<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[qq_37240849的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/qq_37240849</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; qq_37240849]]></copyright><item><title><![CDATA[poi读取excel日期后竟然是数字]]></title><link>https://blog.youkuaiyun.com/qq_37240849/article/details/108010074</link><guid>https://blog.youkuaiyun.com/qq_37240849/article/details/108010074</guid><author>qq_37240849</author><pubDate>Fri, 14 Aug 2020 17:28:38 +0800</pubDate><description><![CDATA[poi读取excel日期后竟然是数字！！！！

最主要的一段代码


if (DateUtil.isCellDateFormatted(cell)) {  //判断是否是日期
            Date theDate = cell.getDateCellValue();  
            ret = simpleDateFormat.format(theDate);  //转换
        } 

可参考：https://www.iteye.com/blog/goro-1689096
]]></description><category></category></item><item><title><![CDATA[VMware 15.6版本下载安装]]></title><link>https://blog.youkuaiyun.com/qq_37240849/article/details/107227857</link><guid>https://blog.youkuaiyun.com/qq_37240849/article/details/107227857</guid><author>qq_37240849</author><pubDate>Thu, 09 Jul 2020 15:37:17 +0800</pubDate><description><![CDATA[一、下载

VMware官网下载地址点击下载选择Workstation pro



我这里下载的windows的，点击 转至下载 这时会让你登录，没有需要注册验证。

不想麻烦的可以看这里????https://download.youkuaiyun.com/download/qq_37240849/12594489



二、安装

1、双击 .exe 文件



Windows镜像地址：https://msdn.itellyou.cn/
...]]></description><category></category></item><item><title><![CDATA[CentOS7源码包安装安装mysql(5.7.25)]]></title><link>https://blog.youkuaiyun.com/qq_37240849/article/details/107223626</link><guid>https://blog.youkuaiyun.com/qq_37240849/article/details/107223626</guid><author>qq_37240849</author><pubDate>Thu, 09 Jul 2020 10:59:53 +0800</pubDate><description><![CDATA[请转：https://blog.youkuaiyun.com/qq_30162219/article/details/87768612
]]></description><category></category></item><item><title><![CDATA[看这里-》Nginx-离线-安装]]></title><link>https://blog.youkuaiyun.com/qq_37240849/article/details/107176425</link><guid>https://blog.youkuaiyun.com/qq_37240849/article/details/107176425</guid><author>qq_37240849</author><pubDate>Tue, 07 Jul 2020 11:29:40 +0800</pubDate><description><![CDATA[一、基础环境

1、操作系统：CentOS 7.X

2、Nginx：xx

二、安装

1、下载需要的版本????


	http://nginx.org/packages/centos/7/x86_64/RPMS/
	
	
	链接: https://pan.baidu.com/s/14usZYrxi0V9AmVqgST4XyQ
	
	
	提取码: tnnw
	
2、安装（安装过程可能需要依赖包到上面链接获取????，把依赖包放到一个你认为该放的文件下如：/usr/local/src，文件夹里还有一层文件]]></description><category></category></item><item><title><![CDATA[HttpClient实现一个项目访问另一个项目的接口]]></title><link>https://blog.youkuaiyun.com/qq_37240849/article/details/106530078</link><guid>https://blog.youkuaiyun.com/qq_37240849/article/details/106530078</guid><author>qq_37240849</author><pubDate>Wed, 03 Jun 2020 18:11:36 +0800</pubDate><description><![CDATA[/**
     * 远程调用接口测试
     */
    @RequestMapping("/jsonTest")
    @ResponseBody
    public Spring doHttpGet(){
        // 需要访问的接口路径
        String url="https://jsonview.com/example.json";
        // 配置请求信息（请求时间）
        RequestConfig rc = RequestConfig...]]></description><category></category></item><item><title><![CDATA[Spring相关整理（面试）]]></title><link>https://blog.youkuaiyun.com/qq_37240849/article/details/104656996</link><guid>https://blog.youkuaiyun.com/qq_37240849/article/details/104656996</guid><author>qq_37240849</author><pubDate>Wed, 04 Mar 2020 20:06:25 +0800</pubDate><description><![CDATA[Spring 的优点？

（1）spring属于低侵入式设计，代码的污染极低；

（2）spring的DI机制将对象之间的依赖关系交由框架处理，减低组件的耦合性；

（3）Spring提供了AOP技术，支持将一些通用任务，如安全、事务、日志、权限等进行集中式管理，从而提供更好的复用。

（4）spring对于主流的应用框架提供了集成支持Spring的AOP理解

AOP，一般称为面向切面，作为面向...]]></description><category></category></item><item><title><![CDATA[java学习整理（线程，集合）]]></title><link>https://blog.youkuaiyun.com/qq_37240849/article/details/104632702</link><guid>https://blog.youkuaiyun.com/qq_37240849/article/details/104632702</guid><author>qq_37240849</author><pubDate>Tue, 03 Mar 2020 19:47:35 +0800</pubDate><description><![CDATA[多线程

Java创建线程的四种方式

1、继承Thread类，实现run()方法。

2、实现Runnable接口，实现run()方法。Runnable实例对象作为Thread构造方法中的target参数传入，充当线程执行体。这种方式适用于多个线程共享资源的情况。

