<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[allstars之恋]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/iteye_7222</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; iteye_7222]]></copyright><item><title><![CDATA[unbuntu简单命令]]></title><link>https://blog.youkuaiyun.com/iteye_7222/article/details/82569200</link><guid>https://blog.youkuaiyun.com/iteye_7222/article/details/82569200</guid><author>iteye_7222</author><pubDate>Sat, 15 Feb 2014 20:35:32 +0800</pubDate><description><![CDATA[ping主机： ping -c 10 192.168.1.100 (10次)
如直接用 ping 192.168.1.100 会一直不停的ping.
用ctrl z才能停下。
ctrl c不行。]]></description><category></category></item><item><title><![CDATA[mysql在win7下免安装使用]]></title><link>https://blog.youkuaiyun.com/iteye_7222/article/details/82564883</link><guid>https://blog.youkuaiyun.com/iteye_7222/article/details/82564883</guid><author>iteye_7222</author><pubDate>Tue, 31 Dec 2013 00:31:39 +0800</pubDate><description><![CDATA[如不用在环境变量path中配置mysql的bin目录。则cmd下CD到mysql的bin目录。
启动mysql进程：mysqld
连接mysql命令：mysql -uroot

进入后查询mysql.user表，对此表进行操作，删掉匿名用户，并更新root用户的密码，
然后执行flush privileges 

在exit 退出，在mysql -uroot -p  按enter后输...]]></description><category></category></item><item><title><![CDATA[mysql查看表使用的引擎]]></title><link>https://blog.youkuaiyun.com/iteye_7222/article/details/82564755</link><guid>https://blog.youkuaiyun.com/iteye_7222/article/details/82564755</guid><author>iteye_7222</author><pubDate>Sun, 29 Dec 2013 23:41:21 +0800</pubDate><description><![CDATA[show table status from 数据库名 where name=表名;

对其进行更改：
alter table 表名 engine=innodb;
 
alter table 表名 engine=myisam;]]></description><category></category></item><item><title><![CDATA[mysql写存储过程问题]]></title><link>https://blog.youkuaiyun.com/iteye_7222/article/details/82554454</link><guid>https://blog.youkuaiyun.com/iteye_7222/article/details/82554454</guid><author>iteye_7222</author><pubDate>Fri, 20 Dec 2013 23:10:17 +0800</pubDate><description><![CDATA[我想调用mysql存储过程建表，表名通过in参数来传进。
CREATE PROCEDURE friendList (in tname varchar(20))
BEGIN
   SET @sqlstr =CONCAT('CREATE TABLE if not exists ',
   			 tname,
         '(
         userid int unsigned...]]></description><category></category></item><item><title><![CDATA[spring只读的设置]]></title><link>https://blog.youkuaiyun.com/iteye_7222/article/details/82553787</link><guid>https://blog.youkuaiyun.com/iteye_7222/article/details/82553787</guid><author>iteye_7222</author><pubDate>Mon, 16 Dec 2013 16:07:10 +0800</pubDate><description><![CDATA[because：jdbc的connection可以通过调用setReadOnly(true)来切换到只读事务模式上来,但是大多数jdbc driver会忽略掉它。

so:
对于只读来说,事务的传播属性应设为：PROPAGATION_SUPPORTS：支持当前事务，如果当前没有事务，就以非事务方式执行。 
对只读就没必要起事务了，如果是外层已有事务，那就在事务中运行吧。
起事务会起日志（...]]></description><category></category></item><item><title><![CDATA[mysql find_in_set在oracle下的解决方案]]></title><link>https://blog.youkuaiyun.com/iteye_7222/article/details/82552663</link><guid>https://blog.youkuaiyun.com/iteye_7222/article/details/82552663</guid><author>iteye_7222</author><pubDate>Fri, 06 Dec 2013 17:54:08 +0800</pubDate><description><![CDATA[比如一张表：
    artile (id,type,content);
    type:1表示文艺类，2表示小说类，3表示传记，4表示传说，等等5,6,7,8

