<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[daoxincc的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/daoxincc</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; daoxincc]]></copyright><item><title><![CDATA[Centos 安装 Python 3.10]]></title><link>https://blog.youkuaiyun.com/daoxincc/article/details/132145237</link><guid>https://blog.youkuaiyun.com/daoxincc/article/details/132145237</guid><author>daoxincc</author><pubDate>Mon, 07 Aug 2023 14:14:04 +0800</pubDate><description><![CDATA[【代码】Centos 安装 Python 3.10。]]></description><category></category></item><item><title><![CDATA[centos安装glusterFS集群]]></title><link>https://blog.youkuaiyun.com/daoxincc/article/details/127052831</link><guid>https://blog.youkuaiyun.com/daoxincc/article/details/127052831</guid><author>daoxincc</author><pubDate>Mon, 26 Sep 2022 14:47:50 +0800</pubDate><description><![CDATA[centos创建glusterfs集群]]></description><category></category></item><item><title><![CDATA[Java计算平方根（牛顿迭代法）]]></title><link>https://blog.youkuaiyun.com/daoxincc/article/details/79000641</link><guid>https://blog.youkuaiyun.com/daoxincc/article/details/79000641</guid><author>daoxincc</author><pubDate>Mon, 08 Jan 2018 11:02:12 +0800</pubDate><description><![CDATA[public static double sqrt(double c){
  if(c<0) return Double.NaN;
  double err = 1e-15;
  double t = c ;
  while (Math.abs(t - c / t) > err * t){
    t = (c/t + t) / 2.0;
  }
  return t;
}]]></description><category></category></item><item><title><![CDATA[thymeleaf th:text 不显示标签]]></title><link>https://blog.youkuaiyun.com/daoxincc/article/details/78666065</link><guid>https://blog.youkuaiyun.com/daoxincc/article/details/78666065</guid><author>daoxincc</author><pubDate>Wed, 29 Nov 2017 15:43:55 +0800</pubDate><description><![CDATA[这个问题找了好久终于在谷歌上发现解决办法了
第一种解决办法，通过th:inline属性

   [[${header.title}]]
   Subtitle

第二种解决办法，通过th:remove属性


     th:text="${header.title}" th:remove="tag">title
     th:text="${header.subtitle}" >Su]]></description><category></category></item><item><title><![CDATA[常用的正则表达式]]></title><link>https://blog.youkuaiyun.com/daoxincc/article/details/78666004</link><guid>https://blog.youkuaiyun.com/daoxincc/article/details/78666004</guid><author>daoxincc</author><pubDate>Wed, 29 Nov 2017 15:37:55 +0800</pubDate><description><![CDATA[验证数字：^[0-9]*$ 


