Java³£ÓôúÂë
/**
* @author he
*
*
* °ÑDateת»»³ÉString£¬ÒÔyyyy-MM-dd HH:mm:ssµÄÐÎʽÏÔʾ
*/
public static String DateToString(Date tempDate) {
String date_str = "";
SimpleDateFormat formatter = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss"); // ¹æ¶¨ÈÕÆÚ¸ñʽ
try {
date_str = formatter.format(tempDate);
} catch (Exception ex) {
date_str = "";
}
return date_str;
}
/**
* @authorhe
*
*
* °ÑStringת»»³ÉDate£¬ÐÎʽΪyyyy-MM-dd HH:mm:ss
*/
public static Date StringToDate(String dateStr) {
SimpleDateFormat formatter = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss"); // ¹æ¶¨ÈÕÆÚ¸ñʽ
long long_temp = 0;
Date tempDate;
try {
long_temp = formatter.parse(dateStr).getTime();// ÏÈת»»³ÉlongÐÍ
tempDate = new Date(long_temp); // ÔÚת»»³ÉDateÐÍ
} catch (Exception ex) {
tempDate = null;
}
return tempDate;
}
Ïà¹ØÎĵµ£º
ÔÚjavaÓïÑÔÖУ¬I/OµÄ·½Ê½ÊÇÁ÷µÄ·½Ê½¡£Á÷£¨stream£©ÕâÊǸöѧϰjavaÊäÈëÊä³öµÄ×î»ù±¾µÄ¸ÅÄî¡£Á÷ÊÇ×Ö½Ú´ÓÔ´µ½Ä¿µÄµÄÓÐÐòÐòÁС£Ò»·½ÃæÊÇ×Ö½Ú£¬Ò»·½ÃæÊÇÓÐÐòµÄ¡£Á÷ÃèÊöµÄÊÇÒ»¸ö¹ý³Ì£¬Ë³ÐòÑϸñ¡£Ò»¸öÐèÒª¼üÅÌÊäÈëµÄ³ÌÐò¿ÉÒÔÓÃÁ÷À´×öµ½ÕâÒ»µã¡£Á½ÖÖ»ù±¾µÄÁ÷ÊÇ£ºÊäÈëÁ÷ºÍÊä³öÁ÷¡£Äã¿ÉÒÔ´ÓÊäÈëÁ÷¶Á£¬µ«Äã²»ÄܶÔËüд¡£Òª´ÓÊäÈëÁ ......
ÎÒÃÇÀ´½éÉÜһϠ£½£½ºÍequals()µÄÇø±ð£¬£½£½ÊÇÏàµÈ£¬equals()Ò²ÊÇÏàµÈ¡£ÕâÁ½¸ö´ÊµÄÇø±ðÊÇÊ²Ã´ÄØ£¿ÕâÊÇÕÒ¹¤×÷ʱºÜ¶àÃæÊÔ¹ÙµÄÎÊÌâ¡£ÎÒÃÇÀ´½â´ðһϡ£Ê×ÏÈÎÒÃÇ¿´Õâô¸öÀý×Ó¡£Êµ¼ù£º
public class TestEquals {
public static void main(String[] args) {
MyDate date1 = new MyDate(14, 3, 1976);
MyDate date2 = ne ......
1.Ïà¹ØÀàµÄ½éÉÜ
·þÎñÆ÷³ÌÐò²»Í¬ÓÚ¿Í»§»ú¶ËµÄ³ÌÐò£¬ËüÐèÒª³õʼ»¯Ò»¸ö¶Ë¿Ú½øÐмàÌý£¬Óöµ½Á¬½Óºô½Ð£¬²ÅÓëÏàÓ¦µÄ¿Í»§»ú½¨Á¢Á¬½Ó¡£Java.net°üµÄServerSocketÀà°üº¬Á˱àд·þÎñÆ÷ϵͳµÄÈ«²¿ËùÐ蹦ÄÜ£¬¶ø¿Í»§¶ËÈí¼þͨ³£Ê¹ÓÃjava.net°üÖеĺËÐÄÀàSocketÓë·þÎñÆ÷µÄij¸ö¶Ë¿Ú½¨Á¢Á¬½Ó¡£
2.µ¥Ï߳̿ͻ§¶Ë³ÌÐò½¨Á¢²½Ö裺
1£©½¨Á¢socket£ ......
Ìõ¼þ£ºÒѰ²×°J2SEºÍJ2EE¡£
Microsoft SQL Server 2000 Driver for JDBCÊÇ΢Èí¹«Ë¾Ãâ·ÑÌṩÃâ·ÑÏÂÔØµÄÒ»¸öÈí¼þ£¬Çë·ÃÎÊ£º http://www.microsoft.com/sql/default.asp£¬ÏÂÔØºóÎļþÃûΪ£ºsetup.exe£¬°²×°ºó£¬Ä¬ÈÏ·¾¶ÊÇ£º%Program Files%\Microsoft SQL Server 2000 Driver for JDBC£¬¸ÃĿ¼ÏÂLIBĿ¼ÀïÓÐ3¸öjarÎļþ¡£ ......
/**
*
* @param par
* ÈëÁ¦Ãû
* @return ÈëÁ¦値
*/
public static String inputfromConsole(String par) {
System.out.println(par);
InputStreamReader ......