shikaku https://blog.hatena.ne.jp/shikaku/ shikaku's blog https://blog.systemjp.net/ C# メモClientWebSocket クラスは.NET4.5以降じゃないと使えない https://msdn.microsoft.com/ja-jp/library/system.net.websockets.clientwebsocket(v=vs.110).aspx http://kimux.net/?cat=3 http://kimux.net/?p=929 http://www.atmarkit.co.jp/ait/articles/1111/11/news135_2.html 190 <iframe src="https://hatenablog-parts.com/embed?url=https%3A%2F%2Fblog.systemjp.net%2Fentry%2F2017%2F06%2F08%2F191222" title="WebSocket周りの情報収集 - shikaku&#39;s blog" class="embed-card embed-blogcard" scrolling="no" frameborder="0" style="display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;"></iframe> Hatena Blog https://hatena.blog 2017-06-08 19:12:22 rich https://blog.systemjp.net/entry/2017/06/08/191222 1.0 100%