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Ubuntu JavaÏà¹ØÈí¼þ°²×° mysql jdk tomcat

Mysql
 sudo netstat -tap | grep mysql
    µ±ÄúÔËÐиÃÃüÁîʱ£¬Äú¿ÉÒÔ¿´µ½ÀàËÆÏÂÃæµÄÐУº
    linuxidc@linuxidc-laptop:~$">linuxidc@linuxidc-laptop:~$ sudo netstat -tap | grep mysql
    [sudo] password for linuxidc:
    tcp        0      0 localhost:mysql         *:*                     LISTEN      7283/mysqld
    linuxidc@linuxidc-laptop:~$
    ÒªÔÚUbuntu 8.10ϰ²×° MySQL
    sudo apt-get install mysql-server mysql-client
 
    linuxidc@linuxidc-laptop:~$ sudo apt-get install mysql-server mysql-client
    [sudo] password for linuxidc:
    ÕýÔÚ¶ÁÈ¡Èí¼þ°üÁбí... Íê³É
    ÕýÔÚ·ÖÎöÈí¼ ......

Ubuntu JavaÏà¹ØÈí¼þ°²×° mysql jdk tomcat

Mysql
 sudo netstat -tap | grep mysql
    µ±ÄúÔËÐиÃÃüÁîʱ£¬Äú¿ÉÒÔ¿´µ½ÀàËÆÏÂÃæµÄÐУº
    linuxidc@linuxidc-laptop:~$">linuxidc@linuxidc-laptop:~$ sudo netstat -tap | grep mysql
    [sudo] password for linuxidc:
    tcp        0      0 localhost:mysql         *:*                     LISTEN      7283/mysqld
    linuxidc@linuxidc-laptop:~$
    ÒªÔÚUbuntu 8.10ϰ²×° MySQL
    sudo apt-get install mysql-server mysql-client
 
    linuxidc@linuxidc-laptop:~$ sudo apt-get install mysql-server mysql-client
    [sudo] password for linuxidc:
    ÕýÔÚ¶ÁÈ¡Èí¼þ°üÁбí... Íê³É
    ÕýÔÚ·ÖÎöÈí¼ ......

´ÓJavaÓ¦ÓóÌÐò¶¯Ì¬Éú³ÉPDFÎļþ

 http://hi.baidu.com/skeryl/blog/item/d9b74e081e1d423ae92488ac.html
Èç¹ûÓ¦ÓóÌÐòÐèÒª¶¯Ì¬Éú³É PDF Îĵµ£¬ÔòÐèÒª iText ¿â¡£¿ª·ÅÔ´ÂëµÄ iText ¿âʹ PDF ÎĵµµÄ´´½¨Äܹ»ÔÚ˲¼äÍê³É¡£±¾ÎĽéÉÜÁË iText ²¢ÌṩÁËʹÓÃËü´Ó Java ? ¼¼ÊõÓ¦ÓóÌÐòÉú³É PDF ÎĵµµÄÓÉdzÈëÉîµÄÖ¸ÄÏ¡£ÎÒÃÇ´´½¨ÁËÒ»¸öʾÀýÓ¦ÓóÌÐòÒÔ¸üºÃµØÀí½â iText¡£
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iText ÊÇ Lowagie.com Õ¾µã£¨Çë²ÎÔÄ ²Î¿¼×ÊÁÏ£©Ãâ·ÑÌṩµÄ Java ¿â¡£iText ¿âµÄ¹¦ÄܺÜÇ¿´ó£¬Ö§³Ö HTML¡¢RTF ºÍ XML ÎĵµµÄÉú³É£¬´ËÍ⻹Äܹ»Éú³É PDF Îĵµ¡£¿ÉÒÔ´Ó¶àÖÖ×ÖÌåÖÐÑ¡ÔñÎĵµÖÐËùʹÓõÄ×ÖÌ塣ͬʱ£¬iText µÄ½á¹¹ÔÊÐíʹÓÃÏàͬµÄ´úÂëÉú³ÉÒÔÉÏÈÎÒâÀàÐ͵ÄÎĵµ¡£
iText ¿âÖеÄÀàÓÃÓÚÒÔ¸÷ÖÖ×ÖÌåÀ´Éú³É PDF Îı¾¡¢ÔÚ PDF ÎĵµÖÐÉú³É±í¸ñ¡¢ÎªÒ³Ìí¼ÓˮӡµÈ¡£iText »¹ÌṩÐí¶à¹¦ÄÜ¡£ÔÚһƪÎÄÕÂÖв»¿ÉÄÜÒ»Ò»ÑÝʾ¡£±¾ÎÄÖн«½éÉÜÉú³É PDF Î ......

