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

mysqlÖÐÎÄÅÅÐò¼°javaÖÐÎÄÅÅÐò


Ö®ËùÒÔдÕâÆª²©¿Í£¬ÊÇÒòΪǰ¼¸Ìì²ÅÅöµ½ÁËÕâôһ¸öÎÊÌ⣬ÒÔǰ»¹²»ÖªµÀmysqlÓÐÕâôһ¸öÎÊÌâ¡£
ÎÒÃǵÄϵͳʹÓÃÁËstruts+hibernate£¬Êý¾Ý¿âʹÓõÄÊÇmysql£¬×Ö·û¼¯Í³Ò»Îªutf-8¡£
±¾À´ÒѾ­Íê³ÉÁË£¬µ«ÊÇϵͳʹÓõÄʱºò£¬·¢ÏÖ²é³öÀ´µÄÈËÃûûÓÐ˳Ðò£¬±¾À´ÒÔΪºÜ¼òµ¥£¬ÔÚ²éѯµÄʱºò£¬Ö¸¶¨°´ÕÕnameÅÅÐò¾Í¿ÉÒÔÁË£¬Æñ֪ʵ¼ÊÒ»×ö²Å·¢ÏÖÎÊÌ⣺mysqlÊý¾Ý¿âʹÓÃ×Ö·û¼¯Îªutf-8£¬²éѯ³öÀ´µÄÖÐÎĸù±¾²»Êǰ´ÕÕÆ´ÒôÅÅÐòµÄ¡£
ÎҵĽâ¾ö·½°¸´óÖÂÊÇ£º
¢Ù      
ÔÚ
sql
Óï¾äÖÐ×öÊֽţ¬ÔÚ²éѯµÄʱºòÅÅÐò¡£
¢Ú      
Èç¹û²»Ðвéѯ³öÀ´£¬ÔÚ³ÌÐòÖУ¬×Ô¼ºÐ´¸ö·½·¨ÅÅÐò¡£
¢Û      
×î²îµÄ½â¾ö°ì·¨¾ÍÊÇÐÞ
¸Ä
name
×ֶΣ¬×Ö·û¼¯Ê¹ÓÃgbk£¨»ògb2312£©
ÏÔÈ»£¬µÚÒ»ÖÖ·½·¨ÊÇ×î¸ßЧµÄ£¬µÚÈýÖз½·¨ÊÇ×î²î¾¢µÄ¡£
²»ÄÜÖ±½ÓÔÚ³ÌÐòÖиģ¬ÏÈ×ö¼¸¸öÊÔÑ飺
ÊÔÑéÒ»£ºmysqlÖÐÎÄÅÅÐò
×¼±¸¹¤×÷£º
ÔÚmysqlÖн¨Á¢Ò»¸öÊý¾Ý¿â£¬¾ÍʹÓÃtest°É£¬½¨Á½¸ö±ítest1ºÍtest2£¬¾ùÉèÖÃÁ½¸ö×ֶΣ¬idºÍname£¬ÒªÇóÊÇtest1.nameÕâ¸ö×Ö¶ÎʹÓõÄ×Ö·û¼¯ÎªUTF-8£¬test2.nameÕâ¸ö×Ö¶ÎʹÓõÄ×Ö·û¼¯ÎªGBK£¬ÊäÈ뼸ÌõÊý¾Ý£¬¼ÇµÃÒªÊäÈëÖÐÎİ¡¡£
½¨±íÓï¾ä£º
£¨1£©test1£º
CREATE TABLE `test1`
(                                 
         
`id` int(4) unsigned NOT NULL
auto_increment,       
         
`name` varchar(20) character set utf8 default NULL,
         
PRIMARY KEY
(`id`)                                 
       
) ;
£¨2£©test2£º
CREATE TABLE `test2`
(                      &n


Ïà¹ØÎĵµ£º

LinuxÏÂJava»·¾³±äÁ¿µÄÉèÖÃ

Èç¹ûÏëÈÃËùÓÐÓû§share:
emacs -nw /etc/profile
È»ºóÔÚδβ¼ÓÈë
#set java environment
set JAVA_HOME=/usr/java/jdk1.5.0_16
set PATH=.:$JAVA_HOME/bin:$PATH
export PATH JAVA_HOME
Èç¹û½öµ±Ç°Óû§Ê¹Óãº
°ÑÉÏÃæµÄ¼ÓÈëÓû§Ä¿Â¼ÏµÄ.bash_profile»ò.bash-rc
È»ºóÔËÐÐsource /etc/profileÉúЧ ......

JAVA¶ÌÐŶþ´Î¿ª·¢°ü,JAVA¶ÌÐŶþ´Î¿ª·¢¿Ø¼þ

 JAVA¿ª·¢°ü¹¦Äܼò½é
 
  TerrySMS for Java ÊÇÓÃJAVA¿ØÖÆGSM ModemʵÏÖ¶ÌÐÅÊÕ·¢¹¦ÄܵĿª·¢°ü¡£ÀûÓÃTerrySMS¿ÉÒÔʵÏÖ¿çÆ½Ì¨µÄ¶ÌÐÅ·¢ËÍ£¬Ä¿Ç°Ö§³ÖwindowsXP¡¢2000¡¢2003¡¢LinuxµÈ²Ù×÷ϵͳ¡£ÊÇʵÏÖÒµÎñϵͳºÍ¶ÌÐÅϵͳ¼Þ½ÓµÄÀíÏ빤¾ß¡£
 
 
 JAVA¿ª·¢°ü¹¦ÄܽéÉÜ
 
 1¡¢Ä¿Ç°Ö ......

JAVA µ¼³öCSV´úÂë

import java.io.File;
import java.io.FileWriter;
import java.io.IOException;
import au.com.bytecode.opencsv.CSVWriter;
public class CsvDemo {
    
    public static void main(String[] args) throws IOException {
        
     ......

java String.Format() ÈÕÆÚ¸ñʽÓ÷¨

 Ô­ÎÄ´«ËÍÃÅ£ºhttp://solodu.javaeye.com/blog/454546
JDK1.5ÖУ¬StringÀàÐÂÔöÁËÒ»¸öºÜÓÐÓõľ²Ì¬·½·¨String.format():ÏÖÓÐÒ»¸öʱ¼ä'20090903'Ҫת»¯³ÉÖ¸¶¨Ê±¼äµÄjava.util.Date¸ñʽ
private Date getStartGregorianTime(String date) {
Date d_date = DateUtil.parseDate(date);
int year = new ......

java httpclient£¨1£©

HTTP(Hyper-Text Transfer Protocol)Êǵ±Ç°ÒòÌØÍøÉÏʹÓÃ×î¶àµÄЭÒé¡£ÍøÂç·þÎñ£¬ÍøÂçÉ豸ÒÔ¼°ÍøÂç¼ÆËãµÄÔö³¤²»½öÔö¼ÓÁËÐèÒªHTTPÖ§³ÖµÄµÄÓ¦ÓóÌÐò£¬»¹À©Õ¹ÁËHTTPµÄ½ÇÉ«£¬Ê¹Æä²»½ö½öÓ¦ÓÃÓÚÓû§Çý¶¯µÄwebä¯ÀÀÆ÷¡£ java.net°üÌṩͨ¹ýHTTP·ÃÎÊ×ÊÔ´µÄ»ù±¾¹¦ÄÜ¡£HttpClientÉ跨ͨ¹ýʵÏÖÒ»¸ö¸ßЧµÄ£¬×îÐµģ¬¹¦ÄܷḻµÄHttp¿Í»§¶ËÀ ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