<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[cst_code的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/cst_code</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; cst_code]]></copyright><item><title><![CDATA[Java8 流处理]]></title><link>https://blog.youkuaiyun.com/cst_code/article/details/79446902</link><guid>https://blog.youkuaiyun.com/cst_code/article/details/79446902</guid><author>cst_code</author><pubDate>Thu, 25 Apr 2019 09:21:17 +0800</pubDate><description><![CDATA[记录Java8流处理



/*
*author:cst
*如有错误请指出
*/

FlatMap()



Stream.flatMap(Function super String, ? extends Stream extends String>> mapper)

api:
Returns a stream consisting of the results of replacing eac]]></description><category></category></item><item><title><![CDATA[让Eclipse支持Java8]]></title><link>https://blog.youkuaiyun.com/cst_code/article/details/79097961</link><guid>https://blog.youkuaiyun.com/cst_code/article/details/79097961</guid><author>cst_code</author><pubDate>Thu, 18 Jan 2018 16:37:31 +0800</pubDate><description><![CDATA[看图





地址


  https://stackoverflow.com/questions/21955207/version-1-8-of-project-facet-java-does-not-exist]]></description><category></category></item><item><title><![CDATA[Android之Handler]]></title><link>https://blog.youkuaiyun.com/cst_code/article/details/70234218</link><guid>https://blog.youkuaiyun.com/cst_code/article/details/70234218</guid><author>cst_code</author><pubDate>Wed, 10 Jan 2018 11:17:20 +0800</pubDate><description><![CDATA[handler的基本使用



1.Handler是什么？

    主要是为了接受子线程的消息，配合主线程更新UI。

    在Android系统内，主线程应该专注于更新UI，而不会把精力放到，请求网络，或者本地文件上，从而阻塞自己，使得自己的应用出现anr（application not responding）的情况。

    还有就是Android中Android UI组件是线程不安全的]]></description><category></category></item><item><title><![CDATA[MongoDB文档中有数组的Aggregate统计]]></title><link>https://blog.youkuaiyun.com/cst_code/article/details/79021510</link><guid>https://blog.youkuaiyun.com/cst_code/article/details/79021510</guid><author>cst_code</author><pubDate>Wed, 10 Jan 2018 11:15:16 +0800</pubDate><description><![CDATA[需求

在mongodb中有以下格式的文档。 


在文档中有foods数组存储了用户所下的订单信息。


  我现在需要将以foods.id分组将每个foods.id的count统计出来。




思路

1.将数组分档拆分 
2.匹配所需要的文档 
3.统计分组信息



db.order.aggregate
([
{$unwind:"$foods"},
{$match:{date:{"$lt]]></description><category></category></item><item><title><![CDATA[Firefox 上请求Json控制台提示xml格式不佳]]></title><link>https://blog.youkuaiyun.com/cst_code/article/details/78969316</link><guid>https://blog.youkuaiyun.com/cst_code/article/details/78969316</guid><author>cst_code</author><pubDate>Thu, 04 Jan 2018 11:44:04 +0800</pubDate><description><![CDATA[问题

