🌸【4949澳门免费资料大全特色】🌸_Java 运算符

System.out.println(calculator.add(2, 3)); // Prints 5

import java.io.*; import java.net.*; public class UDPServer { public static void main(String[] args) throws IOException { int port = 8080; DatagramSocket serverSocket = new DatagramSocket(port); System.out.println("Server started at port " + port); byte[] buffer = new byte[1024]; DatagramPacket packet = new DatagramPacket(buffer, buffer.length); serverSocket.receive(packet); // 等待客户端发送数据 String receivedData = new String(packet.getData(), 0, packet.getLength()); System.out.println("Received from client: " + receivedData); serverSocket.close(); } }

PreparedStatement preparedStatement=conn.prepareStatement("create table test (id int,name varchar (10))");

double d[] = { 7.784695709041462e-03, 3.224671290700398e-01,

使用Java Management Extensions（JMX）