtension("vcf")

        let data: Data?
        do {
            data = try CNContactVCardSerialization.data(with: list)
            let documentDirectory = try FileManager.default.url(for: .documentDirectory, in: .userDomainMask, appropriateFor: nil, create: false)
            let fileURLInDevice = documentDirectory.appendingPathComponent(filename).appendingPathExtension("vcf")

            do {
                try data?.write(to: fileURL, options: [.atomicWrite]);

                if let cnData = data {
                    //save to directory
                    try cnData.write(to: fileURLInDevice)

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let fileManager = FileManager.default
        let nsDocumentDirectory = FileManager.SearchPathDirectory.documentDirectory
        let nsUserDomainMask = FileManager.SearchPathDomainMask.userDomainMask
        let paths = NSSearchPathForDirectoriesInDomains(nsDocumentDirectory, nsUserDomainMask, true)
        guard let dirPath = paths.first else {
            return
        }
        let filePath = "\(dirPath)/\(fileName).vcf"
        do {
            let vc = ContactListTableViewController()
            if let data = fileManager.contents(atPath: filePath) {
                vc.contactsList = try CNContactVCardSerialization.contacts(with: data)

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import UIKit

class PersonDetailTableViewController: UITableViewController {

    let context = (UIApplication.shared.delegate as! AppDelegate).persistentContainer.viewContext


    var totalLabel: UILabel?
    var person: People?
    var owe: Owe?

    @IBOutlet var personTable: UITableView!

    var dataInfo: [Owe] = []
    var selectedObject: [Owe] = []
    var balanceAmount = "Balance: "

    override func tableView(_ tableView: UITableView, numberOfRowsInSection section: Int) -> Int {
        return (dataInfo.count)
    }

    override func tableView(_ tableView: UITableView, cellForRowAt indexPath: 

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1. Get the article data (in JSON) and save it to an Article object and update table cell
2. For each article check if it has an image, if so access the image JSON to get the URL
3. Download the image and save to Article Object and update table cell
4. Display table and use placeholder image if article does not contain an image