<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[fireinjava的专栏]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/fireinjava</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; fireinjava]]></copyright><item><title><![CDATA[Unknown character set index for field '224' received from server]]></title><link>https://blog.youkuaiyun.com/fireinjava/article/details/84910643</link><guid>https://blog.youkuaiyun.com/fireinjava/article/details/84910643</guid><author>fireinjava</author><pubDate>Wed, 18 Oct 2017 12:17:32 +0800</pubDate><description><![CDATA[Unknown character set index for field '224' received from server
解决方案：升级mysql jar包即可，mysql-connector-java-5.1.30-bin.jar]]></description><category></category></item><item><title><![CDATA[mysql emoji支持]]></title><link>https://blog.youkuaiyun.com/fireinjava/article/details/84908870</link><guid>https://blog.youkuaiyun.com/fireinjava/article/details/84908870</guid><author>fireinjava</author><pubDate>Thu, 14 Sep 2017 14:25:39 +0800</pubDate><description><![CDATA[转自[url]http://blog.youkuaiyun.com/kinginblue/article/details/52445143[/url]

1.改 Mysql 配置文件 my.cnf(默认位置/etc/my.cnf)
    [client]
    default-character-set = utf8mb4

    [mysql]
    default-character...]]></description><category></category></item><item><title><![CDATA[mysql 中文 数字排序]]></title><link>https://blog.youkuaiyun.com/fireinjava/article/details/84902346</link><guid>https://blog.youkuaiyun.com/fireinjava/article/details/84902346</guid><author>fireinjava</author><pubDate>Fri, 23 Jun 2017 00:18:40 +0800</pubDate><description><![CDATA[按中文排序 
[code=&quot;java&quot;]
select * from user order by convert(name USING gbk);
[/code]
按中文排序，数字的放后面
[code=&quot;java&quot;]
select * from user order by name REGEXP '^[0-9]', convert(name USING gbk);
[/code]...]]></description><category></category></item><item><title><![CDATA[百度地图多个坐标连成轨迹]]></title><link>https://blog.youkuaiyun.com/fireinjava/article/details/84880221</link><guid>https://blog.youkuaiyun.com/fireinjava/article/details/84880221</guid><author>fireinjava</author><pubDate>Fri, 31 Mar 2017 12:29:09 +0800</pubDate><description><![CDATA[背景：平时app端上传时会由于各种原因，上传的坐标点可能不是完整的。
解决方案：两两坐标点建立连接，最终组成一个完整的轨迹!
参考：
[url]http://lbsyun.baidu.com/cms/jsapi/reference/jsapi_reference.html[/url] (js api)
[url]http://lbsyun.baidu.com/jsdemo.htm#i5_2...]]></description><category></category></item><item><title><![CDATA[将编码为GBK的Java源文件批量转为UTF-8]]></title><link>https://blog.youkuaiyun.com/fireinjava/article/details/84816682</link><guid>https://blog.youkuaiyun.com/fireinjava/article/details/84816682</guid><author>fireinjava</author><pubDate>Sat, 10 Sep 2016 11:41:37 +0800</pubDate><description><![CDATA[
转自 http://my.oschina.net/binny/blog/62959
import java.util.*;
import java.io.File;
import org.apache.commons.io.FileUtils;




/**
 * 将GBK编码文件转成UTF-8
 * @author 
 *
 */
public class GBK2...]]></description><category></category></item><item><title><![CDATA[判断上传的文件是否图片格式]]></title><link>https://blog.youkuaiyun.com/fireinjava/article/details/84737741</link><guid>https://blog.youkuaiyun.com/fireinjava/article/details/84737741</guid><author>fireinjava</author><pubDate>Sun, 16 Aug 2015 01:49:08 +0800</pubDate><description><![CDATA[
 
转自 http://stackoverflow.com/questions/4169713/how-to-check-a-uploaded-file-whether-it-is-a-image-or-other-file
public void uploadImg(HttpServletRequest req, HttpServletResponse resp) {
	Multipa...]]></description><category></category></item><item><title><![CDATA[SpringMVC 乱码处理]]></title><link>https://blog.youkuaiyun.com/fireinjava/article/details/84733672</link><guid>https://blog.youkuaiyun.com/fireinjava/article/details/84733672</guid><author>fireinjava</author><pubDate>Tue, 21 Jul 2015 00:48:08 +0800</pubDate><description><![CDATA[
SpringMVC @ResponseBody乱码处理：
原理:将StringHttpMessageConverter的默认编码设为UTF-8
 
