<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[wx_code的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/wx_code</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; wx_code]]></copyright><item><title><![CDATA[windows10下docker安装]]></title><link>https://blog.youkuaiyun.com/wx_code/article/details/105202246</link><guid>https://blog.youkuaiyun.com/wx_code/article/details/105202246</guid><author>wx_code</author><pubDate>Wed, 01 Apr 2020 10:38:02 +0800</pubDate><description><![CDATA[安装



勾选上图中选项
	查看任务管理器下-性能-虚拟化是否开启，如果没有开启，进入bios系统，找到Security选项，选择Virtualization，回车将第一项设置为Enabled,然后F10保存
	官网https://www.docker.com/下载windows版本Docker Desktop
	双击下载的Docker Desktop Installer.exe，按照提示...]]></description><category></category></item><item><title><![CDATA[js:[Object]内部类型查看]]></title><link>https://blog.youkuaiyun.com/wx_code/article/details/103577475</link><guid>https://blog.youkuaiyun.com/wx_code/article/details/103577475</guid><author>wx_code</author><pubDate>Tue, 17 Dec 2019 11:31:14 +0800</pubDate><description><![CDATA[vara,b="";

varwalk=store.data.items[0];

for(tempinwalk){

//alert(typeoftemp);//是字符串

//alert(temp+"aa...]]></description><category></category></item><item><title><![CDATA[web导出excel文件的几种方法]]></title><link>https://blog.youkuaiyun.com/wx_code/article/details/103577354</link><guid>https://blog.youkuaiyun.com/wx_code/article/details/103577354</guid><author>wx_code</author><pubDate>Tue, 17 Dec 2019 11:28:25 +0800</pubDate><description><![CDATA[总的来说，两种方法：服务器端生成和浏览器端生成。

服务器端生成就是：根据用户请求，获取相应的数据，使用poi/jxl, jacob/jawin+excel,或是用数据拼html的table或是cvs纯文本的数据格式等。然后按.xls或是.cvs格式的文件的形式返回给用户，指定Content-Type:application/vnd.ms-excel ,浏览器就会提示要下载的文件是excel文件。...]]></description><category></category></item><item><title><![CDATA[Cron表达式]]></title><link>https://blog.youkuaiyun.com/wx_code/article/details/103577313</link><guid>https://blog.youkuaiyun.com/wx_code/article/details/103577313</guid><author>wx_code</author><pubDate>Tue, 17 Dec 2019 11:25:33 +0800</pubDate><description><![CDATA[1）Cron表达式的格式：秒 分 时 日 月 周 年(可选)。

 字段名 允许的值 允许的特殊字符
 秒  0-59 , - * /
...]]></description><category></category></item><item><title><![CDATA[查询多线程条数]]></title><link>https://blog.youkuaiyun.com/wx_code/article/details/103577227</link><guid>https://blog.youkuaiyun.com/wx_code/article/details/103577227</guid><author>wx_code</author><pubDate>Tue, 17 Dec 2019 11:21:48 +0800</pubDate><description><![CDATA[ThreadGroupgroup=Thread.currentThread().getThreadGroup();

ThreadGrouptopGroup=group;

//遍历线程组树，获取根线程组

while(group!=null){

topGroup=group;
...]]></description><category></category></item><item><title><![CDATA[简单内存锁]]></title><link>https://blog.youkuaiyun.com/wx_code/article/details/103577209</link><guid>https://blog.youkuaiyun.com/wx_code/article/details/103577209</guid><author>wx_code</author><pubDate>Tue, 17 Dec 2019 11:20:49 +0800</pubDate><description><![CDATA[importjava.util.concurrent.ConcurrentHashMap;

importjava.util.concurrent.ConcurrentMap;



/**内存锁工具

*/

publicclassLockUtil{



privatestaticfinalConcurrentMap&lt;Object,Object&gt;...]]></description><category></category></item><item><title><![CDATA[HttpClient]]></title><link>https://blog.youkuaiyun.com/wx_code/article/details/103577133</link><guid>https://blog.youkuaiyun.com/wx_code/article/details/103577133</guid><author>wx_code</author><pubDate>Tue, 17 Dec 2019 11:18:07 +0800</pubDate><description><![CDATA[package com.hzwealth.app.clic;



import java.io.IOException;

import java.net.URLEncoder;



import org.apache.commons.httpclient.HttpClient;

import org.apache.commons.httpclient.HttpException;

i...]]></description><category></category></item><item><title><![CDATA[oracle常用sql语句]]></title><link>https://blog.youkuaiyun.com/wx_code/article/details/103576967</link><guid>https://blog.youkuaiyun.com/wx_code/article/details/103576967</guid><author>wx_code</author><pubDate>Tue, 17 Dec 2019 11:12:41 +0800</pubDate><description><![CDATA[更改字段长度：

alter table 表名 modify 字段 VARCHAR2(1000);

