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

java³£ÓÃʵÓÃÀàѧϰ11.29

ÏÖÔÚ ËùÓÃJava°æ±¾,DateÀ๹Ôì·½·¨Date(0)µÄʱ¼ä²»ÊÇThu Jan 01 01:00:00 GMT 1970ÁË£¬¶øÊÇThu Jan 01 08:00:00 CST 1970¡££¨ 1970 Äê1 ÔÂ1 ÈÕ8ʱ0·Ö0Ãë ÐÇÆÚ4£©
     Ϊʲô Date b1=new Date(623289600000); ²»¿ÉÒÔ£¬ÏÂÃæµÄÈ´¿ÉÒÔÄØ£¿
long a=623289600000L;
   Date b1=new Date(a); ÒªÔÚ³¤Êý×ÖºóÃæ¼Ó¸öL²ÅÐÐ


Ïà¹ØÎĵµ£º

Java°æ½«EXCEL±íÊý¾Ýµ¼Èëµ½Êý¾Ý¿âÖÐ

      ¿ÉÄܺܶ࿪·¢Õß»áÃæ¶Ô¿Í»§ÕâÑùµÄÐèÇó£¬ÔÚδʹÓÃϵͳ֮ǰ£¬ËûÃǺܶàÊý¾Ý¶¼ÊDZ£´æÔÚWord»òÕßExcelµÈһЩµç×Ó±í¸ñÖУ¬ÏÖÔÚËûÃÇÐèÒª½«Ô­À´µÄÊý¾Ý×Ô¶¯µ¼È뵽ϵͳÖÐÈ¥£¬¶ø²»ÊÇÒ»ÌõÒ»ÌõµØÊÖ¹¤Â¼Èë¡£ÎÒ¾ÍÅöµ½ÁËÕâÑùµÄÐèÇ󣬾­¹ýÒ»·¬ÕÛÌÚÖ®ºó£¬ÖÕÓÚʵÏÖÁË£¬ÎÒÊDzÉÓõÚÈý·½¿Ø¼þJXLʵÏֵģ¬Ô­ÀíÊDZȽϼ ......

Java µ÷Óà Windows API ¿ÉÄÜÐÔµÄʵÏÖ

ÔÚ Google ÊäÈë java call win32api µÄµÚÒ»¸ö½á¹û
http://www.jinvoke.com/calling-the-win32-api-from-java
¾ÍÊÇÎÒÐèÒªµÄ´ð°¸¡£ºÇºÇ
¿´¿´Õâ¸ö°É
java°æÈÎÎñ¹ÜÀíÆ÷
java°æ×¢²á±í±à¼­Æ÷
Calling the Win32 API from Java
Ê×ÏÈ´Ó http://www.jinvoke.com/calling-the-win32-api-from-java ½« jinvokeÏÂÔØ»ØÀ´
½« ......

JAVAÓëSAPÊý¾Ý½»»¥µÄ·½Ê½×ܽá

JAVAÓëSAPÊý¾Ý½»»¥µÄ·½Ê½×ܽá
RFC·½Ê½£ºJava³ÌÐòÖ±½Óͨ¹ýRFC·ÃÎÊSAPµÄ¶ÔÏ󣨻ò³Æº¯Êý£¬¿ÉÄܽз¨²»¶Ô£©
SAP
ÌṩÁËBAPI(Business Application Programming
Interface)£¬BAPIÊÇSAPϵͳ¶ÔÍâÌṩµÄһϵÁнӿÚ,Ö÷ÒªÊÇʹµÚÈý·½³ÌÐòͨ¹ýÕâЩ½Ó¿ÚÀ´Ê¹ÓÃSAP,´Ó¶ø·½±ã¿Í»§¶¨ÖÆÄ³Ð©³Ì
Ðò.VB,Java,C,C++µÈ¶¼¿ÉÒÔͨ¹ýBAPIÀ´·ÃÎÊSAP ......

Java SE ¾²Ì¬±äÁ¿

package demo;
class TA{
 //Õâ¸ö³ÌÐòÒªºÃºÃÀí½â,³£Á¿²»ÊÇÊôÓÚÀàµÄ£¬ËüÔÚÄÚ´æÖÐÓÐÒ»¿éµ¥¶ÀµÄ´æ´¢ÇøÓò£¬ºÎÀàTAÎÞÈκιØÏµ
// public static final int m=9;
// ¾²Ì¬±äÁ¿ÊÇÊôÓÚÀàµÄ£¬ËüµÄ´æ´¢ÇøÓòÓëÀàÏà¹Ø
public static  int m=9;
 static {
  System.out.println("In Static m=" ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