java ·ÃÎÊaccess
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;
public class LinkAccess {
/**
* @param args
*/
public static void main(String[] args) {
// TODO Auto-generated method stub
Connection con=null;
Statement stmt=null;
try {
Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
String url = "jdbc:odbc:driver={Microsoft Access Driver (*.mdb)};DBQ=E://test//jdbc.mdb";
// "jdbc:odbc:driver={Microsoft Access Driver(*.mdb)};DBQ=D://test//jdbc.mdb";
// ÉÙÒ»¸ö¿Õ¸ñ¶¼²»ÐС£¡£¡£
con = DriverManager.getConnection(url,"sa","");
stmt = con.createStatement();
String query = "select * from user";
ResultSet rs = stmt.executeQuery(query);
while(rs.next())
{
System.out.println("connection is ok.");
System.out.println(rs.getInt("id"));
&
Ïà¹ØÎĵµ£º
ÓÉÓÚÓиöºÏ×÷ÏîÄ¿£¬Óõ½ÁËREST£¬ÎÒÃÇÕâ±ßµÄ·þÎñÆ÷ÊÇjavaµÄ£¬ºÏ×÷·½ÄDZßÖ÷ÒªÊÇPHP»·¾³£¬ÎªÁËÔ¶³Ìµ÷ÓõÄÎÊÌ⣬ʹÓÃÁËREST×÷ΪAPIµÄʵÏÖ·½
°¸¡£ÏÖÔÚÏîÄ¿×öµÃ²î²»¶àÁË£¬ÏÂÃæ¼ÇÏÂ×Ô¼ºµÄÒ»µãÐĵã¬ËãÊDZʼǰɡ£
REST£¨Representational State Transfer£©µÄ˵·¨À´×Ô“Architectural Styles and the Desi ......
ѧϰ֮·×ÜÊDz¢²»Æ½Ì¹µÄ£¬Õâ²»£¬Ò»¿ªÊ¼¾ÍÓöµ½ÎÊÌâÁË£ºBad version number in .class file¡£°æ±¾²»¶Ô£¿¿ÉÊÇÎÒÓõÄjavaÒÔ¼°javac¶¼ÊÇJDK5ѽ£¬Ôõô»ØÊ£¿³ýÁ˱àÒë°æ±¾¸úÔËÐа汾²»Ò»ÖÂÍâÊDz»»á³öÏÖÕâÖÖ¿ÉÄܵġ£Í»È»ÏëÆðǰ¼¸ÌìÊÔÁËÒ»ÏÂJDK6£¬°ÑEclipseµÄJDK±àÒëÆ÷Ñ¡³ÉJDK6ÁË¡£¹ûÈ»£¬½«Æä¸Ä»ØÈ¥JDK5¾ÍÐÐÁË¡£
================== ......
ÅжÏÒ»¸öÎļþÊÇ·ñΪ¶þ½øÖÆÎļþ
public static boolean isBinary(File file) {
boolean isBinary = false;
try {
FileInputStream fin = new FileInputStream(file);
long len = file.length();
for (int j = 0; j < (int) len; j++) {
int t = fin.read();
......
ƪÎÄÕÂÊÇ×î½ü¸Õ¿´µ½µÄ£¬ËäÈ»ÊÇ˵³ÌÐòÔ±´ÓC++תJAVAÐèҪעÒâµÄµØ·½£¬µ«ÊǺÜÏêϸµÄ˵³öÁËC++ºÍJAVAµÄ²»Í¬µÄµØ·½£¬¶ÔÓÚJAVAÖÐΪʲôûÓÐÖ¸Õ롢ΪʲôûÓÐÄÚ´æÐ¹Â¶¡¢½Ó¿ÚºÍC++ÖжàÖØ¼Ì³ÐµÄ¹ØÏµ¡¢Òì³£»úÖÆµÈÎÊÌâÒ²ÃèÊöµÄºÜÏêϸ£¬¹Ê×ªÔØ¹ýÀ´¡£
1.JavaÔÚÐéÄâ»úÉÏÔËÐÐ
JavaÔ´´úÂë²¢²»ÊDZ»±àÒë³ÉΪÆÕͨµÄ»úÆ÷´úÂë¡£¶øÊDZ»·Òë³ÉÎ ......
ÔÚEclipseÖÐÁ¬ÉÏjavadocsÎĵµ
Ò»¡¢ °²×°Eclipse
¶þ¡¢ ´ÓOracle¹ÙÍø»òÕßsunÒÔǰµÄ¹ÙÍøÉÏÏÂÔØJavaÏàÓ¦µÄdocsÎĵµ
Èý¡¢ & ......