    表数据：
    id       type           content
     1        3,1           dfasdfasdf
     2        1,3,6,8     ...]]></description><category></category></item><item><title><![CDATA[表字段名为oracle关键字的JAVA程序处理]]></title><link>https://blog.youkuaiyun.com/iteye_7222/article/details/82552459</link><guid>https://blog.youkuaiyun.com/iteye_7222/article/details/82552459</guid><author>iteye_7222</author><pubDate>Thu, 05 Dec 2013 15:23:44 +0800</pubDate><description><![CDATA[比如一个表中的列名为ｏｒｄｅｒ，则
ｊａｖａ中Ｓｔｒｉｎｇ　ｓｑｌ＝
”ｓｅｌｅｃｔ　＊　ｆｒｏｍ　ｏｒｄｅｒｓ　ｏｒｄｅｒ　ｂｙ　
＼＂ＯＲＤＥＲ＼”＂．
用转义序列来正常输出”...]]></description><category></category></item><item><title><![CDATA[一些小记]]></title><link>https://blog.youkuaiyun.com/iteye_7222/article/details/82552199</link><guid>https://blog.youkuaiyun.com/iteye_7222/article/details/82552199</guid><author>iteye_7222</author><pubDate>Wed, 04 Dec 2013 09:38:55 +0800</pubDate><description><![CDATA[List rs1 = this.jdbcTemplate.queryForList(&quot;select count(*) as counter from (&quot; + sqlString + &quot;)&quot;,obj);
if (rs1 != null &amp;&amp; !rs1.isEmpty() &amp;&amp; rs1.size() &gt; 0) {
　　ListOrderedMap map = (ListOrderedMap) r...]]></description><category></category></item><item><title><![CDATA[HttpServletResponse输出中文]]></title><link>https://blog.youkuaiyun.com/iteye_7222/article/details/82552066</link><guid>https://blog.youkuaiyun.com/iteye_7222/article/details/82552066</guid><author>iteye_7222</author><pubDate>Tue, 03 Dec 2013 14:49:54 +0800</pubDate><description><![CDATA[HttpServletResponse.getOutputStream().print(rspJson.toString());如是中文则报：
java.io.CharConversionException: Not an ISO 8859-1 character: 
	javax.servlet.ServletOutputStream.print(ServletOutputStream.ja...]]></description><category></category></item><item><title><![CDATA[hibernate一级缓存]]></title><link>https://blog.youkuaiyun.com/iteye_7222/article/details/82477014</link><guid>https://blog.youkuaiyun.com/iteye_7222/article/details/82477014</guid><author>iteye_7222</author><pubDate>Mon, 04 Feb 2013 22:52:46 +0800</pubDate><description><![CDATA[    最近发现项目代码很多query.list重复查询，在同一个事务内，然后居然有人说hibernate有缓存，没事，会从缓存中读。

    于是我看了下代码，了解下发现他是错的。

          

    一级缓存是session级缓存，当事务提交或flush或session关闭时会清空缓存。

    从Load来看，源码中是用监听来的，当Load一个对象时，执行o...]]></description><category></category></item><item><title><![CDATA[web.xml中的load-on-startup]]></title><link>https://blog.youkuaiyun.com/iteye_7222/article/details/81973516</link><guid>https://blog.youkuaiyun.com/iteye_7222/article/details/81973516</guid><author>iteye_7222</author><pubDate>Fri, 17 Dec 2010 11:16:33 +0800</pubDate><description><![CDATA[来自于译文资料
load-on-startup定义了servlet启动的顺序。如果是负数或未出现。如
-3则容器自由决定什么时加载，通常是请求servlet
到达时加载。
如果是正数或0，则部署的项目启动时就加载，加载顺序为数小的先加载。
加载的含义（实例化servlet并执行该servlet的init()方法。）...]]></description><category></category></item><item><title><![CDATA[怀具，面试亡在简单的API上]]></title><link>https://blog.youkuaiyun.com/iteye_7222/article/details/81935271</link><guid>https://blog.youkuaiyun.com/iteye_7222/article/details/81935271</guid><author>iteye_7222</author><pubDate>Wed, 13 Oct 2010 14:16:51 +0800</pubDate><description><![CDATA[一道简单的回答不出来。就是问随便给一个数，转换成十六进制。笔试完了面试又问了如何转成八进制，如何转成二进制。
但我没想到的是答案，如此简单。
Integer.toString(target_i, 16);就是十六进制，
Integer.toString(target_i, 2);二进制。
Integer.toString(target_i, 8)八进制。
完全杯剧啊，还写什么代码。怪不得...]]></description><category></category></item></channel></rss>