<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[ChangKA的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/ChangKA</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; ChangKA]]></copyright><item><title><![CDATA[项目报错org.springframework.security.web.firewall.RequestRejectedException: The request was rejected解决办法]]></title><link>https://blog.youkuaiyun.com/ChangKA/article/details/104389581</link><guid>https://blog.youkuaiyun.com/ChangKA/article/details/104389581</guid><author>ChangKA</author><pubDate>Wed, 19 Feb 2020 11:23:41 +0800</pubDate><description><![CDATA[两个多小时的时间解决的一个问题

报错原因，请求的链接里包含//导致报错

解决方法：看一下request的值，看有没有包含//的链接，我的是"//.index.html"

修改方法入图二.










...]]></description><category></category></item><item><title><![CDATA[java图片压缩功能]]></title><link>https://blog.youkuaiyun.com/ChangKA/article/details/102524067</link><guid>https://blog.youkuaiyun.com/ChangKA/article/details/102524067</guid><author>ChangKA</author><pubDate>Sat, 12 Oct 2019 17:10:36 +0800</pubDate><description><![CDATA[参考https://www.jb51.net/article/144168.htm

由于我上传之后要把原图片删除掉，可调用

File saveFile = new File( userPath, fullName);
saveFile.delete();


package codeGenerate.util;
import java.awt.Color;
import java.awt...]]></description><category></category></item><item><title><![CDATA[js 对象存储为字符串并以逗号隔开]]></title><link>https://blog.youkuaiyun.com/ChangKA/article/details/102466256</link><guid>https://blog.youkuaiyun.com/ChangKA/article/details/102466256</guid><author>ChangKA</author><pubDate>Wed, 09 Oct 2019 17:22:54 +0800</pubDate><description><![CDATA[for (var i = 0; i &lt; dataobj.data.length; i++) {
    json.push("[lng:"+dataobj.data[i].lng+",lat:"+dataobj.data[i].lat+"]");
}
var zb;//坐标
zb=json.join("，");


]]></description><category></category></item><item><title><![CDATA[多组对象转数组对象]]></title><link>https://blog.youkuaiyun.com/ChangKA/article/details/102466198</link><guid>https://blog.youkuaiyun.com/ChangKA/article/details/102466198</guid><author>ChangKA</author><pubDate>Wed, 09 Oct 2019 17:20:25 +0800</pubDate><description><![CDATA[如图是我的数据结构



转后的数据结构







var newArr = [];
for (var i = 0; i &lt; strArr.length; i++) {
 newArr.push(eval('(' + strArr[i] + ')'))
}
]]></description><category></category></item><item><title><![CDATA[idea 导入本地web项目 图片存放在tomcat 的webapps下加载不出来问题解决]]></title><link>https://blog.youkuaiyun.com/ChangKA/article/details/101437929</link><guid>https://blog.youkuaiyun.com/ChangKA/article/details/101437929</guid><author>ChangKA</author><pubDate>Thu, 26 Sep 2019 13:43:47 +0800</pubDate><description><![CDATA[填写上图片存放的路径


]]></description><category></category></item><item><title><![CDATA[java生成二维码、扫描后跳转到指定的页面或读取指定内容]]></title><link>https://blog.youkuaiyun.com/ChangKA/article/details/101421099</link><guid>https://blog.youkuaiyun.com/ChangKA/article/details/101421099</guid><author>ChangKA</author><pubDate>Thu, 26 Sep 2019 09:07:39 +0800</pubDate><description><![CDATA[1.生成二维码需要导入的jar包


	//spring boot 的maven项目 导入响应jar包
	&lt;!-- 生成二维码 --&gt;
			&lt;dependency&gt;
	            &lt;groupId&gt;com.google.zxing&lt;/groupId&gt;
	            &lt;artifactId&gt;core&lt;/art...]]></description><category></category></item><item><title><![CDATA[idea 导入本地web项目 tomcat]]></title><link>https://blog.youkuaiyun.com/ChangKA/article/details/101174399</link><guid>https://blog.youkuaiyun.com/ChangKA/article/details/101174399</guid><author>ChangKA</author><pubDate>Sun, 22 Sep 2019 22:00:16 +0800</pubDate><description><![CDATA[最近跳槽换了一家公司，公司的代码不是由svn统一管理的，搞得我凌乱了好久，趁着忙碌的周末夜晚，记录一下idea配置tomcat

