public static string GetSignalRContent()
{
    var resolver = new DefaultHubManager(new DefaultDependencyResolver());
    var proxy = new DefaultJavaScriptProxyGenerator(resolver, new NullJavaScriptMinifier());
    return proxy.GenerateProxy("/signalr");
}

public class CustomVirtualPathProvider : VirtualPathProvider
{
    public CustomActionVirtualPathProvider(VirtualPathProvider virtualPathProvider)
    {
        // Wrap an existing virtual path provider
        VirtualPathProvider = virtualPathProvider;
    }

    protected VirtualPathProvider VirtualPathProvider { get; set; }

    public override string CombineVirtualPaths(string basePath, string relativePath)
    {
        return VirtualPathProvider.CombineVirtualPaths(basePath, relativePath);
    }

    public override bool DirectoryExists(string virtualDir)
    {
        return VirtualPathProvider.DirectoryExists(virtualDir);
    }

    public override bool FileExists(string virtualPath)
    {
        if (virtualPath == "~/signalr/hubs")
        {
            return true;
        }

        return VirtualPathProvider.FileExists(virtualPath);
    }

    public override CacheDependency GetCacheDependency(string virtualPath, IEnumerable virtualPathDependencies, DateTime utcStart)
    {
        // BaseClass can't create a CacheDependency for your content, remove it
        // You could also add your own CacheDependency and aggregate it with the base dependency
        List<string> virtualPathDependenciesCopy = virtualPathDependencies.Cast<string>().ToList();
        virtualPathDependenciesCopy.Remove("~/signalr/hubs");

        return VirtualPathProvider.GetCacheDependency(virtualPath, virtualPathDependenciesCopy, utcStart);
    }

    public override string GetCacheKey(string virtualPath)
    {
        return VirtualPathProvider.GetCacheKey(virtualPath);
    }

    public override VirtualDirectory GetDirectory(string virtualDir)
    {
        return VirtualPathProvider.GetDirectory(virtualDir);
    }

    public override VirtualFile GetFile(string virtualPath)
    {
        if (virtualPath == "~/signalr/hubs")
        {
            return new CustomVirtualFile(virtualPath,
                new MemoryStream(Encoding.Default.GetBytes(GetSignalRContent())));
        }

        return VirtualPathProvider.GetFile(virtualPath);
    }

    public override string GetFileHash(string virtualPath, IEnumerable virtualPathDependencies)
    {
        return VirtualPathProvider.GetFileHash(virtualPath, virtualPathDependencies);
    }

    public override object InitializeLifetimeService()
    {
        return VirtualPathProvider.InitializeLifetimeService();
    }
}

public class CustomVirtualFile : VirtualFile
{
    public CustomVirtualFile (string virtualPath, Stream stream)
        : base(virtualPath)
    {
        Stream = stream;
    }

    public Stream Stream { get; private set; }

    public override Stream Open()
    {
         return Stream;
    }
}

    public override bool FileExists(string virtualPath)
    {
        if (virtualPath == "~/signalr/hubs")
        {
            return true;
        }

        return VirtualPathProvider.FileExists(virtualPath);
    }

    public override CacheDependency GetCacheDependency(string virtualPath, IEnumerable virtualPathDependencies, DateTime utcStart)
    {
        List<string> virtualPathDependenciesCopy = virtualPathDependencies.Cast<string>().ToList();
        virtualPathDependenciesCopy.Remove("~/signalr/hubs");

        return VirtualPathProvider.GetCacheDependency(virtualPath, virtualPathDependenciesCopy, utcStart);
    }

    public override VirtualFile GetFile(string virtualPath)
    {
        if (virtualPath == "~/signalr/hubs")
        {
            return new CustomVirtualFile(virtualPath,
                new MemoryStream(Encoding.Default.GetBytes(GetSignalRContent())));
        }

        return VirtualPathProvider.GetFile(virtualPath);
    }

public static void RegisterBundles(BundleCollection bundles)
{
    BundleTable.VirtualPathProvider =
        new CustomVirtualPathProvider(BundleTable.VirtualPathProvider);

    Bundle include = new Bundle("~/bundle")
        .Include("~/Content/static.js")
        .Include("~/signalr/hubs");

    bundles.Add(include);
}
 

namespace ProductsApp.Models
{
    public class Product
    {
        public int Id { get; set; }
        public string Name { get; set; }
        public string Category { get; set; }
        public decimal Price { get; set; }
    }
}

using ProductsApp.Models;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Net;
using System.Web.Http;

namespace ProductsApp.Controllers
{
    public class ProductsController : ApiController
    {
        Product[] products = new Product[] 
        { 
            new Product { Id = 1, Name = "Tomato Soup", Category = "Groceries", Price = 1 }, 
            new Product { Id = 2, Name = "Yo-yo", Category = "Toys", Price = 3.75M }, 
            new Product { Id = 3, Name = "Hammer", Category = "Hardware", Price = 16.99M } 
        };

        public IEnumerable<Product> GetAllProducts()
        {
            return products;
        }

        public IHttpActionResult GetProduct(int id)
        {
            var product = products.FirstOrDefault((p) => p.Id == id);
            if (product == null)
            {
                return NotFound();
            }
            return Ok(product);
        }
}