方法1(推荐，参考自springside):
   配置spring-mvc.xml
&amp;lt;mvc:annotation-driven&amp;gt;
  &amp;lt;mvc:message-converters register-default...]]></description><category></category></item><item><title><![CDATA[StreamCorruptedException  invalid type code 34]]></title><link>https://blog.youkuaiyun.com/fireinjava/article/details/84691336</link><guid>https://blog.youkuaiyun.com/fireinjava/article/details/84691336</guid><author>fireinjava</author><pubDate>Mon, 15 Dec 2014 22:47:01 +0800</pubDate><description><![CDATA[
反序列的时候抛错：

java.io.StreamCorruptedException: invalid type code: 34
at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1353)

 原因：反序列的这边没有对应的类导致。。。
备忘，留给比我还马虎的人看的~
...]]></description><category></category></item><item><title><![CDATA[DB2错误码]]></title><link>https://blog.youkuaiyun.com/fireinjava/article/details/84524103</link><guid>https://blog.youkuaiyun.com/fireinjava/article/details/84524103</guid><author>fireinjava</author><pubDate>Thu, 06 Feb 2014 14:16:04 +0800</pubDate><description><![CDATA[
问题：toad连接db2数据库报 SQLSTATE=08001问题
解决：将db2数据库主机的防火墙关闭即可或者
 
DB2错误码，以下来自网络：
sqlcode sqlstate DB2错误信息（按sqlcode排序） 000 00000 SQL语句成功完成   01xxx SQL语句成功完成，但是有警告 +012 01545 未限定的列名被解释为一个有相互关系的引用 +098 01...]]></description><category></category></item><item><title><![CDATA[ant  property 修改]]></title><link>https://blog.youkuaiyun.com/fireinjava/article/details/84512978</link><guid>https://blog.youkuaiyun.com/fireinjava/article/details/84512978</guid><author>fireinjava</author><pubDate>Tue, 17 Dec 2013 16:57:39 +0800</pubDate><description><![CDATA[
ant借助antcrontrib.jar修改property变量，这样定义可以一定程度上当成全局变量使用。
废话不说了，直接看示例：
 
 
&amp;lt;?xml version=&quot;1.0&quot; encoding=&quot;gb2312&quot;?&amp;gt;
&amp;lt;project name=&quot;build&quot; basedir=&quot;.&quot; default=&quot;all&quot;&amp;gt;

	&amp;lt]]></description><category></category></item><item><title><![CDATA[websphere dwr session error ]]></title><link>https://blog.youkuaiyun.com/fireinjava/article/details/84479865</link><guid>https://blog.youkuaiyun.com/fireinjava/article/details/84479865</guid><author>fireinjava</author><pubDate>Sun, 15 Sep 2013 20:43:27 +0800</pubDate><description><![CDATA[
websphere8.5容器部署dwr应用。 
dwr 弹出的session error 问题，后台提示：A request has been denied as a potential CSRF attack。
 网上找的设置初始参数crossDomainSessionSecurity方法一直试不成功。
 
解决方法：改下以下配置，不用在web.xml配置crossDomainSes...]]></description><category></category></item><item><title><![CDATA[websphere   liberty 安装 部署]]></title><link>https://blog.youkuaiyun.com/fireinjava/article/details/84471326</link><guid>https://blog.youkuaiyun.com/fireinjava/article/details/84471326</guid><author>fireinjava</author><pubDate>Wed, 21 Aug 2013 00:24:05 +0800</pubDate><description><![CDATA[
websphere application server liberty  部署
 
下载地址
http://www.ibm.com/developerworks/cn/downloads/ws/wasdevelopers/
 
1.IBM WebSphere Application Server Liberty for Developers
   was.repo.8550.lib...]]></description><category></category></item><item><title><![CDATA[Spring mvc 传递数组]]></title><link>https://blog.youkuaiyun.com/fireinjava/article/details/84466753</link><guid>https://blog.youkuaiyun.com/fireinjava/article/details/84466753</guid><author>fireinjava</author><pubDate>Wed, 07 Aug 2013 11:35:02 +0800</pubDate><description><![CDATA[
主要是加了个@RequestParam(value = &quot;titles[]&quot;)
 
