java»ù´¡ÈëÃÅѧϰ±Ê¼Ç(Ò»):bubblesortËã·¨¸öÈËѧϰ
public class bubblesort {
public static void main(String[] args) {
int array[]=new int[]{1,5,9,4,6,2};
int m;
for(int i=0;i<array.length;i++){
System.out.print(array[i]+" ");
}
System.out.println();
for(int k=0;k<array.length;k++)
{
for(int j=k+1;j<array.length;j++)
{
if(array[k]<array[j])
{
continue;
}
else{
m=array[k];
array[k]=array[j];
array[j]=m;
}
}
System.out.print(array[k]+" ");
}
}
}
¿ªÊ¼Ö®Ç°ÓÃ2¸öÊý×飻һ¸öÊý×é´æ·ÅÔÊý¾Ý£¡ÁíÒ»¸öÊý×éÓÃÀ´´æ·Å½á¹û£¡
ʵÏÖÆðÀ´×ÜÊǵ¯³öjava.lang.ArrayIndexOutOfBoundsException Êý×鳬³ö±ß½çʲôµÄÒì³££¡
Ò»À´»ù´¡ÊµÔÚ±¡Èõ£¡ ¶þÀ´Õ¼Óÿռä´ó£¡
ÔÚǶÌ×forÑ»·Ï¶Ôj£»kµÄÔ¼ÊøÌõ¼þÐèҪעÒ⣻
֮ǰ¿´¹ýһЩ½Ì³Ì¶ÔÓÚ¶¨Òå±äÁ¿µÄλÖÃÓÐÒ»µãdzÏÔµÄÈÏʶ£»ÔÚforÑ»·ÀïÃæ¶¨Òå±äÁ¿ µ±forÑ»·½áÊøºó±ã¿ÉÒÔ±»»ØÊÕ£¡ÓÐÀûÓÚ¿Õ¼äµÄ½ÚÊ¡£»
Ïà¹ØÎĵµ£º
Èí¼þ¼¼ÊõµÄѸÃÍ·¢Õ¹ÈÃJava
ÊÀ½çµÄWeb ¿ò¼Ü
ÁìÓò
·çÆðÔÆÓ¿£¬¸÷Öּܹ¹²ã³ö²»Çµ«ÄãÄÇ?
¡¡¡¡»Øµ½ÁùÄêǰµÄ½ñÌì̸ÂÛÕâ¸ö»°Ì⣬ÎÒ»áÍѿڶø³ö£ºStruts. ÄÇÊÇÒ»¸ö¶ÔStruts¼¸ºõ³ç°ÝµÄʱ´ú£¬¼¸ºõûÈË¶ÔÆäÖÊÒÉ¡£ÄÇʱJava
ÊÀ½çµÄWeb
frameworkÊÀ½çÈç´Ë"µ¥´¿"£¬µ¥´¿µÃÈç´Ë¿ìÀÖ¡£
¡¡¡¡¾µä£¬¿°³Æ¾µä¡£ÌÈÈôÎÒÔÚ´ËÊ ......
ÎÒʹÓÃURLÀàÀ´·ÃÎÊFTP·þÎñÆ÷£¬µ±µØÖ·ÖÐûÓÐÖÐÎÄʱûÓÐÎÊÌ⣬µ«ÊÇ
µ±ftpÖеÄÎļþ¼ÐÓÐÖÐÎÄʱ£¬¾ÍÎÞ·¨·ÃÎÊÁË£¬ÎÒÊÔ¹ýencoderºÍdecoderÀ࣬¶¼²»ÐУ¬ÓÐʲô½â¾ö·½·¨Ã´£¿
URL now = new URL("ftp://202.204.208.124/Èí¼þ/");
......
windows xpÏÂÅäÖÃJDK»·¾³±äÁ¿£º
1.°²×°JDK£¬°²×°¹ý³ÌÖпÉÒÔ×Ô¶¨Ò尲װĿ¼µÈÐÅÏ¢£¬ÀýÈçÎÒÃÇÑ¡Ôñ°²×°Ä¿Â¼ÎªD:\java\jdk1.5.0_08£»
¡¡ 2.°²×°Íê³Éºó£¬ÓÒ»÷“ÎҵĵçÄÔ”£¬µã»÷“ÊôÐÔ”£»
3.Ñ¡Ôñ“¸ß¼¶”Ñ¡Ï£¬µã»÷“ ......
ÔÚjavaÖУ¬¼ÙÉèÄãÓÐÒ»¸öuser ¶ÔÏóµÄlist£¬´Ëuser¶ÔÏó·â×°ÁËÓû§µÄid, first name, last name and age. È»ºóÄãÏëµ÷ÓÃÒ»¸öweb service(eg. UserService.deleteUsersByIds(List<Integer> userIds) ȥɾ³ýÊý¾Ý¿âÖÐÖ¸¶¨µÄÕâЩuser¡£ ÌýÆðÀ´Ëƺõ²»Ì«À§ÄÑ£¬²»ÊÇô? ÄãËùÐèÒªÖ»Êǽ« List<User> ת»¯³ÉList&l ......