使用jquery  ajax请求数据时，Firefox 上请求Json控制台提示xml格式不佳



原因

由于回复头没有指定content-type，Firefox将回复内容当成html解析。 由ajax指定的dataType : “json” ，并不对浏览器生效。



解决

指定content-Type:text/plain



res.setContentType("text]]></description><category></category></item><item><title><![CDATA[NoSuchMethodError记录]]></title><link>https://blog.youkuaiyun.com/cst_code/article/details/78945581</link><guid>https://blog.youkuaiyun.com/cst_code/article/details/78945581</guid><author>cst_code</author><pubDate>Mon, 01 Jan 2018 14:45:05 +0800</pubDate><description><![CDATA[NoSuchMethodError]]></description><category></category></item><item><title><![CDATA[openfire多实例问题]]></title><link>https://blog.youkuaiyun.com/cst_code/article/details/78945519</link><guid>https://blog.youkuaiyun.com/cst_code/article/details/78945519</guid><author>cst_code</author><pubDate>Mon, 01 Jan 2018 14:28:04 +0800</pubDate><description><![CDATA[openfire]]></description><category></category></item><item><title><![CDATA[orgchart组织机构图]]></title><link>https://blog.youkuaiyun.com/cst_code/article/details/78766961</link><guid>https://blog.youkuaiyun.com/cst_code/article/details/78766961</guid><author>cst_code</author><pubDate>Sun, 10 Dec 2017 20:01:47 +0800</pubDate><description><![CDATA[orgchart]]></description><category></category></item><item><title><![CDATA[spring定时任务]]></title><link>https://blog.youkuaiyun.com/cst_code/article/details/78106927</link><guid>https://blog.youkuaiyun.com/cst_code/article/details/78106927</guid><author>cst_code</author><pubDate>Tue, 26 Sep 2017 21:06:09 +0800</pubDate><description><![CDATA[spring定时任务]]></description><category></category></item><item><title><![CDATA[JavaScript闭包]]></title><link>https://blog.youkuaiyun.com/cst_code/article/details/78106909</link><guid>https://blog.youkuaiyun.com/cst_code/article/details/78106909</guid><author>cst_code</author><pubDate>Tue, 26 Sep 2017 21:03:51 +0800</pubDate><description><![CDATA[JavaScript之闭包]]></description><category></category></item><item><title><![CDATA[windows 下使用nginx对mysql进行负载均衡]]></title><link>https://blog.youkuaiyun.com/cst_code/article/details/77504134</link><guid>https://blog.youkuaiyun.com/cst_code/article/details/77504134</guid><author>cst_code</author><pubDate>Wed, 23 Aug 2017 11:43:34 +0800</pubDate><description><![CDATA[windows 下使用nginx对mysql进行负载均衡]]></description><category></category></item><item><title><![CDATA[nginx-tomcat]]></title><link>https://blog.youkuaiyun.com/cst_code/article/details/77447959</link><guid>https://blog.youkuaiyun.com/cst_code/article/details/77447959</guid><author>cst_code</author><pubDate>Mon, 21 Aug 2017 11:42:46 +0800</pubDate><description><![CDATA[nginx与tomcat集成实现高可用的均衡负载]]></description><category></category></item><item><title><![CDATA[关于shiro不进入successURL的问题]]></title><link>https://blog.youkuaiyun.com/cst_code/article/details/77053717</link><guid>https://blog.youkuaiyun.com/cst_code/article/details/77053717</guid><author>cst_code</author><pubDate>Thu, 10 Aug 2017 15:38:45 +0800</pubDate><description><![CDATA[shiro不跳入successURL的问题。]]></description><category></category></item><item><title><![CDATA[webpack-react]]></title><link>https://blog.youkuaiyun.com/cst_code/article/details/73718010</link><guid>https://blog.youkuaiyun.com/cst_code/article/details/73718010</guid><author>cst_code</author><pubDate>Sun, 25 Jun 2017 15:41:01 +0800</pubDate><description><![CDATA[react+webpack]]></description><category></category></item><item><title><![CDATA[struts2注解式拦截器]]></title><link>https://blog.youkuaiyun.com/cst_code/article/details/73176202</link><guid>https://blog.youkuaiyun.com/cst_code/article/details/73176202</guid><author>cst_code</author><pubDate>Tue, 13 Jun 2017 13:53:36 +0800</pubDate><description><![CDATA[struts2注解拦截器]]></description><category></category></item><item><title><![CDATA[工厂方法与抽象工厂]]></title><link>https://blog.youkuaiyun.com/cst_code/article/details/72571790</link><guid>https://blog.youkuaiyun.com/cst_code/article/details/72571790</guid><author>cst_code</author><pubDate>Sat, 20 May 2017 11:45:26 +0800</pubDate><description><![CDATA[抽象工厂]]></description><category></category></item><item><title><![CDATA[Java设计模式-命令模式]]></title><link>https://blog.youkuaiyun.com/cst_code/article/details/72570861</link><guid>https://blog.youkuaiyun.com/cst_code/article/details/72570861</guid><author>cst_code</author><pubDate>Sat, 20 May 2017 10:44:54 +0800</pubDate><description><![CDATA[1.首先什么是命令模式将一个请求封装成对象，从而让你使用不同的请求把客户端参数化，对请求排队或者记录请求日志，可以提供命令的撤销和恢复功能。（设计模式之禅）
2.命令模式应该都有哪些属性1.Receiver命令接收者
2.command命令，
3.invoker执行者
3.实践3.1餐厅的点菜系统，顾客点菜便是一条命令，服务员为接收者，并将命令传递到厨师处，让厨师执行。餐厅并不只是只有一个菜品，故而]]></description><category></category></item><item><title><![CDATA[jsp使用include导入html乱码解决]]></title><link>https://blog.youkuaiyun.com/cst_code/article/details/72569818</link><guid>https://blog.youkuaiyun.com/cst_code/article/details/72569818</guid><author>cst_code</author><pubDate>Sat, 20 May 2017 10:13:37 +0800</pubDate><description><![CDATA[jsp导入html乱码问题]]></description><category></category></item><item><title><![CDATA[Java设计模式-装饰模式]]></title><link>https://blog.youkuaiyun.com/cst_code/article/details/71308153</link><guid>https://blog.youkuaiyun.com/cst_code/article/details/71308153</guid><author>cst_code</author><pubDate>Sun, 07 May 2017 10:27:30 +0800</pubDate><description><![CDATA[装饰模式]]></description><category></category></item><item><title><![CDATA[Ubuntu下安装mongodb及一些基本操作]]></title><link>https://blog.youkuaiyun.com/cst_code/article/details/71195112</link><guid>https://blog.youkuaiyun.com/cst_code/article/details/71195112</guid><author>cst_code</author><pubDate>Fri, 05 May 2017 13:24:19 +0800</pubDate><description><![CDATA[Ubuntu下安装mongodb及一些基本操作]]></description><category></category></item></channel></rss>