<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[jieli4970的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/jieli4970</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; jieli4970]]></copyright><item><title><![CDATA[mbatis 缓存 cache]]></title><link>https://blog.youkuaiyun.com/jieli4970/article/details/82981422</link><guid>https://blog.youkuaiyun.com/jieli4970/article/details/82981422</guid><author>jieli4970</author><pubDate>Tue, 09 Oct 2018 14:03:15 +0800</pubDate><description><![CDATA[PS：好多博文里面直接在&amp;lt;cache/&amp;gt;中直接配置刷新缓存的属性，是不能生效的，查看官方的文档可以看到，这个时间的刷新只是在控制mybatis本身的二级缓存时才能使用的，使用自定义的或者第三方的缓存时不会生效的。所以这里要特别注意，这是个大坑。

 

MyBatis 包含一个非常强大的查询缓存特性,它可以非常方便地配置和定制。MyBatis 3 中的缓存实现的很多改进都已经实现了,使...]]></description><category></category></item><item><title><![CDATA[java     反射之我的理解]]></title><link>https://blog.youkuaiyun.com/jieli4970/article/details/80537997</link><guid>https://blog.youkuaiyun.com/jieli4970/article/details/80537997</guid><author>jieli4970</author><pubDate>Fri, 01 Jun 2018 16:05:00 +0800</pubDate><description><![CDATA[  Class tmp = testClass.getClass();        这是我输出的反射class tmp和 testclass的地址：tmp地址：  class day3.TestClass
    testClass地址： day3.TestClass@70dea4e
1、他们的实际存储的地址是不是一样的？如果地址是一样的，那么可以理解为，tmp在testClass的存储地上只是...]]></description><category></category></item><item><title><![CDATA[day1 创建spring MVC的hello world`]]></title><link>https://blog.youkuaiyun.com/jieli4970/article/details/80505812</link><guid>https://blog.youkuaiyun.com/jieli4970/article/details/80505812</guid><author>jieli4970</author><pubDate>Fri, 01 Jun 2018 15:01:15 +0800</pubDate><description><![CDATA[1、用eclipse创建dynamic web project。2、导入springMVC需要用到的jar包。导入地址：WebContent/WEB-INF/lib下，具体导入的jar包，如下图：3、我们根据从MVC的框架来搭建整个过程，先编辑我们能看到的页面，也就是index.jsp,4、从前段的请求访问到后端，需要我们给它指定一个“路”,也就是我们的web.xml配置文件；接下来我们来配置xm...]]></description><category></category></item><item><title><![CDATA[65. Valid Number]]></title><link>https://blog.youkuaiyun.com/jieli4970/article/details/78804662</link><guid>https://blog.youkuaiyun.com/jieli4970/article/details/78804662</guid><author>jieli4970</author><pubDate>Thu, 14 Dec 2017 16:56:08 +0800</pubDate><description><![CDATA[class Solution {
    public boolean isNumber(String s) {
        //String test=s;
        //String test="   +11111.e+1   ";

         String re_rest=s;
        String test=re_rest.replace("-","+]]></description><category></category></item><item><title><![CDATA[4. Median of Two Sorted Arrays]]></title><link>https://blog.youkuaiyun.com/jieli4970/article/details/78773261</link><guid>https://blog.youkuaiyun.com/jieli4970/article/details/78773261</guid><author>jieli4970</author><pubDate>Mon, 11 Dec 2017 15:40:31 +0800</pubDate><description><![CDATA[题目：There are two sorted arrays nums1 and nums2 of size m and n respectively.

Find the median of the two sorted arrays. The overall run time complexity should be O(log (m+n)).

