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Error: ER_NOT_SUPPORTED_AUTH_MODE: Client does not support authentication protocol 解决办法

   1.启动数据库netstartmysql   2.登录数据库mysql-uroot-p   3.用数据库      eg:有sys,name,age三个数据库你用哪个就需要执行命令,如下      mysql>usename   4.alteruser'root'@'localhost'identifiedwithmysql_native_passwordby'123456';        //123456为数据库密码   5.flushprivileges; //即可解决   node连接数据库出现的问题ER_NOT_SUPPORTED_AUTH_MODE:Clientdoesnot

idea启动 org.springframework.boot.web.server.PortInUseException: Port XXX is already in use

  win+r,输入cmd,进入命令行窗口查询占用端口号所在进程:netstat-ano|findstr8001杀死进程:taskkill-f-pid进程号 

idea启动 org.springframework.boot.web.server.PortInUseException: Port XXX is already in use

  win+r,输入cmd,进入命令行窗口查询占用端口号所在进程:netstat-ano|findstr8001杀死进程:taskkill-f-pid进程号 

Requirement already satisfied解决办法

遇到的问题:当使用电脑中安装的Python3.7的IDLE去运行某一个python文件时,会出现ModuleNotFoundError:Nomodulenamed'numpy'的报错,需要安装numpy库。而当使用win+R快捷键打开cmd,输入pipinstallnumpy命令时,却得到Requirementalreadysatisfied:numpyind:programminganaconda3libsite-packages(1.16.5)的提示,告诉我们已经有numpy存在于d:programminganaconda3libsite-packages(1.16.5)路径中,但是我们在

Requirement already satisfied解决办法

遇到的问题:当使用电脑中安装的Python3.7的IDLE去运行某一个python文件时,会出现ModuleNotFoundError:Nomodulenamed'numpy'的报错,需要安装numpy库。而当使用win+R快捷键打开cmd,输入pipinstallnumpy命令时,却得到Requirementalreadysatisfied:numpyind:programminganaconda3libsite-packages(1.16.5)的提示,告诉我们已经有numpy存在于d:programminganaconda3libsite-packages(1.16.5)路径中,但是我们在

failed to authenticate user [elastic] 问题解决

1.问题elasticsearch突然出现问题Authenticationof[elastic]wasterminatedbyrealm[reserved]-failedtoauthenticateuser[elastic]2.网上找答案在网上找解决方案,根据如下操作(可行方案的网址https://elasticsearch.cn/question/11517)可以将es密码重新设置,使其恢复正常,但是我是单节点部署的,数据最后有点问题,最后删除索引了,重建索引***重点生成新的证书***重点生成新的证书***重点生成新的证书问题处理流程:停止esxpack取消启动,以无密码形式登录删除.se

failed to authenticate user [elastic] 问题解决

1.问题elasticsearch突然出现问题Authenticationof[elastic]wasterminatedbyrealm[reserved]-failedtoauthenticateuser[elastic]2.网上找答案在网上找解决方案,根据如下操作(可行方案的网址https://elasticsearch.cn/question/11517)可以将es密码重新设置,使其恢复正常,但是我是单节点部署的,数据最后有点问题,最后删除索引了,重建索引***重点生成新的证书***重点生成新的证书***重点生成新的证书问题处理流程:停止esxpack取消启动,以无密码形式登录删除.se

Docker启动报错docker: Error response from daemon: Conflict. The container name “/redis6“ is already in u

docker启动报错docker:Errorresponsefromdaemon:Conflict.Thecontainername"/redis6"isalreadyinusebycontainer"b472e52c109bb5cfadf9dcd167b0e9a66f5215477a96673f0d60c7d07d7e746b".Youhavetoremove(orrename)thatcontainertobeabletoreusethatname.原因是:Centos7的内核过低或者过高的问题。拓展视频:腾讯最新前后端技术实战https://download.csdn.net/cours

Docker启动报错docker: Error response from daemon: Conflict. The container name “/redis6“ is already in u

docker启动报错docker:Errorresponsefromdaemon:Conflict.Thecontainername"/redis6"isalreadyinusebycontainer"b472e52c109bb5cfadf9dcd167b0e9a66f5215477a96673f0d60c7d07d7e746b".Youhavetoremove(orrename)thatcontainertobeabletoreusethatname.原因是:Centos7的内核过低或者过高的问题。拓展视频:腾讯最新前后端技术实战https://download.csdn.net/cours

【突发】解决remote: Support for password authentication was removed on August 13, 2021. Please use a perso

引言Github不能拉代码了?今天我像往常那样更新一下Github代码,发现竟然报了下面的错误:$gitpullremote:SupportforpasswordauthenticationwasremovedonAugust13,2021.Pleaseuseapersonalaccesstokeninstead.remote:Pleaseseehttps://github.blog/2020-12-15-token-authentication-requirements-for-git-operations/formoreinformation.fatal:unabletoaccess'ht