java网络编程中利用Socket通信，ServerSocket的使用方法，新建，与客户端建立连接，关闭连接等-java Socket Communications Network Programming ServerSocket use the new, with the client to establish a connection, close the connection

socket服务器多线程的服务器端，可以连接多个客户端，每连接一个客户端就会向客户端发送消息-socket server multithreaded server, you can connect multiple clients, each connected to a client sends a message to the client

TCP/UDP通讯例程，实现了局域网内点对点数据传输，方便初学者学习参考！-TCP/UDP communication routines to achieve LAN-point data transmission, easy for beginners to learn reference!