<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[taoshi006的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/taoshi006</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; taoshi006]]></copyright><item><title><![CDATA[quartz ha 一点疑惑]]></title><link>https://blog.youkuaiyun.com/taoshi006/article/details/84829195</link><guid>https://blog.youkuaiyun.com/taoshi006/article/details/84829195</guid><author>taoshi006</author><pubDate>Thu, 01 Dec 2016 19:50:21 +0800</pubDate><description><![CDATA[[code=&quot;java&quot;]
public class MyClusterDetailQuartzJobBean extends QuartzJobBean implements StatefulJob{

	protected final Logger logger = LoggerFactory
			.getLogger(ClusterDetailQuartzJobBean.class...]]></description><category></category></item><item><title><![CDATA[java 8 修改环境变量问题]]></title><link>https://blog.youkuaiyun.com/taoshi006/article/details/84739835</link><guid>https://blog.youkuaiyun.com/taoshi006/article/details/84739835</guid><author>taoshi006</author><pubDate>Tue, 01 Sep 2015 15:29:48 +0800</pubDate><description><![CDATA[想学学scala，安装一下java8 没想到遇到了些麻烦再此处记录一下。

安装java 8 之后环境变量莫名其妙的改成java 8 了

仔细查看后发现java 8 安装后 path 里面多个这个东西


C:\ProgramData\Oracle\Java\javapath;


将其删除之后，java -version 提示找不到

将path 里面java 路径调整...]]></description><category></category></item><item><title><![CDATA[Linux 查看内存命令free 命令详解]]></title><link>https://blog.youkuaiyun.com/taoshi006/article/details/84730675</link><guid>https://blog.youkuaiyun.com/taoshi006/article/details/84730675</guid><author>taoshi006</author><pubDate>Tue, 30 Jun 2015 21:43:32 +0800</pubDate><description><![CDATA[free -m 以MB 为单位查看内存情况

total    used      free    shared         buffers       cached

内存总大小 已使用大小 空闲大小 应用程序共享内存  缓存（目录方面）缓存已打开件 


swap 表示交换分区的 已使用 剩余空间


-buffers/cache =  used - buffers -...]]></description><category></category></item><item><title><![CDATA[Linux 下查找占用资源的线程]]></title><link>https://blog.youkuaiyun.com/taoshi006/article/details/84724359</link><guid>https://blog.youkuaiyun.com/taoshi006/article/details/84724359</guid><author>taoshi006</author><pubDate>Sun, 14 Jun 2015 21:07:10 +0800</pubDate><description><![CDATA[阿里巴巴的电话面试提到了这个问题，当时不知道怎么回答

jps 找找到进程


pidstat -p 1197 -u -1 3


或者


jstack -l 1197 &gt;/tmp/2.txt]]></description><category></category></item><item><title><![CDATA[was install 下载地址]]></title><link>https://blog.youkuaiyun.com/taoshi006/article/details/84722888</link><guid>https://blog.youkuaiyun.com/taoshi006/article/details/84722888</guid><author>taoshi006</author><pubDate>Sat, 06 Jun 2015 15:51:03 +0800</pubDate><description><![CDATA[http://www-304.ibm.com/support/docview.wss?uid=swg24031300#downloads

全部install 版本 找到对应的版本点击FC]]></description><category></category></item><item><title><![CDATA[oracle 联合索引]]></title><link>https://blog.youkuaiyun.com/taoshi006/article/details/84698671</link><guid>https://blog.youkuaiyun.com/taoshi006/article/details/84698671</guid><author>taoshi006</author><pubDate>Wed, 28 Jan 2015 11:15:18 +0800</pubDate><description><![CDATA[oracle 联合索引

比如我有表 TABLE_A  字段ABCD

创建联合索引

create index indx_t on TABLE_A(B,C);

能使用索引的条件： where 条件 有B 

或者 B 和 C 

只有C 无法使用索引...]]></description><category></category></item><item><title><![CDATA[Hibernate oracle 分页 三层分页原理]]></title><link>https://blog.youkuaiyun.com/taoshi006/article/details/84698652</link><guid>https://blog.youkuaiyun.com/taoshi006/article/details/84698652</guid><author>taoshi006</author><pubDate>Wed, 28 Jan 2015 10:47:10 +0800</pubDate><description><![CDATA[用习惯的hibernate 更加的忽略底层，现在连数据库怎么分页都记住不了。

oracle 三层分页原理

	StringBuffer pagingSelect = new StringBuffer( sql.length()+100 );
		if (hasOffset) {
			pagingSelect.append(&quot;select * from ( select row_.*...]]></description><category></category></item><item><title><![CDATA[Hibernate annotation insertable = false, updatable = false]]></title><link>https://blog.youkuaiyun.com/taoshi006/article/details/84694762</link><guid>https://blog.youkuaiyun.com/taoshi006/article/details/84694762</guid><author>taoshi006</author><pubDate>Wed, 07 Jan 2015 11:43:38 +0800</pubDate><description><![CDATA[在做一对多关系映射时，比如一个产品对应多个积分方案

