Ò׽ؽØÍ¼Èí¼þ¡¢µ¥Îļþ¡¢Ãâ°²×°¡¢´¿ÂÌÉ«¡¢½ö160KB

JAVAÅÅÐò»ã×Ü

package com.wepull.jbs.lesson4;
 
import java.util.Random;
 
/**
 * ÅÅÐò²âÊÔÀà
 *
 * ÅÅÐòËã·¨µÄ·ÖÀàÈçÏ£º
 * 1.²åÈëÅÅÐò£¨Ö±½Ó²åÈëÅÅÐò¡¢ÕÛ°ë²åÈëÅÅÐò¡¢Ï£¶ûÅÅÐò£©£»
 * 2.½»»»ÅÅÐò£¨Ã°ÅÝÅÝÅÅÐò¡¢¿ìËÙÅÅÐò£©£»
 * 3.Ñ¡ÔñÅÅÐò£¨Ö±½ÓÑ¡ÔñÅÅÐò¡¢¶ÑÅÅÐò£©£»
 * 4.¹é²¢ÅÅÐò£»
 * 5.»ùÊýÅÅÐò¡£
 *
 * ¹ØÓÚÅÅÐò·½·¨µÄÑ¡Ôñ£º
 * (1)Èôn½ÏС(Èçn≤50)£¬¿É²ÉÓÃÖ±½Ó²åÈë»òÖ±½ÓÑ¡ÔñÅÅÐò¡£
 * ¡¡µ±¼Ç¼¹æÄ£½ÏСʱ£¬Ö±½Ó²åÈëÅÅÐò½ÏºÃ£»·ñÔòÒòΪֱ½ÓÑ¡ÔñÒÆ¶¯µÄ¼Ç¼ÊýÉÙÓÚÖ±½Ó²åÈË£¬Ó¦Ñ¡Ö±½ÓÑ¡ÔñÅÅÐòΪÒË¡£
 * (2)ÈôÎļþ³õʼ״̬»ù±¾ÓÐÐò(Ö¸ÕýÐò)£¬ÔòӦѡÓÃÖ±½Ó²åÈË¡¢Ã°ÅÝ»òËæ»úµÄ¿ìËÙÅÅÐòΪÒË£»
 * (3)Èôn½Ï´ó£¬ÔòÓ¦²ÉÓÃʱ¼ä¸´ÔÓ¶ÈΪO(nlgn)µÄÅÅÐò·½·¨£º¿ìËÙÅÅÐò¡¢¶ÑÅÅÐò»ò¹é²¢ÅÅÐò¡£
 *
 */
public class SortTest {
 
       /**
        * ³õʼ»¯²âÊÔÊý×éµÄ·½·¨
        * @return Ò»¸ö³õʼ»¯ºÃµÄÊý×é
        */
       public int[] createArray() {
              Random random = new Random();
              int[] array = new int[10];
              for (int i = 0; i < 10; i++) {
                     array[i] = random.nextInt(100) - random.nextInt(100);//Éú³ÉÁ½¸öËæ»úÊýÏà¼õ£¬±£Ö¤Éú³ÉµÄÊýÖÐÓиºÊý
              }
              System.out.println("==========ԭʼÐòÁÐ==========");
              printArray(array);
         &nbs


Ïà¹ØÎĵµ£º

Java NIO APIÏê½â

 
Java NIO APIÏê½â
ÔÚJDK
1.4ÒÔǰ£¬JavaµÄIO²Ù×÷¼¯ÖÐÔÚjava.ioÕâ¸ö°üÖУ¬ÊÇ»ùÓÚÁ÷µÄ×èÈû£¨blocking£©API¡£¶ÔÓÚ´ó¶àÊýÓ¦ÓÃÀ´Ëµ£¬ÕâÑùµÄAPIʹÓúܷ½
±ã£¬È»¶ø£¬Ò»Ð©¶ÔÐÔÄÜÒªÇó½Ï¸ßµÄÓ¦Óã¬ÓÈÆäÊÇ·þÎñ¶ËÓ¦Óã¬ÍùÍùÐèÒªÒ»¸ö¸üΪÓÐЧµÄ·½Ê½À´´¦ÀíIO¡£´ÓJDK 1.4Æð£¬NIO
API×÷Ϊһ¸ö»ùÓÚ»º³åÇø£¬²¢ÄÜÌṩ·Ç×èÈû(non-blo ......

