随笔分类 -  java

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elasticsearch activemq 进程
摘要：[root@mvp1 ~]# ps -ef | grep elaes 23985 1 0 2023 ? 01:02:42 /opt/elasticsearch/jdk/bin/java -Xshare:auto -Des.networkaddress.cache.ttl=60 -Des.networ 阅读全文
posted @ 2024-01-03 13:54 tonggc1668 阅读(33) 评论(0) 推荐(0)
java -jar
摘要：# 不可关闭命令行，关闭即停止程序，或使用 ctrl + c 命令停止程序java -Dfile.encoding=utf-8 -jar -Dserver.port=8080 D:/Downloads/zfile-release.jar 阅读全文
posted @ 2023-01-28 18:10 tonggc1668 阅读(131) 评论(0) 推荐(0)
map stream
摘要：package com.example.demo; import java.time.LocalDate; import java.util.HashMap; import java.util.Map; public class Test { public static void main(Stri 阅读全文
posted @ 2022-12-06 12:59 tonggc1668 阅读(57) 评论(0) 推荐(0)
Aliyun Java Initializr
摘要：https://start.aliyun.com/bootstrap.html/ 阅读全文
posted @ 2022-11-29 18:07 tonggc1668 阅读(57) 评论(0) 推荐(0)
如何在 Mac 上卸载 Java？
摘要：export JAVA_HOME=/Library/Java/JavaVirtualMachines/jdk1.7.0_71.jdk/Contents/Home/Library/Java/JavaVirtualMachines/jdk1.8.0_152.jdk/Contents/Home sudo 阅读全文
posted @ 2022-08-12 13:48 tonggc1668 阅读(505) 评论(0) 推荐(0)
bloomfilter
摘要：BoolmFilter https://blog.csdn.net/u012150792/article/details/53445051 Boolean Filter布隆过滤器 https://blog.csdn.net/u010519674/article/details/107897577 阅读全文
posted @ 2022-05-24 21:47 tonggc1668 阅读(15) 评论(0) 推荐(0)
java远程调试
摘要：Idea远程调试 https://zhuanlan.zhihu.com/p/98116873 java笔记：远程调试 https://zhuanlan.zhihu.com/p/165346916 java远程调试 https://blog.csdn.net/qyaxx/article/details 阅读全文
posted @ 2022-05-10 16:39 tonggc1668 阅读(41) 评论(0) 推荐(0)
linux安装jdk
摘要：安装jdk.txt下载目录/data/app/src软件目录/data/app/jdk1.8.0_311安装步骤mkdir -p /data/app/srccd /data/app/src上传jdk-8u311-linux-x64.tar.gztar -zxf jdk-8u311-linux-x64 阅读全文
posted @ 2022-03-09 14:56 tonggc1668 阅读(40) 评论(0) 推荐(0)
linux 启动停止jar
摘要：start.sh #!/bin/bash PWDPATH=`dirname $0` PORTAL_HOME=`cd $PWDPATH && cd .. && pwd` echo $PORTAL_HOME cd $PORTAL_HOME JVM_OPTS=" -server -Xms2g -Xmx2g 阅读全文
posted @ 2021-09-29 17:33 tonggc1668 阅读(113) 评论(0) 推荐(0)
win10 env
摘要：CLASSPATH.;%JAVA_HOME%\lib\dt.jar;%JAVA_HOME%\lib\tools.jar;JAVA_HOMEC:\Program Files\Java\jdk1.8.0_161M2_HOMED:\Program Files\apache-maven-3.8.1MAVEN 阅读全文
posted @ 2021-09-11 21:05 tonggc1668 阅读(83) 评论(0) 推荐(0)
initJdk.sh
摘要：#!/bin/bash ######################################## #### 脚本结束执行source /etc/profile ######################################## baseDir=`dirname $0` loca 阅读全文
posted @ 2021-09-04 22:25 tonggc1668 阅读(24) 评论(0) 推荐(0)
JDK常用命令
摘要：# JDK常用命令#### java > https://docs.oracle.com/javase/8/docs/technotes/tools/unix/java.html#### javac Java Compiler > https://docs.oracle.com/javase/8/d 阅读全文
posted @ 2021-09-04 22:06 tonggc1668 阅读(33) 评论(0) 推荐(0)
google MoreExecutors
摘要：import cn.hutool.core.thread.NamedThreadFactory; import com.google.common.util.concurrent.ListenableFuture; import com.google.common.util.concurrent.L 阅读全文
posted @ 2021-08-30 10:31 tonggc1668 阅读(339) 评论(0) 推荐(0)
通过class定位打包后的resour路径
摘要：SnifferConfigInitializer /** * Load the specified config file or default config file * * @return the config file {@link InputStream}, or null if not n 阅读全文
posted @ 2021-08-29 19:21 tonggc1668 阅读(448) 评论(0) 推荐(0)
java大文件读取
摘要：100G的文件如何读取 - 第306篇 https://mp.weixin.qq.com/s?__biz=MzA4ODIyMzEwMg==&mid=2447534816&idx=1&sn=d5c20e3cce73a62a8834965b017c823e&chksm=843bb6f1b34c3fe7d 阅读全文
posted @ 2021-08-27 16:13 tonggc1668 阅读(70) 评论(0) 推荐(0)
java agent 字节码插桩
摘要：「字节码插桩」统计方法耗时（第一篇：初出茅庐）- 第311篇 https://mp.weixin.qq.com/s?__biz=MzA4ODIyMzEwMg==&mid=2447534959&idx=1&sn=a4ad59c171f3512f9a8ad70af2e55785&chksm=843bb7 阅读全文
posted @ 2021-08-27 16:04 tonggc1668 阅读(176) 评论(0) 推荐(0)
Java远程断点调式
摘要：java xrunjdwp_Java远程断点调式 -Xdebug https://blog.csdn.net/weixin_32010647/article/details/114567722 Java远程调试 java -Xdebug各参数说明 https://www.cnblogs.com/li 阅读全文
posted @ 2021-08-27 11:25 tonggc1668 阅读(145) 评论(0) 推荐(0)
linux 添加环境变量
摘要：export M2_HOME=/opt/apache-maven-3.8.1echo export PATH=${PATH}:${M2_HOME}/bin >> /etc/profilecat /etc/profilesudo echo 'export PATH=${PATH}:/Volumes/d 阅读全文
posted @ 2021-06-30 01:35 tonggc1668 阅读(80) 评论(0) 推荐(0)
Synchronized关键字
摘要：Java并发——Synchronized关键字和锁升级，详细分析偏向锁和轻量级锁的升级 https://blog.csdn.net/tongdanping/article/details/79647337 阅读全文
posted @ 2020-07-24 17:38 tonggc1668 阅读(86) 评论(0) 推荐(0)
java中正则表达式匹配ip地址的写法
摘要：https://blog.csdn.net/milanac007/article/details/82868702 阅读全文
posted @ 2020-01-05 13:53 tonggc1668 阅读(2006) 评论(0) 推荐(0)

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