分别为 product 和 interalplan


在PLAN对象中将属性product 和 productID 映射同一张表中同一字段，可以减少相关查询

必须设置insertable = false, updatable = false

@ManyToOne(fetch = FetchType.LAZY)
	@Jo...]]></description><category></category></item><item><title><![CDATA[Hibernate 一对多关系设置]]></title><link>https://blog.youkuaiyun.com/taoshi006/article/details/84690513</link><guid>https://blog.youkuaiyun.com/taoshi006/article/details/84690513</guid><author>taoshi006</author><pubDate>Wed, 10 Dec 2014 17:39:40 +0800</pubDate><description><![CDATA[做了快两年的EMM,今天zy结束了.

昨天同事遇到了一个问题，搞了一下午，后来我和他们一起研究，搞了好几个小时，最终发现

了原因，在此记录一下。

category 分类表 1 ===&gt;M app_info 表

app_info 中 category_id 是 外键
使用Hibernate3.6.8 注解做的对象关系映射

查询app_info的时候需要将分类关联查出来...]]></description><category></category></item><item><title><![CDATA[大型分布式网站架构设计与实践 读后感]]></title><link>https://blog.youkuaiyun.com/taoshi006/article/details/84688525</link><guid>https://blog.youkuaiyun.com/taoshi006/article/details/84688525</guid><author>taoshi006</author><pubDate>Fri, 28 Nov 2014 06:51:21 +0800</pubDate><description><![CDATA[  本人想要转型，从j2ee开发转型到互联网行业的java开发，在本站上看到了《大型分布式网站架构设计与实践》的试读章节，试读了之后立即决定买一本回家来读，我觉得这本书的内容正好适合我，里面分章节的介绍了SOA架构、分布式基础架构的基础软件、互联网安全、系统稳定性、数据分析。
   刚到手两天只读到了第三章互联网安全，以下是我两章半的读后感，首先作者在第一章介绍了soa，之前本人也在项目中接触过...]]></description><category></category></item><item><title><![CDATA[jquery ajax 跨域]]></title><link>https://blog.youkuaiyun.com/taoshi006/article/details/84682575</link><guid>https://blog.youkuaiyun.com/taoshi006/article/details/84682575</guid><author>taoshi006</author><pubDate>Wed, 29 Oct 2014 14:42:39 +0800</pubDate><description><![CDATA[[code=&quot;java&quot;]
function testRemote(){
	 $.ajax({
			type : &quot;get&quot;,
			async:false,
			url : &quot;http://192.168.30.36:8080/JavaScriptTools/remoteServlet&quot;,
			data: {
				timeStamp: new Date().getTime...]]></description><category></category></item><item><title><![CDATA[oracle 将一对多查询结果放入一条记录]]></title><link>https://blog.youkuaiyun.com/taoshi006/article/details/84629994</link><guid>https://blog.youkuaiyun.com/taoshi006/article/details/84629994</guid><author>taoshi006</author><pubDate>Fri, 29 Aug 2014 10:24:51 +0800</pubDate><description><![CDATA[http://seandeng888.iteye.com/blog/2110590 学习了


需求 查询用户对应的所有角色 

用户A  角色1，角色2....
[code=&quot;java&quot;]
SELECT USER_CODE, LTRIM(MAX(sys_connect_by_path(ROLE_NAME, ',')), ',') VALS
  from (select U.USE...]]></description><category></category></item><item><title><![CDATA[oracle 11g dmp 转 10g dmp]]></title><link>https://blog.youkuaiyun.com/taoshi006/article/details/84629863</link><guid>https://blog.youkuaiyun.com/taoshi006/article/details/84629863</guid><author>taoshi006</author><pubDate>Thu, 28 Aug 2014 19:22:04 +0800</pubDate><description><![CDATA[今天兴业给了一个dmp 文件 是oracle 11g 导出的. xy.dmp （这个文件时exp 命令导出 非 expdp 导出）

 任务是导入到229 的oracle 10.2.0.1.0 linux

 前提 我本地安装了oracle 11g 的 客户端和服务端.