Controller
@RequestMapping(value=&quot;/exportExcel&quot;, method = RequestMethod.POST)
	@ResponseBody
	public String exportExcel(@RequestParam(value = &quot;titles[]&quot;...]]></description><category></category></item><item><title><![CDATA[VMware安装centos的vmtool]]></title><link>https://blog.youkuaiyun.com/fireinjava/article/details/84431020</link><guid>https://blog.youkuaiyun.com/fireinjava/article/details/84431020</guid><author>fireinjava</author><pubDate>Wed, 15 May 2013 01:55:06 +0800</pubDate><description><![CDATA[
转自：http://sjr0313.blog.51cto.com/4034854/840016
系统版本：CentOS  6软件环境：VMware8.0  很多人学习Linux都需要借助虚拟机，今天为了宿主机与虚拟机间共享文件，就在终端界面下安装了VMware-tool。下面记录下过程第一步：点击工具栏的安装VMware-tool，虚拟机会自动将ISO镜像加载到光驱中第二步：mkdir /m...]]></description><category></category></item><item><title><![CDATA[安装ftp客户端(-bash: ftp: command not found)]]></title><link>https://blog.youkuaiyun.com/fireinjava/article/details/84431018</link><guid>https://blog.youkuaiyun.com/fireinjava/article/details/84431018</guid><author>fireinjava</author><pubDate>Wed, 15 May 2013 01:09:32 +0800</pubDate><description><![CDATA[操作系统：CentOS 64-bitrpm -Uvh http://mirror.centos.org/centos/6/os/x86_64/Packages/ftp-0.17-53.el6.x86_64.rpm操作系统：CentOS 32-bitrpm -Uvh http://mirror.centos.org/centos/6/os/i386/Packages/ftp-0.17-53.el6....]]></description><category></category></item><item><title><![CDATA[Oracle笔记]]></title><link>https://blog.youkuaiyun.com/fireinjava/article/details/84424429</link><guid>https://blog.youkuaiyun.com/fireinjava/article/details/84424429</guid><author>fireinjava</author><pubDate>Sun, 28 Apr 2013 00:48:29 +0800</pubDate><description><![CDATA[
1.判断是否null或空字符串
   trim(col) is null
]]></description><category></category></item><item><title><![CDATA[存储过程备忘]]></title><link>https://blog.youkuaiyun.com/fireinjava/article/details/84423940</link><guid>https://blog.youkuaiyun.com/fireinjava/article/details/84423940</guid><author>fireinjava</author><pubDate>Fri, 26 Apr 2013 22:49:37 +0800</pubDate><description><![CDATA[
1.oracle测试存储过程时date类型的赋值    如果系统时间是'yyyy/mm/dd'，则输入2011/05/05 
2.current_date与sysdate类似
declare   i integer;begin  dbms_output.put_line(current_date);end;
...]]></description><category></category></item><item><title><![CDATA[struts备忘]]></title><link>https://blog.youkuaiyun.com/fireinjava/article/details/84409069</link><guid>https://blog.youkuaiyun.com/fireinjava/article/details/84409069</guid><author>fireinjava</author><pubDate>Mon, 18 Mar 2013 10:22:32 +0800</pubDate><description><![CDATA[
动态方法调用（ DMI ）通过在 action 名称和要调用的 Action 方法之间添加一个感叹号进行分割，以表示调用 action 中指定的方法（非 exeucte 方法）。
如：“category!create.action ”，表示调用 CategoryAction 中定义的 create 方法。
&amp;lt;action name=&quot;category&quot; class=&quot;com.xx.yy...]]></description><category></category></item><item><title><![CDATA[Oracle 10g模式对象名称的规则]]></title><link>https://blog.youkuaiyun.com/fireinjava/article/details/84408241</link><guid>https://blog.youkuaiyun.com/fireinjava/article/details/84408241</guid><author>fireinjava</author><pubDate>Fri, 15 Mar 2013 10:27:39 +0800</pubDate><description><![CDATA[
Oracle 10g模式对象名称的规则1）除了数据库链接名最多可以为128个字符之外，模式对象名最多为30个字符。2）保留字（例如SELECT）不能用作对象名。3）所有名称必须以从A到Z的一个字母打头。4）名称只能包含字母、数字、下划线（_）、美元符号（$）hash符号（#）。5）小写字母会被转换为大写字母。
如果在双引号中封装名称，那么就不需要遵循上述所有规则（除了名称长度之外），但是随后获...]]></description><category></category></item><item><title><![CDATA[js图形开发库raphaeljs]]></title><link>https://blog.youkuaiyun.com/fireinjava/article/details/84394034</link><guid>https://blog.youkuaiyun.com/fireinjava/article/details/84394034</guid><author>fireinjava</author><pubDate>Fri, 22 Feb 2013 22:53:53 +0800</pubDate><description><![CDATA[
推荐个js图形开发库
http://raphaeljs.com
What is it?Raphaël is a small JavaScript library that should simplify your work with vector graphics on the web. If you want to create your own specific chart or ima...]]></description><category></category></item></channel></rss>