<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
  <title>Product App</title>
</head>
<body>

  <div>
    <h2>All Products</h2>
    <ul id="products" />
  </div>
  <div>
    <h2>Search by ID</h2>
    <input type="text" id="prodId" size="5" />
    <input type="button" value="Search" onclick="find();" />
    <p id="product" />
  </div>

  <script src="http://ajax.aspnetcdn.com/ajax/jQuery/jquery-2.0.3.min.js"></script>
  <script>
    var uri = 'api/products';

    $(document).ready(function () {
      // Send an AJAX request
      $.getJSON(uri)
          .done(function (data) {
            // On success, 'data' contains a list of products.
            $.each(data, function (key, item) {
              // Add a list item for the product.
              $('<li>', { text: formatItem(item) }).appendTo($('#products'));
            });
          });
    });

    function formatItem(item) {
      return item.Name + ': $' + item.Price;
    }

    function find() {
      var id = $('#prodId').val();
      $.getJSON(uri + '/' + id)
          .done(function (data) {
            $('#product').text(formatItem(data));
          })
          .fail(function (jqXHR, textStatus, err) {
            $('#product').text('Error: ' + err);
          });
    }
  </script>
</body>
</html>

$(document).ready(function () {
    // Send an AJAX request
    $.getJSON(apiUrl)
        .done(function (data) {
            // On success, 'data' contains a list of products.
            $.each(data, function (key, item) {
                // Add a list item for the product.
                $('<li>', { text: formatItem(item) }).appendTo($('#products'));
            });
        });
});

function find() {
    var id = $('#prodId').val();
    $.getJSON(apiUrl + '/' + id)
        .done(function (data) {
            $('#product').text(formatItem(data));
        })
        .fail(function (jqXHR, textStatus, err) {
            $('#product').text('Error: ' + err);
        });
}

namespace BlazorServer.Services
{
    public interface IHotelRoomService
    {
        Task<HotelRoomDTO> CreateHotelRoomAsync(HotelRoomDTO hotelRoomDTO);

        Task<int> DeleteHotelRoomAsync(int roomId);

        IAsyncEnumerable<HotelRoomDTO> GetAllHotelRoomsAsync();

        Task<HotelRoomDTO> GetHotelRoomAsync(int roomId);

        Task<HotelRoomDTO> IsRoomUniqueAsync(string name);

        Task<HotelRoomDTO> UpdateHotelRoomAsync(int roomId, HotelRoomDTO hotelRoomDTO);
    }
}

@page "/hotel-room"

<div class="row mt-4">
    <div class="col-8">
        <h4 class="card-title text-info">Hotel Rooms</h4>
    </div>
    <div class="col-3 offset-1">
        <NavLink href="hotel-room/create" class="btn btn-info">Add New Room</NavLink>
    </div>
</div>

@code {

}

<li class="nav-item px-3">
    <NavLink class="nav-link" href="hotel-room">
        <span class="oi oi-list-rich" aria-hidden="true"></span> Hotel Rooms
    </NavLink>
</li>

@page "/hotel-room/create"

<h3>HotelRoomUpsert</h3>

@code {

}

<Project Sdk="Microsoft.NET.Sdk.Web">
  <ItemGroup>
    <ProjectReference Include="..\BlazorServer.Models\BlazorServer.Models.csproj" />
  </ItemGroup>
</Project>

@using BlazorServer.Models

@page "/hotel-room/create"

<div class="row mt-2 mb-5">
    <h3 class="card-title text-info mb-3 ml-3">@Title Hotel Room</h3>
    <div class="col-md-12">
        <div class="card">
            <div class="card-body">
                <EditForm Model="HotelRoomModel">
                    <div class="form-group">
                        <label>Name</label>
                        <InputText @bind-Value="HotelRoomModel.Name" class="form-control"></InputText>
                    </div>
                </EditForm>
            </div>
        </div>
    </div>
</div>

@code
{
    private HotelRoomDTO HotelRoomModel = new HotelRoomDTO();
    private string Title = "Create";
}

