摘要：
开发时遇到个问题，程序访问数据库数据，给服务器发送请求时，老是报错，返回的错误页面是：HTTP Status 415 - Unsupported Media Typetype Status reportmessage Unsupported Media Typedescription The server refused this request because the request entity is in a format not supported by the requested resource for the requested method (Unsupported Media 阅读全文
