百度统计  https://tongji.baidu.com/web/welcome/login
码云    https://gitee.com/


zookeeper
    https://gitee.com/
    https://blog.csdn.net/lihao21/article/details/51778255
    http://www.cnblogs.com/z-sm/p/5691752.html
    https://www.cnblogs.com/keystone/p/12932548.html

dubbo
    http://kuailenanhaier.iteye.com/blog/2329575
    
    

    
idea
    https://bbs.csdn.net/topics/390764673
    https://www.cnblogs.com/VweiweiyixiaoV/p/6610681.html
    https://blog.csdn.net/u012099869/article/details/51038860
    https://blog.csdn.net/zw235345721/article/details/50737549
    
    
定时器
    http://www.jb51.net/article/44033.htm
    
centos  安装 mysql
    https://www.linuxidc.com/Linux/2015-12/126692.htm
    
redis
    http://www.runoob.com/redis/redis-install.html
    
docker
    http://www.runoob.com/docker/docker-command-manual.html
    
maven
    http://mvnrepository.com/
    http://www.cnblogs.com/editor/p/3891446.html

sencha
    http://docs.sencha.com/extjs/6.5.1/
    
jqGrid
    http://blog.mn886.net/jqGrid/
    
nexus
    https://blog.csdn.net/kingzone_2008/article/details/39454873
    
数据库
    https://blog.csdn.net/qq_33290787/article/details/51924963
    https://www.cnblogs.com/zhaoyl/p/4121010.html
    
    
百度云管家    
    https://github.com/GangZhuo/BaiduPCS
    
    
nginx
    https://www.cnblogs.com/wyd168/p/6636529.html
    
    
    
防火墙
    https://blog.csdn.net/liuguichenglove/article/details/84202116
    https://www.centos.bz/2019/02/centos-7-%e9%98%b2%e7%81%ab%e5%a2%99firewalld%e7%9a%84%e5%b8%b8%e7%94%a8%e5%91%bd%e4%bb%a4/