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

ʹÓÃJavaʵÏÖ¶ÔMySqlÊý¾Ý¿âµÄµ¼ÈëÓëµ¼³ö

package com.project.ajaxs;
import java.io.BufferedReader;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.OutputStream;
import java.io.OutputStreamWriter;
import java.util.Calendar;
import java.util.Date;
public class BakMysql {
//mainµÄ·½·¨£¬Ö÷ÒªÊÇÎÒÓÃÓÚ²âÊԵģ¬ÊÇÏë×ÅÈ¡µÃCLASSµÄ·¾¶£¬È»ºó±¸·ÝµÄÎļþдÔÚ·þÎñÆ÷µÄÀà·¾¶ÏÂ
public static void main(String[] args) {
BakMysql bk = new BakMysql();
  
        bk.backup();
    // bk.load();
     }
   //backup·½·¨ÊDZ¸·ÝÊý¾Ý¿âµ½·þÎñÆ÷µØÖ·
     public void backup() {
     Calendar now = Calendar.getInstance();
     String name = now.getTime()+""+(now.getTime().getMonth()+1)+""+now.getTime().getDate();
     String filename = name.substring(24)+" "+name.substring(11,13)+""+name.substring(14,16)+""+name.substring(17,19);
         try {
         String filePath ="e:/project"+filename+".sql";
             Runtime rt = Runtime.getRuntime();
             // µ÷Óà mysql µÄ cmd:
             Process child = rt.exec("C:/Program Files/MySQL/MySQL Server 5.0/bin/mysqldump.exe -uroot -p8095longchun project");// ÉèÖõ¼³ö±àÂëΪutf8¡£ÕâÀï±ØÐëÊÇutf8
            //×¢ÒâÕâÒ»¾ä£¬ÊÇÖ¸ÔËÐÐmysqldumpÃüÁºóÃæ¸úµÄÊǵǼÃûºÍµÇ¼µÄÃÜÂ룬½ÓןóÃæµÄÊÇÖ¸±¸·ÝµÄÊý¾Ý¿âµÄÃû×Ö£¬µ½´Ë½áÊø£¬ÒÔ´ËÉú³ÉÒ»¸öÖ´ÐеĽø³Ì£¬È¡µÃ´Ë½ø³ÌµÄÊä³öÁ÷µ½ÎÒÃÇÒª±¸·ÝµÄÎļþ
             // °Ñ½ø³ÌÖ´ÐÐÖеĿØÖÆÌ¨Êä³öÐÅϢдÈë.sq


Ïà¹ØÎĵµ£º

PHPÓëJavaÔÚWeb¿ª·¢·½ÃæµÄ±È½Ï

        ±È½ÏPHPºÍJSPÕâÁ½¸öWeb¿ª·¢¼¼Êõ,ÔÚĿǰµÄÇé¿öÊÇÆäʵÊDZȽÏPHPºÍJavaµÄWeb¿ª·¢.ÒÔÏÂÊÇÎҾͼ¸¸öÖ÷Òª·½Ãæ½øÐеıȽÏ:
Ò». ÓïÑԱȽÏ
        PHPÊǽâÊÍÖ´ÐеķþÎñÆ÷½Å±¾ÓïÑÔ,Ê×ÏÈphpÓмòµ¥ÈÝÒ×ÉÏÊÖµÄÌØµã.Óï·¨ºÍcÓïÑԱȽÏÏó,ËùÒÔѧ¹ýcÓïÑԵij ......

weblogic jsp ±àÒ룺²é¿´±àÒëºóµÄjavaÖмä´úÂë

ÔËÐÐ×Ô¼ºÅäÖõÄwebÓ¦Óã¬ÍùÍùÖ»ÄÜ¿´¼ûweblogic±àÒëÖ®ºóµÄclassÎļþ¡£¶ø¿´²»¼û±àÒëǰµÄjavaµÄÎļþ¡£ÎªÁ˵÷ÊÔ·½±ã£¬ÎÒÃÇÓÐʱºòÊÇÏë¿´±àÒëǰµÄjavaÎļþ¡£
ÔÚweblogic.xmlÖмÓÈë
<jsp-descriptor>
<jsp-param>
<param-name>keepgenerated</param-name>
<param-value>true</par ......

JAVAµÄÈÝÆ÷

JAVAµÄÈÝÆ÷---List,Map,Set
Collection
©ÀList
©¦©ÀLinkedList
©¦©ÀArrayList
©¦©¸Vector
©¦¡¡©¸Stack
©¸Set
Map
©ÀHashtable
©ÀHashMap
©¸WeakHashMap
Collection½Ó¿Ú
¡¡¡¡CollectionÊÇ×î»ù±¾µÄ¼¯ºÏ½Ó¿Ú£¬Ò»¸öCollection´ú±íÒ»×éObject£¬¼´CollectionµÄÔªËØ£¨Elements£©¡£Ò»Ð© CollectionÔÊÐíÏà ......

[×ªÔØ]javaÖеÄ×¢Ê͹淶

 JAVA×¢ÊÍ·½·¨¼°¸ñʽ
1¡¢µ¥ÐÐ(single-line)--¶Ì×¢ÊÍ£º//……   
µ¥¶ÀÐÐ×¢ÊÍ£ºÔÚ´úÂëÖе¥ÆðÒ»ÐÐ×¢ÊÍ£¬ ×¢ÊÍǰ×îºÃÓÐÒ»ÐпÕÐУ¬²¢ÓëÆäºóµÄ´úÂë¾ßÓÐÒ»ÑùµÄËõ½ø²ã¼¶¡£Èç¹ûµ¥ÐÐÎÞ·¨Íê³É£¬ÔòÓ¦²ÉÓÿé×¢ÊÍ¡£
×¢Ê͸ñʽ£º/* ×¢ÊÍÄÚÈÝ */
ÐÐÍ·×¢ÊÍ£ºÔÚ´úÂëÐеĿªÍ·½øÐÐ×¢ÊÍ¡£Ö÷ҪΪÁËʹ¸ÃÐд ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