javaÁ¬½ÓÊý¾Ý¿â

1.javaÁ¬½ÓOracleÊý¾Ý¿â£º
 Class.forName("oracle.jdbc.driver.OracleDriver");
 String url="jdbc:oracle:thin:@127.0.0.1:1521:È«¾ÖÊý¾Ý¿âÃû";
 String uname="Óû§Ãû";
 String pwd="ÃÜÂë";
 Connection cn =DriverManager.getConnection(url,uname,pwd);
 Statement s=cn.createS ......

Java ¶ÁÈ¡ MySQL ÖÐÎÄ ÂÒÂë

Java ¶ÁÈ¡ MySQL ÖÐÎÄ ÂÒÂë
³¡¾°:Java,eclipse£¬¶ÁÈ¡MySQLÊý¾Ý¿â£¬MySQL±àÂëΪutf-8
ÎÊÌ⣺¶Á³öÀ´µÄÖÐÎÄÔÚeclipseµÄÊä³ö´°¿ÚÖÐÏÔʾΪÂÒÂë
´íÎóµÄд·¨
1
   System.out.print(new String( rs.getString("bib_author").getBytes("utf-8"),"GBK" )); 

   System.out.print( ......

´ÓµÚÒ»²¿¿ªÊ¼£¬×°javaºÍAdroid sdk

         Ê×ÏÈ£¬¶ÔÓÚÎÒÄØ£¬ÊÇ´ÓÊÂ.net CFµÄ¹¤×÷µÄ£¬µ«×Ô´ÓײÉÏÁËhtc heroºó£¬ÎÒ£¬ÉîÉîµÄÃÔÁË£¬µ«ÔÚAndroidÏ¿ª·¢£¬»ù±¾ÊÇÓÃJava¿ª·¢µÄ£¬ºÜÉÙÓÐÓÃcºÍc++£¬³ý·Ç×öµ×²ãÄÇЩ֮ÀàµÄ¡£¶øÎÒ£¬×ÔÓдóѧ¿ÎÌÃÉÏѧÁËÄÄһѧÆÚµÄjava£¬ºÍ×öÏÂСÁ·Ï°£¬»ù±¾ÉÏ£¬¾ÍûÓж¯¹ýjavaÁË£¬µ«´Ó´Ë¿ÌÆð£¬ÎÒÒ ......

javaÖеľ²Ì¬´úÀíÓ붯̬´úÀí

javaÖеľ²Ì¬´úÀíÓ붯̬´úÀí
    ±¾À´´òËã½ñÌìдµãjpa·½ÃæµÄ¶«Î÷£¬½á¹û¸ãÉÏÁË´úÀí£¬Ë÷ÐԾͰÑÑо¿³É¹û·Å³öÀ´°É£¬javaÖеĴúÀíÓÐÁ½ÖÖÒ»ÖÖÊǾ²Ì¬´úÀíÒ»ÖÖÊǶ¯Ì¬´úÀí£¬¾²Ì¬´úÀíÆäʵºÜÈÝÒ×Àí½â£¬¾²Ì¬´úÀíÆäʵ¾ÍÊǸö×°ÊÎÆ÷¶øÒÑ£¬¶ø¶¯Ì¬´úÀíÔò½èÖúÓÚjvmµÄÖ§³Ö£¬ÔÚÔËÐÐʱ¶¯Ì¬Éú³É´úÀíÀà¡£
    ÔÚÕ ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