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

½ØÈ¡×Ö·û´®(ÖÐÓ¢»ìºÏ´®) JAVA´úÂë

public class SplitString {
    /**
     * @param args
     */
   
    public static void main(String[] args) {
        String str = "ÖÐZellÖйú5000Äê,Congruations!";
        int bytes = 8;
        str = new SplitString().getSubString(str, bytes);
        System.out.println(str);
    }
        public String getSubString(String str,int bytes){
        int temp = bytes;
        byte [] AllBytes = str.getBytes();
        int AllStrByteLen = AllBytes.length;
        
        if(bytes > AllStrByteLen | bytes <= 0){
            return str;
        }
        int ChinaWordsNum = 0;
        for(int i=0;i<temp;i++){
            int IntOfByte = (int)AllBytes[i];
            if(IntOfByte < 0 ){
                ChinaWordsNum+=1;
            }
        }
        if(ChinaWordsNum%2 == 0){
            return  new String(AllBytes,0,temp);
        }else{
            if(bytes == 1){
                return null;
            }
 &


Ïà¹ØÎĵµ£º

java FTP²Ù×÷

 ¼òµ¥µÄдÁ˸öjava¶ÔftpµÄ²Ù×÷
ÓõÄÊÇcommons-net.jar°ü
FTPProxy.java
public class FTPProxy{
public FTPProxy()
{
super();
ftpClient = new FTPClient();
}
public FTPProxy(FTPBean entity)
{
this();
this.entity = entity;
}
private FTPBean entity;
private FTPClient ftpCli ......

JavaÈ¡µÃ´úÂëËùÔÚÐкŵķ½·¨

ÓÃCµÄÈËÒ»¶¨ÖªµÀ__FILE__ºÍ__LINE__,µ«ÊÇJavaÖÐ ²¢Ã»ÓÐÕâÑùµÄ¶¨Ò壬ÓÐʱºòµ÷ÊÔ¶àÏ߳̾ͺܲ»·½±ã£¬Ã»°ì·¨£¬×Ô¼º¶¯ÊÖ£¬·áÒÂ×ãʳ~ÓÃÏÂÃæµÄº¯ÊýÈ¡µÃµ±Ç°Ðкš£
º¯Êý£º
/**
*µÃµ½ExceptionËùÔÚ´úÂëµÄÐÐÊý
*Èç¹ûûÓÐÐÐÐÅÏ¢,·µ»Ø-1
*/
public static int getLineNumber(Exception e){
StackTraceElement[] trace =e.getStac ......

ת£ºJavaѧϰ·Ïßͼ£¬×¨ÎªÐÂÊÖ¶¨ÖƵÄJavaѧϰ¼Æ»®½¨Òé

ת×Ô£ºhttp://tieba.baidu.com/f?kz=692446591
ÔõôѧϰJava£¬ÕâÊǺܶàÐÂÊÖ¾­³£»áÎÊÎÒµÄÎÊÌ⣬ÏÖÔÚÎÒ¼òµ¥ÃèÊöÏÂÒ»¸öJava³õѧÕßµ½¾ÍҵҪѧµ½µÄһЩ¶«Î÷£º
    Ê×ÏÈÒªÃ÷°×JavaÌåϵÉè¼Æµ½µÃÈý¸ö·½Ã棺J2SE,J2EE,J2ME£¨KJAVA£©¡£J2SE£¬Java 2 Platform Standard Edition£¬ÎÒÃǾ­³£Ëµµ½µÄJDK£¬¾ÍÖ÷ÒªÖ¸µÄÕâ¸ö£ ......

JAVAѧϰ±Ê¼Ç£¨Ò»£© Òì³£´¦Àí

Òì³£ÊÇÖ¸³ÌÐòÔËÐÐÆÚ¼ä³öÏÖµÄÎÊÌâ¡£ÔÚд³ÌÐòʱ£¬È·Êµ¿ÉÒÔд´úÂë²âÊÔ³ÌÐòÊÇ·ñÕýÈ·Ö´ÐУ¬Èç¹ûûÓÐÖ´ÐУ¬ÔòÖ´ÐдíÎó´¦Àí¡£¾¡¹ÜÕâÖÖÐÎʽµÄ´íÎó´¦ÀíÄܹ»Æðµ½×÷Ó㬵«³ÌÐòÂß¼­Óë´íÎó´¦ÀíÒ»Æð»ìÓ㬻áʹµÃ³ÌÐòÄÑÒÔÔĶÁ‘Ð޸ġ£Èç¹ûDZÔÚµÄÎÊÌ⼫ÉÙ·¢Éú£¬Ôò»ìÓóÌÐòºÍ´íÎó´¦ÀíÂß¼­½²½µµÍ³ÌÐòµÄÐÔÄÜ¡£Òì³£´¦Àíʹ³ÌÐòÔ±Äܹ»´Ó³ÌÐòÖ ......

JavaÓïÑÔÖйؼü×Ö½²½â£¨Ò»£©strictfpµÄÓÃ;

×ÔJava2ÒÔÀ´£¬JavaÓïÑÔÔö¼ÓÁËÒ»¸ö¹Ø¼ü×Östrictfp£¬ËäÈ»Õâ¸ö¹Ø¼ü×ÖÔÚ´ó¶àÊý³¡ºÏ±È½ÏÉÙÓ㬵«ÊÇ»¹ÊÇÓбØÒªÁ˽âһϡ£
strictfp µÄÒâ˼ÊÇFP-strict£¬Ò²¾ÍÊÇ˵¾«È·¸¡µãµÄÒâ˼¡£ÔÚJavaÐéÄâ»ú½øÐи¡µãÔËËãʱ£¬Èç¹ûûÓÐÖ¸¶¨strictfp¹Ø¼ü×Öʱ£¬JavaµÄ±àÒëÆ÷ÒÔ¼°ÔËÐл·¾³ÔÚ¶Ô¸¡µãÔËËãµÄ±í´ïʽÊDzÉȡһÖÖ½üËÆÓÚÎÒÐÐÎÒËØµÄÐÐΪÀ´Íê³É ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