doc：更新文档

Docs/Jupter笔记.002.线程.ipynb

@@ -182,6 +182,7 @@
      },
      {
       "aliases": [],
+      "languageName": null,
       "name": ".NET"
      },
      {
@@ -214,7 +215,19 @@
      },
      {
       "aliases": [],
+      "languageName": null,
       "name": "value"
+     },
+     {
+      "aliases": [
+       "js"
+      ],
+      "languageName": "JavaScript",
+      "name": "javascript"
+     },
+     {
+      "aliases": [],
+      "name": "webview"
      }
     ]
    }

MultiThreadingStudy.ConsoleApp/Program.cs

@@ -2,9 +2,12 @@ namespace MultiThreadingStudy.ConsoleApp
 {
     internal class Program
     {
-        static void Main(string[] args)
+        static async Task Main(string[] args)
         {
             Console.WriteLine("多线程学习");
+
+            var contents = await new HttpClient()
+            .GetStringAsync("https://www.baidu.com");
         }
     }
 }