我的做法是这样的

  1.通过imp 命令将 xy.dmp 导入到 我本地的11g


  [code...]]></description><category></category></item><item><title><![CDATA[Oracle 多行 转一行 case when]]></title><link>https://blog.youkuaiyun.com/taoshi006/article/details/84620822</link><guid>https://blog.youkuaiyun.com/taoshi006/article/details/84620822</guid><author>taoshi006</author><pubDate>Thu, 31 Jul 2014 10:27:55 +0800</pubDate><description><![CDATA[create table TABLE_1
(
  ID           VARCHAR2(32 CHAR) not null,
  PRODUCT_NAME VARCHAR2(32 CHAR)
)

create table TABLE_2
(
  ID     VARCHAR2(32 CHAR) not null,
  T1_ID  VARCHAR2(32 CHAR),
...]]></description><category></category></item><item><title><![CDATA[WebLogic 10.3 Jaxrpc Ljavax/xml/namespace/QName]]></title><link>https://blog.youkuaiyun.com/taoshi006/article/details/84620164</link><guid>https://blog.youkuaiyun.com/taoshi006/article/details/84620164</guid><author>taoshi006</author><pubDate>Tue, 29 Jul 2014 17:32:30 +0800</pubDate><description><![CDATA[WebLogic 10.3
[code=&quot;java&quot;]
  	at weblogic.work.ExecuteThread.run(ExecuteThread.java:173)
Caused by: java.lang.LinkageError: loader constraint violation in interface itable initialization: when res...]]></description><category></category></item><item><title><![CDATA[poi 2003/2007 下拉框生成]]></title><link>https://blog.youkuaiyun.com/taoshi006/article/details/84619977</link><guid>https://blog.youkuaiyun.com/taoshi006/article/details/84619977</guid><author>taoshi006</author><pubDate>Tue, 29 Jul 2014 12:24:57 +0800</pubDate><description><![CDATA[POI 提供了很好的Excel 操作API，我这是用POI 3.8 主要核心jar包

poi-3.8-20120326.jar
poi-ooxml-3.8-20120326.jar

[code=&quot;java&quot;]

/**
 * 生成下载模板，附带下拉框
 * @param wb ：工作簿
 * @param datas：下拉框数据源
 * @param selectCols...]]></description><category></category></item><item><title><![CDATA[WebLogic 10.3 org.apache.commons.digester 空指针]]></title><link>https://blog.youkuaiyun.com/taoshi006/article/details/84619913</link><guid>https://blog.youkuaiyun.com/taoshi006/article/details/84619913</guid><author>taoshi006</author><pubDate>Tue, 29 Jul 2014 10:35:07 +0800</pubDate><description><![CDATA[在weblogic 10.3 部署Androidpn 项目会无法启动 并报
[code=&quot;java&quot;]

  java.lang.NullPointerException
        at org.apache.commons.digester.Digester.getXMLReader(Digester.java:1058)
        at org.apache.common...]]></description><category></category></item><item><title><![CDATA[java 异常处理]]></title><link>https://blog.youkuaiyun.com/taoshi006/article/details/84611073</link><guid>https://blog.youkuaiyun.com/taoshi006/article/details/84611073</guid><author>taoshi006</author><pubDate>Wed, 02 Jul 2014 06:08:13 +0800</pubDate><description><![CDATA[Java 异常处理的架构

java.lang.Object
  java.lang.Throwable
      java.lang.Exception
          java.lang.RuntimeException


1.只有通过继承Throwable，才能通过java虚拟机将异常抛出。

   Error错误，无法通过程序进行处理。

   Except...]]></description><category></category></item><item><title><![CDATA[DB2 Hibernate 查询 SQLCODE: -418, SQLSTATE: 42610, SQLERRMC: null]]></title><link>https://blog.youkuaiyun.com/taoshi006/article/details/84604065</link><guid>https://blog.youkuaiyun.com/taoshi006/article/details/84604065</guid><author>taoshi006</author><pubDate>Wed, 04 Jun 2014 17:51:06 +0800</pubDate><description><![CDATA[环境是 tomcat+DB2 9.5
[code=&quot;java&quot;]
10:21:44.083 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-1] DEBUG o.h.hql.ast.util.JoinProcessor - Using FROM fragment [flow flow0_]
10:21:...]]></description><category></category></item><item><title><![CDATA[WebSphere 70-8.5 部署问题]]></title><link>https://blog.youkuaiyun.com/taoshi006/article/details/84600467</link><guid>https://blog.youkuaiyun.com/taoshi006/article/details/84600467</guid><author>taoshi006</author><pubDate>Tue, 20 May 2014 09:22:36 +0800</pubDate><description><![CDATA[最近产品上线，同时要部署到三个不同版本的Websphere上,分别是WebSphere 7.0、8.0和8.5.0.0，遇到不少问题在此总结一下：

   1.WebSphere 8.5.0.0 这个版本最悲剧。

   如果项目中用到了asm 相关的jar包，可能会遇到这样的问题。

   ① 我项目中用到了asm-3.3.jar

[code=&quot;java&quot;]
   [13-8...]]></description><category></category></item></channel></rss>