!(http://www.liebrother.com/upload/ef1e31512ff14b5da181fc36f9190e16_20171113.jpg)加不加synchronized有什么区别？(https://my.oschina.net/liebrother/blog/4253687)synchronized作为悲观锁，

http://jingyan.baidu.com/article/92255446a87900851648f4d6.html(https://www.oschina.net/action/GoToLink?urlhttp%3A%2F%2Fjingyan.baidu.com%2Farticle%2F92255446a87900851648f4d6.htm

方法一、partitioning!(http://static.oschina.net/uploads/space/2016/0608/155940_ZDmx_2308739.png)此图是一个通过patitioning方法，按照相关列，将数据分发到集群当中不同的partition上面。然后通过存储过程，去

前一篇说到了Foundation框架中的NSDirctionary类：http://blog.csdn.net/jiangwei0910410003/article/details/41830179(https://www.oschina.net/action/GoToLink?urlhttp%3A%2F%2Fblog.csdn.net%2Fjiang

首先回顾一下 java的几种reference：从jdk1.2开始，引用分为强引用，软引用、弱引用和虚引用，其中 软引用、弱引用和虚引用和ReferenceQueue关联。!(http://static.oschina.net/uploads/space/20

准备驱动包下载地址：http://central.maven.org/maven2/org/mongodb/mongojavadriver(https://www.oschina.net/action/GoToLink?urlhttp%3A%2F%2Fcentral.maven.org%2Fmaven2%2Forg%2Fmongod

第一步：  登录SpringBoot的Logo制作网站：http://patorjk.com/software/taag/ptestall&fBig%20Moneysw&tTest(https://www.oschina.net/action/GoToLink?urlhttp%3A%2F%2Fpatorjk.com%2Fsoftwar

转至：http://blog.csdn.net/xjj51296646/article/details/4241548(https://www.oschina.net/action/GoToLink?urlhttp%3A%2F%2Fblog.csdn.net%2Fxjj51296646%2Farticle%2Fdetails%2F4241548)

文章目录继承(https://www.oschina.net/action/GoToLink?urlhttps%3A%2F%2Fblog.csdn.net%2Fyilanyoumeng3%2Farticle%2Fdetails%2F104523619%23_3)super关键字(http

!profile(http://uploadimages.jianshu.io/upload_images/9824247c51f55d65a82fcb3.jpg?imageMogr2/autoorient/strip%7CimageView2/2/w/1240)概述Nginx是高性能的轻量级WEB服务器，