使用docker log 容器id查看报错日志Error on realpath() on '/var/lib/mysql-files' (Error 2 - No such file or directory)2020-08-24T07:46:16.964806Z 0 [ERROR] [MY-010095] [Server] Failed to access directory for --se

server:port: 3000 #端口eureka:instance:hostname: localhost #eureka服务端的实例名称client:register-with-eureka: false #false表示不向注册中心注册自己。fetch-registry: false #false表示自己端就是注册中心，我的职...

JDK8Lambda/*** 匿名开启一个线程*/public static void jdk8Lambda() {new Thread(() -> System.out.println("Lambda")).start();}Stream(流)public static void jdk8Stream(){List<String> list = new ArrayList&lt

下载地址下载kakfa解压，进入配置文件目录，我的是H:\kafka_2.13-3.0.0\config修改两个Zookeeper和kafka的配置文件，（我的版本已经内置Zookeeper）没有对应的路径则创建，指向即可。同理，进入H:\kafka_2.13-3.0.0\bin\windows目录，cmd进入命令行启动zookeeper，zookeeper-server-start.bat ..