开始配置了
























...]]></description><category></category></item><item><title><![CDATA[JAVA两个数组间元素的比较（找出相同或者不同元素）]]></title><link>https://blog.youkuaiyun.com/ChangKA/article/details/95628998</link><guid>https://blog.youkuaiyun.com/ChangKA/article/details/95628998</guid><author>ChangKA</author><pubDate>Fri, 12 Jul 2019 17:59:58 +0800</pubDate><description><![CDATA[转自https://blog.youkuaiyun.com/mr_linjw/article/details/50388268

1，找出两个数组中相同的元素


public static Set&lt;Integer&gt; getIds(Integer[] a, Integer[] b){
	  
	  Set&lt;Integer&gt; same = new HashSet&lt;Integer&g...]]></description><category></category></item><item><title><![CDATA[excel支持2013版本和2017版本]]></title><link>https://blog.youkuaiyun.com/ChangKA/article/details/93500975</link><guid>https://blog.youkuaiyun.com/ChangKA/article/details/93500975</guid><author>ChangKA</author><pubDate>Mon, 24 Jun 2019 17:24:14 +0800</pubDate><description><![CDATA[创建提个工具类XlsImpUtil


public class XlsImpUtil {

    public static Workbook create(InputStream inp) throws IOException, InvalidFormatException {
        if (!inp.markSupported()) {
            inp = new...]]></description><category></category></item><item><title><![CDATA[对Map进行排序和 list<map>类型的进行排序]]></title><link>https://blog.youkuaiyun.com/ChangKA/article/details/93499198</link><guid>https://blog.youkuaiyun.com/ChangKA/article/details/93499198</guid><author>ChangKA</author><pubDate>Mon, 24 Jun 2019 17:06:56 +0800</pubDate><description><![CDATA[list&lt;map&lt;String, Object&gt;&gt;类型



   List&lt;Map&lt;String, Object&gt;&gt; list2 = new ArrayList&lt;&gt;();
  Collections.sort(list2, new Comparator&lt;Map&lt;String, Object&gt;&gt;() {
    ...]]></description><category></category></item><item><title><![CDATA[Clickjacking: X-Frame-Options header missing]]></title><link>https://blog.youkuaiyun.com/ChangKA/article/details/90754714</link><guid>https://blog.youkuaiyun.com/ChangKA/article/details/90754714</guid><author>ChangKA</author><pubDate>Mon, 03 Jun 2019 16:45:58 +0800</pubDate><description><![CDATA[使用的是nginx里解决的方法

在nginx.conf里添加

add_header X-Frame-Options SAMEORIGIN;


]]></description><category></category></item><item><title><![CDATA[Content Security Policy (CSP) not implemented漏洞]]></title><link>https://blog.youkuaiyun.com/ChangKA/article/details/90754657</link><guid>https://blog.youkuaiyun.com/ChangKA/article/details/90754657</guid><author>ChangKA</author><pubDate>Mon, 03 Jun 2019 16:43:53 +0800</pubDate><description><![CDATA[我使用的是在nginx里解决的，方便快捷

在server {}对象块中添加如下代码

在nginx.conf里添加

add_header Content-Security-Policy "default-src 'self';";


]]></description><category></category></item><item><title><![CDATA[java 发送短信]]></title><link>https://blog.youkuaiyun.com/ChangKA/article/details/90675717</link><guid>https://blog.youkuaiyun.com/ChangKA/article/details/90675717</guid><author>ChangKA</author><pubDate>Wed, 29 May 2019 17:54:43 +0800</pubDate><description><![CDATA[用的是中国网建，需要注册

sendMsgUtf8调用的这个方法

参数分别为  账户 密钥 内容 手机号


package com.wisdombud.potevio.enterprise.web.util;
import java.io.IOException;
import java.net.URL;
import java.util.ArrayList;
import java...]]></description><category></category></item><item><title><![CDATA[Java 发送邮件]]></title><link>https://blog.youkuaiyun.com/ChangKA/article/details/90675705</link><guid>https://blog.youkuaiyun.com/ChangKA/article/details/90675705</guid><author>ChangKA</author><pubDate>Wed, 29 May 2019 17:54:05 +0800</pubDate><description><![CDATA[package com.wisdombud.potevio.enterprise.web.util;