<EditForm Model="HotelRoomModel">
    <div class="form-group">
        <label>Name</label>
        <InputText @bind-Value="HotelRoomModel.Name" class="form-control"></InputText>
    </div>
    <div class="form-group">
        <label>Occupancy</label>
        <InputNumber @bind-Value="HotelRoomModel.Occupancy" class="form-control"></InputNumber>
    </div>
    <div class="form-group">
        <label>Rate</label>
        <InputNumber @bind-Value="HotelRoomModel.RegularRate" class="form-control"></InputNumber>
    </div>
    <div class="form-group">
        <label>Sq ft.</label>
        <InputText @bind-Value="HotelRoomModel.SqFt" class="form-control"></InputText>
    </div>
    <div class="form-group">
        <label>Details</label>
        <InputTextArea @bind-Value="HotelRoomModel.Details" class="form-control"></InputTextArea>
    </div>
    <div class="form-group">
        <button class="btn btn-primary">@Title Room</button>
        <NavLink href="hotel-room" class="btn btn-secondary">Back to Index</NavLink>
    </div>
</EditForm>

<EditForm Model="HotelRoomModel" OnSubmit="HandleHotelRoomUpsert">
</EditForm>

@code
{
    private HotelRoomDTO HotelRoomModel = new HotelRoomDTO();

    private async Task HandleHotelRoomUpsert()
    {

    }
}

<EditForm Model="HotelRoomModel" OnValidSubmit="HandleHotelRoomUpsert">
    <DataAnnotationsValidator />
    @*<ValidationSummary />*@
    <div class="form-group">
        <label>Name</label>
        <InputText @bind-Value="HotelRoomModel.Name" class="form-control"></InputText>
        <ValidationMessage For="()=>HotelRoomModel.Name"></ValidationMessage>
    </div>
    <div class="form-group">
        <label>Occupancy</label>
        <InputNumber @bind-Value="HotelRoomModel.Occupancy" class="form-control"></InputNumber>
        <ValidationMessage For="()=>HotelRoomModel.Occupancy"></ValidationMessage>
    </div>
    <div class="form-group">
        <label>Rate</label>
        <InputNumber @bind-Value="HotelRoomModel.RegularRate" class="form-control"></InputNumber>
        <ValidationMessage For="()=>HotelRoomModel.RegularRate"></ValidationMessage>
    </div>

@using BlazorServer.Services

@page "/hotel-room/create"

@inject IHotelRoomService HotelRoomService
@inject NavigationManager NavigationManager


@code
{
    private HotelRoomDTO HotelRoomModel = new HotelRoomDTO();
    private string Title = "Create";

    private async Task HandleHotelRoomUpsert()
    {
        var roomDetailsByName = await HotelRoomService.IsRoomUniqueAsync(HotelRoomModel.Name);
        if (roomDetailsByName != null)
        {
            //there is a duplicate room. show an error msg.
            return;
        }

        var createdResult = await HotelRoomService.CreateHotelRoomAsync(HotelRoomModel);
        NavigationManager.NavigateTo("hotel-room");
    }
}

@page "/hotel-room"

@inject IHotelRoomService HotelRoomService

<div class="row mt-4">
    <div class="col-8">
        <h4 class="card-title text-info">Hotel Rooms</h4>
    </div>
    <div class="col-3 offset-1">
        <NavLink href="hotel-room/create" class="btn btn-info">Add New Room</NavLink>
    </div>
</div>

<div class="row mt-4">
    <div class="col-12">
        <table class="table table-bordered table-hover">
            <thead>
                <tr>
                    <th>Name</th>
                    <th>Occupancy</th>
                    <th>Rate</th>
                    <th>
                        Sqft
                    </th>
                    <th>

                    </th>
                </tr>
            </thead>
            <tbody>
                @if (HotelRooms.Any())
                {
                    foreach (var room in HotelRooms)
                    {
                        <tr>
                            <td>@room.Name</td>
                            <td>@room.Occupancy</td>
                            <td>@room.RegularRate.ToString("c")</td>
                            <td>@room.SqFt</td>
                            <td></td>
                        </tr>
                    }
                }
                else
                {
                    <tr>
                        <td colspan="5">No records found</td>
                    </tr>
                }
            </tbody>
        </table>
    </div>
</div>

@code
{
    private List<HotelRoomDTO> HotelRooms = new List<HotelRoomDTO>();

    protected override async Task OnInitializedAsync()
    {
        await foreach(var room in HotelRoomService.GetAllHotelRoomsAsync())
        {
            HotelRooms.Add(room);
        }
    }
}

• Custom Membership Providers 
• Codefirstmembership
• EFmembership
• ...

.../books

.../books/1001

.../getAllBooks

.../getBook

.../newBook

.../getNewBooksSince

.../getComputerBooks

.../BooksNotPublished

.../UpdateBookPriceTo

.../bookForPublisher

.../GetLastBooks

.../DeleteBook

….

GET .../authors/1001/books

POST .../authors/1001/books

GET .../books?price=5000&size=pocket&score=8

.../convert?value=25&from=px&to=em

.../translate?term=web&from=en&to=fa