JAVA×î¶Ì·¾¶´úÂë
import java.util.LinkedList;
import java.util.List;
public class ShortestPaths {
private static String showPath[] = { "", "", "", "", "", "" };
// ·µ»ØÍ¼µÄ×î¶Ì·¾¶
public static int[] getShortPath(int path[][]) {
LinkedList<Integer> savePath = new LinkedList<Integer>();// ÓÃÓÚ±£´æÒÑÌí¼Ó½øÀ´µÄ½Úµã
int mark = 1;
int shortestPath[] = new int[path.length];
for (int i = 0; i < shortestPath.length; i++) {
shortestPath[i] = -1;
}
savePath.add(new Integer(0));
if (savePath.size() == 1) {
int num = savePath.getLast().intValue();
int minIndex = 0;
for (int j = 0; j < shortestPath.length; j++) {
shortestPath[j] = path[num][j];
Ïà¹ØÎĵµ£º
java²»½öÊDZà³ÌÓïÑÔ£¬»¹ÊÇÒ»¸ö¿ª·¢Æ½Ì¨£¬java¼¼Êõ¸ø³ÌÐòÔ±ÌṩÁËÐí¶à¹¤¾ß£º±àÒëÆ÷¡¢½âÊÍÆ÷¡¢ÎĵµÉú³ÉÆ÷ºÍÎļþ´ò°ü¹¤¾ßµÈµÈ¡£Í¬Ê±java»¹ÊÇÒ»¸ö³ÌÐò·¢²¼Æ½Ì¨£¬ÓÐÁ½ÖÖÖ÷ÒªµÄ"·¢²¼»·¾³"£¬Ê×ÏÈjavaÔËÐÐʱ»·¾³£¨java runtime environment£¬¼ò³ÆJRE£©°üº¬ÁËÍêÕûµÄÀàÎļþ°ü£¬Æä´ÎÐí¶àÖ÷ÒªµÄä¯ÀÀÆ÷¶¼ÌṩÁËjava½âÊÍÆ÷ºÍÔËÐÐʱ»·¾³¡£Ä ......
1. ÏÈдһ¸öSingletonµÄclass
package stone;
public class Singleton {
private static Singleton instance;
private Singleton() {}
public static Singleton getInstance(){
if(instance==null)
&n ......
JavaÀïÓиöºÜÖØÒªµÄÌØÉ«ÊÇException £¬Ò²¾ÍÊÇ˵ÔÊÐí³ÌÐò²úÉúÀýÍâ×´¿ö¡£¶øÔÚѧJava µÄʱºò£¬ÎÒÃÇÒ²Ö»ÖªµÀException µÄд·¨£¬È´Î´±ØÕæÄÜÁ˽ⲻͬÖÖÀàµÄException µÄÇø±ð¡£
Ê×ÏÈ£¬ÄúÓ¦¸ÃÖªµÀµÄÊÇJava ÌṩÁËÁ½ÖÖException µÄģʽ£¬Ò»ÖÖÊÇÖ´ÐеÄʱºòËù²úÉúµÄException (Runtime Exception)£¬ÁíÍâÒ»ÖÖÔòÊÇÊÜ¿ØÖƵÄException ......
jdk6ºÍjdk5Ïà±ÈµÄÐÂÌØÐÔÓУº
1¡¢instrumentation
ÔÚ Java SE 6 ÀïÃæ£¬instrumentation °ü±»¸³ÓèÁ˸üÇ¿´óµÄ¹¦ÄÜ£ºÆô¶¯ºóµÄ instrument¡¢±¾µØ´úÂë instrument£¬ÒÔ¼°¶¯Ì¬¸Ä±ä classpath µÈµÈ¡£
2¡¢HttpÓÐËùÔöÇ¿
3¡¢ Java ¹ÜÀíÀ©Õ¹£¨JMX£© ¼Ü¹¹¼°Æä¿ò¼Ü£¬ÒÔ¼°ÔÚ Java SE 5 ÖÐÐÂÒýÈëµÄ JMX API -- java.l ......
1.×Ö·û
x ×Ö·û x¡£ÀýÈça±íʾ×Ö·ûa
\\ ·´Ð±Ïß×Ö·û¡£ÔÚÊéдʱҪдΪ\\\\¡££¨×¢Ò⣺ÒòΪjavaÔÚµÚÒ»´Î½âÎöʱ,°Ñ\\\\½âÎö³ÉÕýÔò±í´ïʽ\\£¬ÔÚµÚ¶þ´Î½âÎöʱÔÙ½âÎöΪ\£¬ËùÒÔ·²ÊDz»ÊÇ1.1Áоٵ½µÄתÒå×Ö·û£¬°üÀ¨1.1µÄ\\,¶øÓÖ´øÓÐ\µÄ¶¼ÒªÐ´Á½´Î£©
\0n ´øÓа˽øÖÆÖµ 0µÄ×Ö·û ......