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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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 ......
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¡¡¡¡2. new String()ºÍnew String(“”)¶¼ÊÇÉêÃ÷Ò»¸öеĿÕ×Ö·û´®£¬Êǿմ®²»ÊÇnull£»
¡¡¡¡3. String str=”kvill”£»
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JavaÖÐÁ¬½ÓÊý¾ÝµÄHibernate
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hibernate.cfg.xml
<?xml version="1.0" encoding="utf-8" ?>
<!DOCTYPE hibernate-configuration PUBLIC
"-//Hibernate/Hibernate Configuration DTD 3.0//EN"
"http://hibernate.s ......
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2009-12-24
Kagula
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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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