Ò׽ؽØͼÈí¼þ¡¢µ¥Îļþ¡¢Ãâ°²×°¡¢´¿ÂÌÉ«¡¢½ö160KB

JAVAÇå³ýhtml¸ñʽÕýÔò±í´ïʽ


 public static String splitAndFilterString(String input, int length) {   
        if (input == null || input.trim().equals("")) {   
            return "";   
        }   
        // È¥µôËùÓÐhtmlÔªËØ,   
        String str = input.replaceAll("\\&[a-zA-Z]{1,10};", "").replaceAll(   
                "<[^>]*>", "");   
        str = str.replaceAll("[(/>)<]", "");   
        int len = str.length();   
        if (len <= length) {   
            return str;   
        } else {   
            str = str.substring(0, length);   
            str += "......";   
        }   
        return str;   
    }  


Ïà¹ØÎĵµ£º

html ±íµ¥Ìá½»µÄÁ½ÖÖ·½·¨µÄÇø±ð post get

<form action="#" method="get">ÕâÀïÊÇ±íµ¥µÄÄÚÈÝ</form>
<form action="#" method="post">ÕâÀïÊÇ±íµ¥µÄÄÚÈÝ</form>
ÊôÐÔ"action",ÀïÃæÉèÖõÄÊÇ±íµ¥Ìá½»µÄ·¾¶.Ò»¸ö¶ÔÏó,°×»°ÎĵĽâÊÍ:±íµ¥½»¸øÁËË­.
ÊôÐÔ"method",ÀïÃæÉèÖõÄÊÂ±íµ¥Ìá½»µÄ·½Ê½,Ò»ÖÖ·½·¨,°×»°ÎĽâÊÍ:ÒªÔõÑùÌá½»Õâ¸ö±íµ¥,ÊÇÎÒÖ±½Óà ......

linuxÅäÖÃjava»·¾³±äÁ¿(Ïêϸ)

ÏÖÔÚÓÃlinuxµÄÅóÓÑÔ½À´Ô½¶àÁË£¬Ç°¼¸Ìì¾ÍÓÐÁ½¸öÅóÓÑÎÊÎÒlinuxÏÂÔõôÅäÖÃjava»·¾³£¬ÎÒÏ뻹ÓкܶàÅóÓÑÏëÁ˽âѧϰÕâ·½ÃæµÄ¶«Î÷£¬¾Íдһ¸öÍêÈ«Ò»µãµÄlinux java»·¾³ÅäÖðɣ¬Ï£Íû¶Ô´ó¼ÒÓаïÖú¡£
Ò». ÏÂÔØjdk5.0 for linux
¡¡¡¡µ½sunµÄÖ÷Ò³ http://java.sun.com/j2se/1.5.0/download.jsp ÏÂÔØjdk°²×°Îļþjdk-1_5_0_05-linux-i586 ......

JavaÊÖ²áÖÐjava.util.RandomµÄÃèÊö£¬Ëæ»úÊý²úÉúËã·¨


java.util
Àà Random
java.lang.Object

java.util.Random
ËùÓÐÒÑʵÏֵĽӿڣº

Serializable
Ö±½ÓÒÑÖª×ÓÀࣺ

SecureRandom
public class Random
extends Object
implements Serializable
´ËÀàµÄʵÀýÓÃÓÚÉú³ÉαËæ»úÊýÁ÷¡£´ËÀàʹÓà 48 λµÄÖÖ×Ó£¬Ê¹ÓÃÏßÐÔͬÓ๫ʽ¶ÔÆä½øÐÐÐ޸ģ¨Çë²ÎÔÄ Donald Knuth µÄ ......

Java Serialization transient

1. ʲôÊÇSerialization?
´®Ðл¯(Serialization)ÊǼÆËã»ú¿ÆѧÖеÄÒ»¸ö¸ÅÄËüÊÇÖ¸½«¶ÔÏó´æ´¢µ½½éÖÊ£¨ÈçÎļþ¡¢ÄÚÔÚ»º³åÇøµÈ£©ÖлòÊÇÒÔ¶þ½øÖÆ·½Ê½Í¨¹ýÍøÂç´«Êä¡£Ö®ºó ¿ÉÒÔͨ¹ý·´´®Ðл¯´ÓÕâЩÁ¬ÐøµÄλÊý¾ÝÖØй¹½¨Ò»¸öÓëԭʼ¶ÔÏó״̬ÏàͬµÄ¶ÔÏó£¬Òò´ËÔÚÌض¨Çé¿öÏÂÒ²¿ÉÒÔ˵Êǵõ½Ò»¸ö¸±±¾£¬µ«²¢²»ÊÇËùÓÐÇé¿ö¶¼ÕâÑù¡£
JavaÓÐS ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØͼ | ¸ÓICP±¸09004571ºÅ