Java Calendar »ñÈ¡±¾ÖÜÖÜÒ»ºÍÖÜÈÕ´úÂë
/**
* µÃµ½±¾ÖÜÖÜÒ»
*
* @return yyyy-MM-dd
*/
public static String getMondayOfThisWeek() {
Calendar c = Calendar.getInstance();
int day_of_week = c.get(Calendar.DAY_OF_WEEK) - 1;
if (day_of_week == 0)
day_of_week = 7;
c.add(Calendar.DATE, -day_of_week + 1);
return df2.format(c.getTime());
}
/**
* µÃµ½±¾ÖÜÖÜÈÕ
*
* @return yyyy-MM-dd
*/
public static String getSundayOfThisWeek() {
Calendar c = Calendar.getInstance();
int day_of_week = c.get(Calendar.DAY_OF_WEEK) - 1;
if (day_of_week == 0)
day_of_week = 7;
c.add(Calendar.DATE, -day_of_week + 7);
return df2.format(c.getTime());
}
Ïà¹ØÎĵµ£º
java¿ª·¢ÈËÔ±¾Ñé×ܽá-Î人±±´óÇàÄñ
¡¡¡¡·Á¢Ïî
¡¡¡¡Ò»¡¢ÐèÇóµÄÊÕ¼¯£¬UCµÄ±àдËäÈ»²»ÊÇ¿ª·¢ÈËÔ±µÄ¹¤×÷£¬µ«×îÖÕÐèÒª¿ª·¢ÈËÔ±ÔÚ²úÆ·ÖÐʵÏÖ¡£ËùÒÔ¿ª·¢²»ºÏÀíµÄÉè¼ÆÖÁÉÙÀË·ÑÁËÄãµÄʱ¼ä£¬¿ª·¢¼¼ÊõÎÞ·¨ÊµÏÖµÄÉè¼Æ´øÀ´×î´óµÄÍ´¿à£ºÊ§°Ü¡£ËùÒÔ£¬¿ª·¢ÈËÔ±ÒªÖØÊÓÐèÇóÒÔ¼°UCµÄÆÀÉó£¬Ìá³ö×Ô¼ºÄܹ»Ïëµ½µÄËùÓÐÒìÒé¡£
¡¡¡¡¶þ¡¢Ò»¶ ......
JAVA¿ª·¢Õß×ȥµÄ20¸öÓ¢ÎÄÍøÕ¾
1.[http://www.javaalmanac.com] – Java¿ª·¢ÕßÄê¼øÒ»ÊéµÄÔÚÏß°æ±¾. ÒªÏë¿ìËٲ鵽ijÖÖJava¼¼ÇɵÄÓ÷¨¼°Ê¾Àý´úÂë, ÕâÊÇÒ»¸ö²»´íµÄÈ¥´¦.
2.[http://www.onjava.com] – O’ReillyµÄJavaÍøÕ¾. ÿÖܶ¼ÓÐÐÂÎÄÕÂ.
3.[http://java.sun.com] – ¹Ù·½µÄJava¿ª·¢ÕßÍøÕ¾ ......
Eryptogram.java Îļþ£º
package com.cube.limail.util;
import javax.crypto.Cipher;
import javax.crypto.KeyGenerator;
import javax.crypto.SecretKey;
/**
* ¼ÓÃܽâÃÜÀà
* @author Ò¶Ê÷Éî
* @version 1.00 2008Äê01ÔÂ03ÈÕ
*/
public class Eryptogram
{
&nb ......
Èç¹ûÄãÊÇÒ»ÃûJava³ÌÐòÔ±£¬²¢ÇÒ¹Ø×¢Õâ±à³ÌÓïÑÔ·½ÃæµÄ·¢Õ¹£¬±ÈÈç¾³£È¥TIOBEÍøÕ¾Á˽â±à³ÌÓïÑÔÁ÷ÐжÈÅÅÐУ¬ÄÇôÄãÓ¦¸ÃÌý˵¹ýScala£¬Èç¹ûÄ㻹ûÓпªÊ¼Ñ§Ï°Scala£¬»òÕß´òËãϸöÀñ°Ý¿ªÊ¼Ñ§µÄ»°£¬ÇëÏÈ¿´¿´ÏÂÃæÕâÆªÎÄÕ£¬¿´¿´Äܲ»ÄܸıäÄãµÄÏë·¨¡£
ScalaÊÇΪÄã×¼±¸µÄÂð?Äã±ØÐë×Ô¼º¿´Ã÷°×²¢×ö¾ö¶¨¡£³ýÁËÉìÕ¹ÐÔÖ®Í⣬ÎÒÃÇ·¢ÏÖϲ»¶ÓÃS ......
MineHeÔ´´
¿´ÁËһ϶ÔJava GUIÌÖÂÛµÄÌû×Ó£¬ËùÒÔдÁËһƪÎÄÕÂÀ´²ûÊöһϸ÷ÖÖGUI¼¼ÊõµÄÓÅÁÓ¡£
JavaÊÀ½çÖУ¬Ä¿Ç°×îÖªÃûµÄÈý´óGUI¿â·Ö±ðÊÇ£º
1¡¢AWT£¨Abstract Window Toolkit£©³éÏó´°¿Ú¹¤¾ß°ü¿â£¬°üº¬ÓÚËùÓеÄJava SDKÖÐ
2¡¢Swing¸ß¼¶Í¼Ðο⣬°üº¬ÓÚJava2 SDKÖÐ
3¡¢À´×ÔIBM Eclipse¿ªÔ´ÏîÄ¿µÄSWT£¨Standard Widget Toolk ......