´«ÖDz¥¿Íjavaѧϰ struts½ø½×
ÎÒ½ñÌìѧϰÁËstruts¿ò¼ÜµÄ֪ʶ£¬×öÁ˼òµ¥µÄ±Ê¼Ç£º
Ò»¡¢ Action±êÇ©ÖÐÊôÐÔ £º
l AttributeµÄÖµ£¬Èç²»ÉèÖã¬Ä¬ÈÏֵΪaction±êÇ©ÖÐnameÊôÐÔµÄÖµ¡£
l ScopeµÄĬÈÏÖµÊÇsession
¶þ¡¢Struts±êÇ©¿â£ºÖ»ÄÜÔÚstrut»·¾³ÖÐʹÓÃ
dispatcheActionµÄʹÓùæÔò
* ¶¨ÒåµÄÀàÒª¼Ì³Ð public class EmpAction extends DispatchAction
* ¸ÃÀàÖеķ½·¨¶¨Ò广Ôò
* ·½·¨Ãû³Æ×Ô¶¨Òå(ÒªºÍjspÒ³ÃæÖеIJÎÊýµÄÖµÒ»ÖÂ)
* ·½·¨µÄ²ÎÊý¸öÊý,²ÎÊýÀàÐÍ,²ÎÊý˳ÐòºÍ·½·¨µÄ·µ»ØÀàÐÍÒªÓëactionÖеÄexecute()·½·¨Ò»ÖÂ
* ÔÚjspÒ³ÃæÖеÄʹÓÃ
·¾¶ÈçÏÂ
method=save ²ÎÊýÃû³Æ method×Ô¶¨Òå ²ÎÊýÃû³ÆÒªºÍ<action>µÄ parameterÊôÐÔµÄÖµÏàͬ
²ÎÊýÖµ saveÒªºÍEmpActionÖеķ½·¨Ãû³ÆÏàͬ
action="${pageContext.request.contextPath}/empAction.do?method=save"
* ÔÚStruts-config.xmlÎļþÖеÄÅäÖÃÈçÏÂ
<!--
method=save
parameter="method"
parameterµÄÖµÊÇÔÚjspÒ³ÃæÖвÎÊýµÄÃû³Æ,
&nb
Ïà¹ØÎĵµ£º
1. ¼òµ¥ÀàÐÍÊǰ´Öµ´«µÝµÄ
¡¡¡¡Java ·½·¨µÄ²ÎÊýÊǼòµ¥ÀàÐ͵Äʱºò£¬Êǰ´Öµ´«µÝµÄ (pass by value)¡£ÕâÒ»µãÎÒÃÇ¿ÉÒÔͨ¹ýÒ»¸ö¼òµ¥µÄÀý×ÓÀ´ËµÃ÷£º
/* Àý 1 */
/**
* @(#) Test.java
* @author fancy
*/
public class Test {
public static void test(boolean test) {
&nb ......
package com.gis.biz;
import java.lang.reflect.Field;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.util.Enumeration;
import java.util.HashMap;
import java.util.Iterator;
import java.util.Map;
import java.util.Set;
import javax.servlet.http. ......
/* ¸ßÊÖÖ®×÷£¬±¾È˽÷ÒÔÊÕ²ØÕßÉí·Ý¹²ÏíÔ´Â룬¹©´ó¼Ò²Î¿¼Ö®! */
/*
* ÁбíADT½Ó¿Ú
*/
package dsa;
public interface List {
//²éѯÁÐ±íµ±Ç°µÄ¹æÄ£
public int getSize();
//ÅжÏÁбíÊÇ·ñΪ¿Õ
public boolean isEmpty();
//·µ»ØµÚÒ»¸öÔªËØ£¨µÄλÖã©
public Position first();
//· ......
µ±ÖØÔØequals·½·¨Ê±,×ñѹßÀý. equals²»ÊÇÿ¸öÀà¶¼±ØÐëÖØÔØ,µ±ÒÔϼ¸¸öÌõ¼þÂú×ã,¿ÉÒÔ²»ÖØÔØequals. 1. ÀàµÄʵÀýÖ»ÓÐͬһ¸ö²Å±»ÅÐΪÏàµÈ. ÈçThreadÀà. 2. ²»ÓùØÐÄÁ½¸ö¶ÔÏóÊÇ·ñÂß¼ÏàµÈµÄʱºò,»òÊÇ˵±È½Ï¶ÔÏóûÓÐÒâÒå. 3.¸¸ÀàÒÑ¾ÖØÔØÁËequals,¶øÇÒ¸¸ÀàµÄequalsÒ²ÊÊÓÃÓÚ×ÓÀà,×ÓÀà¾Í²»ÓÃÖØÔØequals. 4.ÕâÊÇÒ»¸ö˽ÓÐÀà»òÊ ......
ÎÒ½ñÌìѧϰÁËOracle Êý¾Ý¿âµÄÅäÖü°¹ÜÀí£º
1 Oracle Êý¾Ý¿âÌåϵ½á¹¹¼ò½é
1.1 ƽ³£Ëù˵µÄ Oracle »ò Oracle Êý¾Ý¿âÖ¸µÄÊÇ Oracle Êý¾Ý¿â¹ÜÀíϵͳ. Oracle Êý¾Ý¿â¹ÜÀíϵͳÊǹÜÀíÊý¾Ý¿â·ÃÎʵļÆËã»úÈí¼ ......