特征选择集大成的包-arfs(python)
一、介绍
arfs介绍文档https://arfs.readthedocs.io/en/latest/Introduction.html 英文好的朋友可以阅读作者写的介绍: All relevant feature selection means trying to find all features carrying info…
1.根据官方文档指引下载对应的rocketMQ源码包,上传到服务器解压 2. 启动NameServer nohup sh bin/mqnamesrv & 验证namesrv是否启动成功 tail -f ~/logs/rocketmqlogs/namesrv.log The Name Server boot success… 3.启动BrokerProxy nohup sh bin/mqbroker -n …
题目一 代码
import java.util.*;
public class Main {public static void main(String[] args) {Scanner input new Scanner( System.in );String str input.nextLine();int len str.length();StringBuilder s new StringBuilder(len);//StringBuilder类参考菜鸟教程for…