3、实现Callable&lt;Class&gt;接口，实现call()方法。

call()方法与run()方法的两个主要区别：...]]></description><category></category></item><item><title><![CDATA[JAVA获取异常保存到库]]></title><link>https://blog.youkuaiyun.com/qq_37240849/article/details/103935390</link><guid>https://blog.youkuaiyun.com/qq_37240849/article/details/103935390</guid><author>qq_37240849</author><pubDate>Sat, 11 Jan 2020 12:30:55 +0800</pubDate><description><![CDATA[e.printStackTrace();
   final Writer result = new StringWriter();
   final PrintWriter printWriter = new PrintWriter(result);
   e.fillInStackTrace().printStackTr...]]></description><category></category></item><item><title><![CDATA[poi导出excel日期格式问题]]></title><link>https://blog.youkuaiyun.com/qq_37240849/article/details/102584882</link><guid>https://blog.youkuaiyun.com/qq_37240849/article/details/102584882</guid><author>qq_37240849</author><pubDate>Wed, 16 Oct 2019 14:27:55 +0800</pubDate><description><![CDATA[POI导出Excel的时候有时需要日期格式，在筛选时是这样的




private XSSFWorkbook wb = null;
String dateFormat = "yyyy-MM-dd";//或者"yyyy/MM/dd"格式,"yyyy/M/d"这样的格式不会自动补0
public void setCell(int index,Date value,boolean isStyle){
...]]></description><category></category></item><item><title><![CDATA[判断ie版本]]></title><link>https://blog.youkuaiyun.com/qq_37240849/article/details/90600619</link><guid>https://blog.youkuaiyun.com/qq_37240849/article/details/90600619</guid><author>qq_37240849</author><pubDate>Mon, 27 May 2019 11:37:02 +0800</pubDate><description><![CDATA[String theUA = request.getHeader("user-agent").toLowerCase();
Pattern pattern1 = Pattern.compile("(msie)\\s\\d+");
Matcher matcher1 = pattern1.matcher(theUA);
if (matcher1.find()){
    String strVers...]]></description><category></category></item><item><title><![CDATA[Oracle创建删除索引]]></title><link>https://blog.youkuaiyun.com/qq_37240849/article/details/89875817</link><guid>https://blog.youkuaiyun.com/qq_37240849/article/details/89875817</guid><author>qq_37240849</author><pubDate>Mon, 06 May 2019 10:27:44 +0800</pubDate><description><![CDATA[索引的创建

create index index_name ontable(column_name1,column_name2);

创建唯一索引

create index unique index_name ontable(column_name1,column_name2);



索引的删除。

drop index index_name;



以下两条语句是...]]></description><category></category></item><item><title><![CDATA[毫秒转换为天、小时、分、秒]]></title><link>https://blog.youkuaiyun.com/qq_37240849/article/details/88306179</link><guid>https://blog.youkuaiyun.com/qq_37240849/article/details/88306179</guid><author>qq_37240849</author><pubDate>Thu, 07 Mar 2019 14:51:49 +0800</pubDate><description><![CDATA[/**
*
* @param 要转换的毫秒数
* @return 该毫秒数转换为 * days（天） * hours（小时） * minutes（分） * seconds（秒） 后的格式
* @author fy.zhang
*/
publicstaticString formatDuring(longmss) {
...]]></description><category></category></item><item><title><![CDATA[Oracle获取表结构sql]]></title><link>https://blog.youkuaiyun.com/qq_37240849/article/details/88251462</link><guid>https://blog.youkuaiyun.com/qq_37240849/article/details/88251462</guid><author>qq_37240849</author><pubDate>Wed, 06 Mar 2019 19:36:31 +0800</pubDate><description><![CDATA[--无条件筛选查询所有表结构
SELECT t.table_name,
 t.colUMN_NAME,
 t.DATA_TYPE || '(' || t.DATA_LENGTH || ')',
 t1.COMMENTS
 FROM User_Tab_Cols t, User_Col_Comments t1
WHERE t.table_name = t1.table_name
AND t.col...]]></description><category></category></item><item><title><![CDATA[对标签随机生成大小和颜色]]></title><link>https://blog.youkuaiyun.com/qq_37240849/article/details/88051074</link><guid>https://blog.youkuaiyun.com/qq_37240849/article/details/88051074</guid><author>qq_37240849</author><pubDate>Fri, 01 Mar 2019 10:52:00 +0800</pubDate><description><![CDATA[&amp;lt;div  id=&quot;wrap&quot;&amp;gt;
            &amp;lt;c:forEach items=&quot;${tags}&quot; var=&quot;tag&quot;&amp;gt;
                &amp;lt;a href=&quot;#&quot;&amp;gt; ${tag.tag} &amp;lt;/a&amp;gt;
            &amp;lt;/c:forEach&amp;gt;
        &]]></description><category></category></item><item><title><![CDATA[截取list数组前几条]]></title><link>https://blog.youkuaiyun.com/qq_37240849/article/details/88043897</link><guid>https://blog.youkuaiyun.com/qq_37240849/article/details/88043897</guid><author>qq_37240849</author><pubDate>Thu, 28 Feb 2019 20:12:38 +0800</pubDate><description><![CDATA[if(tags.size()&amp;gt;40){
            tag  = tags.subList(0,35);//如果tags集合大于40条数据就就截取前35条
        }

]]></description><category></category></item><item><title><![CDATA[textarea 鼠标点击选中取消默认值，不点击默认值可以提交到后台]]></title><link>https://blog.youkuaiyun.com/qq_37240849/article/details/87969381</link><guid>https://blog.youkuaiyun.com/qq_37240849/article/details/87969381</guid><author>qq_37240849</author><pubDate>Wed, 27 Feb 2019 11:26:51 +0800</pubDate><description><![CDATA[
&amp;lt;div class=&quot;col-md-5 pl-mini0&quot;&amp;gt;
    &amp;lt;textarea name=&quot;versionBrief&quot; id=&quot;versionBrief&quot; rows=&quot;3&quot; maxlength=500  class=&quot;form-control required&quot; placeholder=&quot;当前版本V1.0&quot;
     onfocus=]]></description><category></category></item></channel></rss>