java»ù±¾Êý¾ÝÀàÐÍÓëÆä·â×°Àà

 1   Boolean VS boolean
public final class Booleanextends [url=file:///G:/html_zh_CN/html/zh_CN/api/java/lang/Object.html]Object[/url]implements [url=file:///G:/html_zh_CN/html/zh_CN/api/java/io/Serializable.html]Serializable[/url], [url=file:///G:/html_zh_CN/html/zh_CN/api/java/lang/Comparable.html]Comparable[/url]<[url=file:///G:/html_zh_CN/html/zh_CN/api/java/lang/Boolean.html]Boolean[/url]>
Boolean Àཫ»ù±¾ÀàÐÍΪ boolean µÄÖµ°ü×°ÔÚÒ»¸ö¶ÔÏóÖС£Ò»¸ö Boolean ÀàÐ͵ĶÔÏóÖ»°üº¬Ò»¸öÀàÐÍΪ boolean µÄ×ֶΡ£
´ËÍ⣬´ËÀ໹Ϊ boolean ºÍ String µÄÏ໥ת»»ÌṩÁËÐí¶à·½·¨£¬²¢ÌṩÁË´¦Àí boolean ʱ·Ç³£ÓÐÓÃµÄÆäËûһЩ³£Á¿ºÍ·½·¨¡£
2   Byte   VS byte
public final class Byteextends [url=file:///G:/html_zh_CN/html/zh_CN/api/java/lang/Number.html]Number[/url]implements [url=file:///G:/html_zh_CN/html/zh_CN/api/java/lang/Comparable.html]Comparable[/url]<[url=file:///G:/html_zh_CN/html/zh_CN/api/java/lang/Byte.html]Byte[/url]>
Byte Àཫ»ù±¾ÀàÐÍ byte µÄÖµ° ......

JavaÖеÄAscÂëÓë×Ö·û»¥Ïàת»¯

package com.test;
public class Jm1 {
private static int asnum;
private static char stchar;
public static void main(String[] args) {
System.out.println(getAsc("A"));
System.out.println(backchar(99));
}
/**
* ×Ö·ûתASC
*
* @param st
* @return
*/
public static int getAsc(String st) {
byte[] gc = st.getBytes();
asnum = (int) gc[0];
return asnum;
}
/**
* ASCת×Ö·û
*
* @param backnum
* @return
*/
public static char backchar(int backnum) {
stchar = (char) backnum;
return stchar;
}
}
......

javaÎļþ²Ù×÷´óÈ«

Ò».»ñµÃ¿ØÖÆÌ¨Óû§ÊäÈëµÄÐÅÏ¢
Java´úÂë
/** */
/**»ñµÃ¿ØÖÆÌ¨Óû§ÊäÈëµÄÐÅÏ¢
 
     * @return
 
     * @throws IOException
 
     */
  
    public
 String getInputMessage() 
throws
 IOException...{  
        System.out.println("ÇëÊäÈëÄúµÄÃüÁî¡Ã"
);  
        byte
 buffer[]=
new
 
byte
[
1024
];  
        int
 count=System.in.read(buffer);  
        char
[] ch=
new
 
char
[count-
2
];
//×îºóÁ½Î»Îª½áÊø·û£¬É¾È¥²»Òª
  
        for
(
int
 i=
0
;i<count-
2
;i++)  
     &nb ......

Java ¾²Ì¬´úÀíºÍ¶¯Ì¬´úÀí

 
Java ¾²Ì¬´úÀíºÍ¶¯Ì¬´úÀí
http://kuangbaoxu.javaeye.com/blog/192804
¹Ø¼ü×Ö: ¾²Ì¬´úÀíÓ붯̬´úÀí
1. ´úÀíģʽÖ÷ÒªÓÐÁ½ÖÖ£º¾²Ì¬´úÀíºÍ¶¯Ì¬´úÀí 
2. ¾²Ì¬´úÀí£º 
±ÈÈçÒªÔÚÊä³ö“HelloWorld”ǰ´òÓ¡Ò»¸ö×Ö·û´®“Welcome” 
A:Ïȶ¨ÒåÒ»¸ö½Ó¿ÚÀà 
Java´úÂë 
package ttitfly.proxy;      
     
public interface HelloWorld {      
    public void print();      
//  public void say();      
}   
   
B: ¶¨ÒåÒ»¸ö¸Ã½Ó¿ÚµÄʵÏÖÀà 
java ´úÂë 
Java´úÂë 
package ttitfly.proxy;      
     
public class HelloWorldImpl implements HelloWorld{      
     
 &n ......
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