IT修真院·坑乎 | Java(后端),CSS(前端),JavaScript(前端),PM(产品经理),UI(交互设计),QA(测试),Android(安卓APP),iOS(苹果APP),OP(运维),Python(后端)日常在线问答学习平台

该问题已被官方收录

rmi服务端启动出错

0

1

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 错误截图

该问题已被官方收录

springMVC 无法转换为bean

0

1

SSM

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 错误截图

该问题已被官方收录

module的spring配置

0

1

SSM

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 错误截图

该问题已被官方收录

用./shutdown.sh关闭rmi服务器的tomcat,然后启动客户端的错误

0

1

springRMI

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 错误截图

java.rmi.ConnectException: Connection refused to host:127.0.0.1; nested exception is:
        java.net.ConnectException: Connection refused: connect
        at sun.rmi.transport.tcp.TCPEndpoint.newSocket(Unknown Source)
        at sun.rmi.transport.tcp.TCPChannel.createConnection(Unknown Source)
        at sun.rmi.transport.tcp.TCPChannel.newConnection(Unknown Source)
        at sun.rmi.server.UnicastRef.invoke(Unknown Source)
        at java.rmi.server.RemoteObjectInvocationHandler.invokeRemoteMethod
        (Unknown Source)
        at java.rmi.server.RemoteObjectInvocationHandler.invoke(Unknown Source)
        at $Proxy0.call(Unknown Source)
        at RMI.Client.callRMI(Client.java:39)
        at RMI.Client.main(Client.java:53)
        Caused by: java.net.ConnectException: Connection refused: connect
        at java.net.PlainSocketImpl.socketConnect(Native Method)
        at java.net.PlainSocketImpl.doConnect(Unknown Source)
        at java.net.PlainSocketImpl.connectToAddress(Unknown Source)
        at java.net.PlainSocketImpl.connect(Unknown Source)
        at java.net.SocksSocketImpl.connect(Unknown Source)
        at java.net.Socket.connect(Unknown Source)
        at java.net.Socket.connect(Unknown Source)
        at java.net.Socket.<init>(Unknown Source)
        at java.net.Socket.<init>(Unknown Source)
        at sun.rmi.transport.proxy.RMIDirectSocketFactory.createSocket
        (Unknown Source)
        at sun.rmi.transport.proxy.RMIMasterSocketFactory.createSocket
        (Unknown Source)
        ... 9 more

该问题已被官方收录

jetty启动报错

1

jetty/tomcat

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 错误截图

该问题已被官方收录

shiro如何session共享

0

1

shiro

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 错误截图

该问题已被官方收录

json-taglib.jar下载不下来

5

1

json

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 错误截图

该问题已被官方收录

震惊！据说有一种操作，可以让你的数据鲲越来越大，然后不能导出导入直至炸掉？

0

1

数据库 DB设计

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 错误截图

该问题已被官方收录

根据官网任务异常不能成功捕捉

0

1

数据库

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 源码

import Util.C3P0ConnUtil;
import org.apache.log4j.Logger;


import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.SQLException;

public class Test {
    @org.junit.Test
    public void test() {
        Logger logger=Logger.getLogger(Test.class);

        Connection connection = C3P0ConnUtil.getConnection();
        System.out.println(connection);
        for (int i = 0; i < 100000; i++) {
            try {
                PreparedStatement stmt = connection.prepareStatement("insert into person (name,age,QQ) values ('loop', '18', '77967')");
//                PreparedStatement stmt = connection.prepareStatement("delete from person where QQ = '20111111'");
                stmt.execute();
                System.out.println("插入成功");
            } catch (SQLException e) {
                e.printStackTrace();
                System.out.println("报错 " + e);
            }
            C3P0ConnUtil.closeconn(connection);
        }
//        logger.info("gyggg");
    }
}

该问题已被官方收录

get和post方式提交中文参数出现乱码问题

0

1

SSM

class="cursor-pointer"> 详细描述