import java.util.Properties;
import javax.mail.Authenticator;
import javax.mail.Message;
import javax.mail.MessagingException;
import javax.mail.Pa...]]></description><category></category></item><item><title><![CDATA[导入时间格式转换]]></title><link>https://blog.youkuaiyun.com/ChangKA/article/details/90674867</link><guid>https://blog.youkuaiyun.com/ChangKA/article/details/90674867</guid><author>ChangKA</author><pubDate>Wed, 29 May 2019 17:18:31 +0800</pubDate><description><![CDATA[excel 导入的时候日期变成了数字形式

修改为


	        String csny;
			SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM");
			String registered=getCellTypes(row.getCell(5));
			if(StrKit.isNotBlank(registered)){
...]]></description><category></category></item><item><title><![CDATA[java 与 c+ 对接 技术  webservice]]></title><link>https://blog.youkuaiyun.com/ChangKA/article/details/89511633</link><guid>https://blog.youkuaiyun.com/ChangKA/article/details/89511633</guid><author>ChangKA</author><pubDate>Thu, 25 Apr 2019 11:06:33 +0800</pubDate><description><![CDATA[1.用到的lib包

activation.jar
axis.jar
axis-ant.jar
commons-discovery-0.2.jar
commons-logging-1.0.4.jar
jaxrpc.jar
log4j-1.2.16.jar
mail.jar
saaj.jar
wsdl4j-1.5.1.jar

Java 代码


 private String startDate;...]]></description><category></category></item><item><title><![CDATA[https 安全证书 生成和tomcat部署]]></title><link>https://blog.youkuaiyun.com/ChangKA/article/details/89510549</link><guid>https://blog.youkuaiyun.com/ChangKA/article/details/89510549</guid><author>ChangKA</author><pubDate>Thu, 25 Apr 2019 10:37:16 +0800</pubDate><description><![CDATA[1.cmd 打开黑窗口

2.切换到jdk 文件夹下

3.然后执行

  keytool -genkey -v -alias tomcat -keyalg RSA -keystore D:\temp\tomcat.keystore -validity 36500

  D:\temp\tomcat.keystore 文件生成的路径

 4.修改 tomcat /conf/serve...]]></description><category></category></item><item><title><![CDATA[java 链接c+程序  适应webservice]]></title><link>https://blog.youkuaiyun.com/ChangKA/article/details/89451921</link><guid>https://blog.youkuaiyun.com/ChangKA/article/details/89451921</guid><author>ChangKA</author><pubDate>Mon, 22 Apr 2019 15:02:03 +0800</pubDate><description><![CDATA[1.使用到的包
==================================
activation.jar
axis.jar
axis-ant.jar
commons-discovery-0.2.jar
commons-logging-1.0.4.jar
jaxrpc.jar
log4j-1.2.16.jar
mail.jar
saaj.jar
wsdl4j-1.5.1.jar

2.Ja...]]></description><category></category></item><item><title><![CDATA[SpringBoot热启动让开发更便捷]]></title><link>https://blog.youkuaiyun.com/ChangKA/article/details/89451818</link><guid>https://blog.youkuaiyun.com/ChangKA/article/details/89451818</guid><author>ChangKA</author><pubDate>Mon, 22 Apr 2019 14:55:17 +0800</pubDate><description><![CDATA[https://www.jianshu.com/p/0f62cab718ef
]]></description><category></category></item><item><title><![CDATA[idea   svn配置]]></title><link>https://blog.youkuaiyun.com/ChangKA/article/details/89379194</link><guid>https://blog.youkuaiyun.com/ChangKA/article/details/89379194</guid><author>ChangKA</author><pubDate>Mon, 22 Apr 2019 11:27:31 +0800</pubDate><description><![CDATA[参考https://blog.youkuaiyun.com/wohiusdashi/article/details/81394311
]]></description><category></category></item></channel></rss>