验证n位的数字：^\d{n}$  


验证至少n位数字：^\d{n,}$ 


验证m-n位的数字：^\d{m,n}$ 


验证零和非零开头的数字：^(0|[1-9][0-9]*)$ 


验证有两位小数的正实数：^[0-9]+(.[0-9]{2})?$ 


验证有1-3位小数的正实数：^[0-9]+(.[0-9]{1,3]]></description><category></category></item><item><title><![CDATA[图片转PDF，图片过长智能截取]]></title><link>https://blog.youkuaiyun.com/daoxincc/article/details/78411174</link><guid>https://blog.youkuaiyun.com/daoxincc/article/details/78411174</guid><author>daoxincc</author><pubDate>Wed, 01 Nov 2017 10:21:32 +0800</pubDate><description><![CDATA[先将Base64位字符转成图片
/**
	 * base64字符串转化成图片
	 * @param imgStr Base64位编码
	 * @return
	 * @throws Exception
	 */
	public static File GenerateImage(String imgStr) throws Exception { // 对字节数组字符串进行Base64解码并生成图]]></description><category></category></item><item><title><![CDATA[CSS实现单行、多行文本溢出显示省略号（…）]]></title><link>https://blog.youkuaiyun.com/daoxincc/article/details/78132610</link><guid>https://blog.youkuaiyun.com/daoxincc/article/details/78132610</guid><author>daoxincc</author><pubDate>Fri, 29 Sep 2017 12:09:05 +0800</pubDate><description><![CDATA[单行文本溢出显示省略号
overflow: hidden;
text-overflow:ellipsis;
white-space: nowrap;
多行文本溢出显示省略号
display: -webkit-box;
-webkit-box-orient: vertical;
-webkit-line-clamp: 3;
overflow: hidden;]]></description><category></category></item><item><title><![CDATA[jquery-ui datepicker 修改today按钮事件；close按钮事件]]></title><link>https://blog.youkuaiyun.com/daoxincc/article/details/78088473</link><guid>https://blog.youkuaiyun.com/daoxincc/article/details/78088473</guid><author>daoxincc</author><pubDate>Mon, 25 Sep 2017 19:17:06 +0800</pubDate><description><![CDATA[1.修改datepicker 中 today 按钮默认选中今天：
在jquery-ui.js中找到_attachHandlers_attachHandlers: function(e) {
            var i = this._get(e, "stepMonths"),
                s = "#" + e.id.replace(/\\\\/g, "\\"),
 ]]></description><category></category></item><item><title><![CDATA[Maven的Jetty插件提示No Transaction manager found导致启动慢的解决方法]]></title><link>https://blog.youkuaiyun.com/daoxincc/article/details/78088422</link><guid>https://blog.youkuaiyun.com/daoxincc/article/details/78088422</guid><author>daoxincc</author><pubDate>Mon, 25 Sep 2017 19:10:56 +0800</pubDate><description><![CDATA[No Transaction manager found - if your webapp requires one, please configure one.




而且启动过程会暂停十几秒，在反复调试代码时很浪费时间，经过多天在网上搜索资料，终于找到了解决办法。

首先是pom.xml中关于插件的配置：


 org.mortbay.jetty
 jetty-mave]]></description><category></category></item><item><title><![CDATA[js 禁用浏览器后退功能，鼠标右键]]></title><link>https://blog.youkuaiyun.com/daoxincc/article/details/73873040</link><guid>https://blog.youkuaiyun.com/daoxincc/article/details/73873040</guid><author>daoxincc</author><pubDate>Thu, 29 Jun 2017 10:35:45 +0800</pubDate><description><![CDATA[//防止页面后退
history.pushState(null, null, document.URL);
window.addEventListener('popstate', function() {
    history.pushState(null, null, document.URL);
});
// 初始化操作
$(document).ready(function() {
    ]]></description><category></category></item><item><title><![CDATA[Java中使用poi导入、导出Excel]]></title><link>https://blog.youkuaiyun.com/daoxincc/article/details/73832382</link><guid>https://blog.youkuaiyun.com/daoxincc/article/details/73832382</guid><author>daoxincc</author><pubDate>Wed, 28 Jun 2017 11:03:26 +0800</pubDate><description><![CDATA[来自：http://blog.youkuaiyun.com/jerehedu/article/details/45195359

 

 

一、介绍

　　

 

       当前B/S模式已成为应用开发的主流，而在企业办公系统中，常常有客户这样子要求：你要把我们的报表直接用Excel打开(电信系统、银行系统)。或者是：我们已经习惯用Excel打印。这样在我们实际的开发中，很多时]]></description><category></category></item><item><title><![CDATA[教你怎么在单个屏幕上所有服务器的日志实时滚动着显示]]></title><link>https://blog.youkuaiyun.com/daoxincc/article/details/64121828</link><guid>https://blog.youkuaiyun.com/daoxincc/article/details/64121828</guid><author>daoxincc</author><pubDate>Mon, 20 Mar 2017 09:49:41 +0800</pubDate><description><![CDATA[转载：http://www.cnblogs.com/yiwenshengmei/p/use_logstash_collect_log.html
1. 安装Java
下载JDK压缩包。
一般解压到/user/local/下，形成/usr/local/jdk1.7.0_79/bin这种目录结构。
配置JAVA_HOME环境变量：echo 'export JAVA_HOME=/usr/local]]></description><category></category></item></channel></rss>