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java ¼ÆÊ±Æ÷

class NewTask extends java.util.TimerTask{
   private  String HOUR_MASK = "0";
      private String MIN_MASK = "0";
      private String SEC_MASK = "0";
      private int hour;
   private int min;
   private int sec;
   private String s;
   private String m;
   private String h;
      public void run() {
       sec+=1;
       if(sec>59)
       {
        if(min==59)
        {
         //ÃëºÍ·Ö¶¼Îª59ʱ¼ÓһСʱ
         hour+=1;
         min=0;
        }
        else
        {
         //µ±·Ö²»Îª59ʱ
         min+=1;
        }
        sec=0;    
       }
        if(sec<10)
        {
          s=(SEC_MASK +  sec);
        }else
        {
         s=Integer.toString(sec);
        }
        if(min<10)
        {
          m=(MIN_MASK + min);
        }else
        {
         m=Integer.toString(min);
   


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JPetStore 5.0(iBATIS for java)ÖÐItem.xmlµÄbug

Caused by: java.sql.SQLException: ORA-00918: column ambiguously defined
Caused by: com.ibatis.common.jdbc.exception.NestedSQLException:  
--- The error occurred in com/ibatis/jpetstore/persistence/sqlmapdao/sql/Item.xml. 
--- The error occurred while applying a parameter map.&nbs ......

JavaÖеÄStringÊý¾ÝÀàÐÍ(ת)

1. Ê×ÏÈString²»ÊôÓÚ8ÖÖ»ù±¾Êý¾ÝÀàÐÍ£¬StringÊÇÒ»¸ö¶ÔÏó¡£
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JavaÖÐÁ¬½ÓÊý¾ÝµÄHibernateÅäÖÃ

JavaÖÐÁ¬½ÓÊý¾ÝµÄHibernate
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<?xml version="1.0" encoding="utf-8" ?>
<!DOCTYPE hibernate-configuration PUBLIC
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ʹÓÃJava±àдTelnet¿Í»§¶Ë
2009-12-24
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   [1]Eclipse3.4.2
   [2]JDK 1.6.x
   [3] jta26.jar
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http://javassh.org/space/start
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