NeelBhatt

// The following sample code uses modern ECMAScript 6 features 
// that aren't supported in Internet Explorer 11.
// To convert the sample for environments that do not support ECMAScript 6, 
// such as Internet Explorer 11, use a transpiler such as 
// Babel at http://babeljs.io/.
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
    return new (P || (P = Promise))(function (resolve, reject) {
        function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
        function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
        function step(result) { result.done ? resolve(result.value) : new P(function (resolve) { resolve(result.value); }).then(fulfilled, rejected); }

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{
  "name": "Pi MonitR Client",
  "version": "1.0",
  "description": "Real time Streaming from Raspnerry PI using SignalR",
  "browser_action": {
    "default_popup": "popup.html",
    "default_icon": {
      "16": "images/16.png",
      "32": "images/32.png",
      "48": "images/48.png",

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public class PiCameraService
    {
        public MMALCamera MMALCamera;
        private readonly string picStoragePath = "/home/pi/images/";
        private readonly string picExtension = "jpg";
        public PiCameraService()
        {
            MMALCamera = MMALCamera.Instance;
            //Setting the Average resolution for reducing the file size
            MMALCameraConfig.StillResolution = new Resolution(640, 480);

NeelBhatt

public class FaceClientCognitiveService
    {
        private readonly IFaceClient faceClient;
        private readonly float scoreLimit = 0.5f;
        private readonly ILogger<FaceClientCognitiveService> _logger;
        public FaceClientCognitiveService(IConfiguration config, ILogger<FaceClientCognitiveService> logger)
        {
            _logger = logger;
            faceClient = new FaceClient(new ApiKeyServiceClientCredentials(config["SubscriptionKey"]),
                new System.Net.Http.DelegatingHandler[] { });

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internal class PiMonitRWorker : BackgroundService
    {        
        private readonly IHubContext<PiMonitRHub> _piMonitRHub;
        private readonly PiCameraService _piCameraService;
        private readonly FaceClientCognitiveService _faceClientCognitiveService;
        public PiMonitRWorker(IHubContext<PiMonitRHub> piMonitRHub,
            PiCameraService piCameraService, FaceClientCognitiveService faceClientCognitiveService)
        {           
            _piMonitRHub = piMonitRHub;
            _piCameraService = piCameraService;

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public class PiMonitRHub : Hub
    {
        internal static bool _isStreamRunning = false;
        private readonly PiCameraService _piCameraService;
        public PiMonitRHub(PiCameraService piCameraService)
        {
            _piCameraService = piCameraService;
        }

        public ChannelReader<object> StartStream(CancellationToken cancellationToken)

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Usage:

modelBuilder.Entity("Cat", c =>
    {
        c.Property<int>("Id");
        c.Property<string>("Name");
    });
    
context.Add(new Dictionary<string, object>
{

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  public class SomeEntity
    {
        public object this[string propertyName]
        {
            get
            {
                // get value of property named propertyName
            }

            set

NeelBhatt

using System;  
using System.Collections.Generic;  
using System.Linq;  
using System.Threading.Tasks;  
using Microsoft.AspNetCore.Builder;  
using Microsoft.AspNetCore.Http;  
  
namespace Angular7DemoServices  
{  
    // You may need to install the Microsoft.AspNetCore.Http.Abstractions package into your project  

NeelBhatt

using System;  
using System.Collections.Generic;  
using System.Linq;  
using System.Threading.Tasks;  
using Angular7DemoServices;  
using Microsoft.AspNetCore.Builder;  
using Microsoft.AspNetCore.Hosting;  
using Microsoft.AspNetCore.Mvc;  
using Microsoft.EntityFrameworkCore;  
using Microsoft.Extensions.Configuration;