gavilanch

// En la clase
using System.Collections.Specialized;
using System.Configuration;

// En el método
var secureAppSettings = ConfigurationManager.GetSection("secureAppSettings") as NameValueCollection;
            var Dato1 = secureAppSettings["Dato1"];
            var Dato2 = secureAppSettings["Dato2"]; 
           
  // En el web.config

gavilanch

using (ApplicationDbContext db = new ApplicationDbContext())
            {
                var rm = new RoleManager<IdentityRole>(new RoleStore<IdentityRole>(db));
                var roleId = rm.FindByName("NombreDeLRol").Name;
                var usuarios = db.Users.Where(x => x.Roles.Any(y => y.RoleId == roleId)).ToList();
            }

gavilanch

   public FileResult Descargar()
        {
            // utilizando la librería DotNetZip 
            using (ZipFile zip = new ZipFile())
            {
                // tus archivos  (Puedes sacarlos de tu base de datos como arreglos de bytes)
                var archivo1 = Server.MapPath("~/archivosDescargar/ejemplo 1.pdf");
                var archivo2 = Server.MapPath("~/archivosDescargar/ejemplo 2.pdf");
                var archivo3 = Server.MapPath("~/archivosDescargar/gavilanch2.jpg");

gavilanch

// En el Main Activity:

protected override void OnCreate(Bundle bundle)
        {
            base.OnCreate(bundle);

            // Set our view from the "main" layout resource
             SetContentView (Resource.Layout.Main);

            var newsTitle = FindViewById<TextView>(Resource.Id.newsTitle);

gavilanch

// En mainActivity

protected override void OnCreate(Bundle bundle)
        {
            base.OnCreate(bundle);

            // Set our view from the "main" layout resource
             SetContentView (Resource.Layout.Main);

            var newsService = new NewsService();

gavilanch

// En mainActivity

 protected override void OnCreate(Bundle bundle)
        {
            base.OnCreate(bundle);

            // Set our view from the "main" layout resource
             SetContentView (Resource.Layout.Main);

            var newsService = new NewsService();

gavilanch

// En Main.axml

<?xml version="1.0" encoding="utf-8"?>
<ScrollView xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:fillViewport="true">
  <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
      android:orientation="vertical"
      android:layout_width="match_parent"

gavilanch

// Nota: Debes remover el MainLauncher del MainActivity.cs

// En NewsListRow 

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:orientation="horizontal"
    android:layout_width="match_parent"
    android:layout_height="match_parent">
    <TextView

gavilanch

// En NewsListRow.axml

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent">
    <TextView
        android:text="Small Text"
        android:textAppearance="?android:attr/textAppearanceSmall"
        android:layout_width="wrap_content"

gavilanch

// En NewsListActivity.cs

protected override void OnCreate(Bundle savedInstanceState)
        {
            base.OnCreate(savedInstanceState);

            // Create your application here
            SetContentView(Resource.Layout.NewsList);

            var newsListView = FindViewById<ListView>(Resource.Id.newsListView);