Example 1:

nums1 = [1,]]></description><category></category></item><item><title><![CDATA[1. Two Sum]]></title><link>https://blog.youkuaiyun.com/jieli4970/article/details/78769844</link><guid>https://blog.youkuaiyun.com/jieli4970/article/details/78769844</guid><author>jieli4970</author><pubDate>Mon, 11 Dec 2017 10:07:44 +0800</pubDate><description><![CDATA[题目：

Given an array of integers, return indices of the two numbers such that they add up to a specific target.
You may assume that each input would have exactly one solution, and you may not use th]]></description><category></category></item><item><title><![CDATA[Javaclient端怎么判断server端socket是否已经断开]]></title><link>https://blog.youkuaiyun.com/jieli4970/article/details/78108613</link><guid>https://blog.youkuaiyun.com/jieli4970/article/details/78108613</guid><author>jieli4970</author><pubDate>Wed, 27 Sep 2017 00:52:50 +0800</pubDate><description><![CDATA[“Javaclient端怎么判断server端socket是否已经断开”： 
关键词：javaclient 端 怎么 判断 server 端 socket 是否 已经 断开java client端如何判断server端socket是否已经断开 
最近在开发中遇到一个问题，就是如何判断远端服务器是否已经断开连接，如果断开那么需要重新连接。首先想到socket类的方法isclosed()、isconne]]></description><category></category></item><item><title><![CDATA[jstack学习 shell代码调试 set -x]]></title><link>https://blog.youkuaiyun.com/jieli4970/article/details/77541446</link><guid>https://blog.youkuaiyun.com/jieli4970/article/details/77541446</guid><author>jieli4970</author><pubDate>Thu, 24 Aug 2017 20:46:34 +0800</pubDate><description><![CDATA[先MARK]]></description><category></category></item><item><title><![CDATA[ambari服务启动问题]]></title><link>https://blog.youkuaiyun.com/jieli4970/article/details/77541045</link><guid>https://blog.youkuaiyun.com/jieli4970/article/details/77541045</guid><author>jieli4970</author><pubDate>Thu, 24 Aug 2017 20:11:51 +0800</pubDate><description><![CDATA[1、查看yarn的调度配置策略。（1）  maximum-applications ：集群或者队列中同时处于等待和运行状态的应用程序数目上限，这是一个强限制，一旦集群中应用程序数目超过该上限，后续提交的应用程序将被拒绝，默认值为10000。所有队列的数目上限可通过参数yarn.scheduler.capacity.maximum-applications设置（可看做默认值），而单个队列可通过参数ya]]></description><category></category></item><item><title><![CDATA[Linux大于2T的磁盘自动分区脚本]]></title><link>https://blog.youkuaiyun.com/jieli4970/article/details/77198971</link><guid>https://blog.youkuaiyun.com/jieli4970/article/details/77198971</guid><author>jieli4970</author><pubDate>Tue, 15 Aug 2017 19:34:43 +0800</pubDate><description><![CDATA[Linux大于2T的磁盘自动分区脚本#!/bin/bash  
i=4 #需要分区的数量，从b盘开始
for(m=1;m<i;m++)
do
j=`echo $m|awk '{printf "%c",97+$m}'`
echo $jparted /dev/vd$j <<ESXU
mklabel gpt
Yes
mkpart primary 0 -1
ignore
quit
ESXU
mkfs.ext]]></description><category></category></item><item><title><![CDATA[管道和IO重定向]]></title><link>https://blog.youkuaiyun.com/jieli4970/article/details/73549765</link><guid>https://blog.youkuaiyun.com/jieli4970/article/details/73549765</guid><author>jieli4970</author><pubDate>Wed, 21 Jun 2017 15:36:48 +0800</pubDate><description><![CDATA[前言：
       计算机总共有五大部件：
运算器，控制器：CPU

存储器：RAM
输入设备，输出设备。


而我们平时所常见的输入设备主要有：键盘，鼠标。
输出设备：显示器。




系统设定的默认设备：                
         输入设备：标准输入 STDIN ，0（0是它的标识符）
         输出设备：标准输出 STDOUT]]></description><category></category></item></channel></rss>