Strong_Darkness的博客

Netty的基本使用（udp发送局域网广播） 1.udp服务端搭建 EventLoopGroup group = new NioEventLoopGroup(); try { Bootstrap boot = new Bootstrap(); boot.group(group) .option(ChannelOption.SO_BROADCAST, true) .

Netty费阻塞式多线程网络神器的使用（tcp） 1.在pom文件中引入netty <!-- https://mvnrepository.com/artifact/io.netty/netty-all --> <dependency> <groupId>io.netty</groupId> <artifactId>netty-all</artifactId>

Caused by: org.hibernate.HibernateException: identifier of an instance of XXX was altered from 9131 to 1 at org.hibernate.event.def.DefaultFlushEntityEventListener.checkId(DefaultFlushEntityEventListe...

package cn.mcangpartner.test; import sun.net.ftp.FtpClient; import sun.net.ftp.FtpProtocolException; import java.io.File; import java.io.FileInputStream; import java.io.IOException; import java.io.Out...