新添字段：

alter table 表名 add 字段 varchar(10);
]]></description><category></category></item><item><title><![CDATA[jdbc连接oracle连接重置问题]]></title><link>https://blog.youkuaiyun.com/wx_code/article/details/102841100</link><guid>https://blog.youkuaiyun.com/wx_code/article/details/102841100</guid><author>wx_code</author><pubDate>Thu, 31 Oct 2019 17:25:45 +0800</pubDate><description><![CDATA[errorConnectionProviderFactory.initializeConnectionProviderFromConfig(173)|Initializingconnectionprovider:org.springframework.orm.hibernate3.LocalDataSourceConnectionProvider

下面错误就是jdbc连接重置

解决...]]></description><category></category></item><item><title><![CDATA[前台jsp页面内容过大问题]]></title><link>https://blog.youkuaiyun.com/wx_code/article/details/101267578</link><guid>https://blog.youkuaiyun.com/wx_code/article/details/101267578</guid><author>wx_code</author><pubDate>Tue, 24 Sep 2019 10:12:53 +0800</pubDate><description><![CDATA[后台报错：

org.apache.jasper.JasperException: Unable to compile class for JSP:

An error occurred at line: [125] in the generated java file: [aaa.jsp]

The code of method _jspService(HttpServletRequest, ...]]></description><category></category></item><item><title><![CDATA[页面向后台传List值时数量过大问题]]></title><link>https://blog.youkuaiyun.com/wx_code/article/details/100077850</link><guid>https://blog.youkuaiyun.com/wx_code/article/details/100077850</guid><author>wx_code</author><pubDate>Mon, 26 Aug 2019 15:00:21 +0800</pubDate><description><![CDATA[//设置list最大长度
 @InitBinder
 public void initBinder(WebDataBinder binder) {
  // 设置List的最大长度
  binder.setAutoGrowCollectionLimit(10000);
 }
...]]></description><category></category></item><item><title><![CDATA[JavaScript获取客户端IP]]></title><link>https://blog.youkuaiyun.com/wx_code/article/details/95047698</link><guid>https://blog.youkuaiyun.com/wx_code/article/details/95047698</guid><author>wx_code</author><pubDate>Mon, 08 Jul 2019 10:58:48 +0800</pubDate><description><![CDATA[&lt;html&gt;

&lt;head&gt;
&lt;meta http-equiv="Content-Type" content="text/html; charset=gb2312"&gt;
&lt;title&gt;JavaScript获取客户端IP&lt;/title&gt;
&lt;/head&gt;

&lt;body&gt;
&lt;script type="text/jav...]]></description><category></category></item><item><title><![CDATA[MD5和sha1加密]]></title><link>https://blog.youkuaiyun.com/wx_code/article/details/90138618</link><guid>https://blog.youkuaiyun.com/wx_code/article/details/90138618</guid><author>wx_code</author><pubDate>Sun, 12 May 2019 11:40:10 +0800</pubDate><description><![CDATA[Sha1

public static String getSha1(String str){

  if(str==null||str.length()==0){

  return null;

  }

  char hexDigits[] = {'0','1','...]]></description><category></category></item><item><title><![CDATA[MAVEN]]></title><link>https://blog.youkuaiyun.com/wx_code/article/details/87904117</link><guid>https://blog.youkuaiyun.com/wx_code/article/details/87904117</guid><author>wx_code</author><pubDate>Sun, 24 Feb 2019 15:55:21 +0800</pubDate><description><![CDATA[1、搭建环境
    MAVEN_HOME=maven安装目录
    path=...:%MAVEN_HOME%\bin
    验证：mvn -v
2、建立本地仓库
    默认放在.m2文件下
    conf/settings.xml
    mirror:建立国内镜像仓库http://maven.net.cn/content/groups/public
    &amp;lt;localRepo...]]></description><category></category></item></channel></rss>