Java I/O³£ÓÃÁ÷ʾÀý
package io;
import java.io.*;
/**
* @author ¸ßÕíÎâÓÇ
* ÀûÓûº³åÇøÔÀí,BufferedInputStream,
* ʵÏÖµÄÎļþ×Ö½ÚÁ÷¶ÁÈ¡¹¦ÄÜʾ·¶
*
*/
public class BufferedInOutputStream {
public BufferedInOutputStream() {
ioTest2();
}
public void ioTest2() {
FileInputStream in = null ;
BufferedInputStream bi = null;
int i= 0;
int count=0;
try{
in = new FileInputStream("D:/j/o/java2.txt");
bi = new BufferedInputStream(in);
while(( i=bi.read())!=-1) {
System.out.print((char)i);
count++;
}
System.out.println(count);
in.close();
bi.close();
}catch (IOException e){
e.printStackTrace();
}
}
public static void main(String[] args) {
new BufferedInOutputStream();
}
}
----------------------------------
package io;
import java.io.*;
/**
* @author Owner ÀûÓûº³åÇøÔÀí,BufferedInputStr
Ïà¹ØÎĵµ£º
Myeclipse±¨Could not create Java VM
»·¾³£º
Myeclipse6.0£¬tomcat6.0, 2GÄÚ´æ
½ñÌìһֱʹÓÃDEBUGģʽÆô¶¯tomcatÒ»Ö±ºÜÂý£¬ËùÒÔÏëʹÓÃRUNģʽÀ´Æô¶¯£¬µ«ÊÇÿ´ÎÆô¶¯¶¼±¨´í“could not create the java virtual machine”£¬ÌáʾÉèÖÃÄÚ´æ²»×㣬°Ù¶ÈÏ£¬¶¼ÒªÇóÐÞ¸Äeclipse.iniÅäÖÃÎļþ£¬µ«ÊÇÐÞ¸ÄÁ˲»ºÃÊ ......
ʹÓà java ½øÐÐÎļþ¿½±´ ÏàÐźܶàÈ˶¼»áÓÃ,,²»¹ýЧÂÊÉÏÊÇ·ñ×îºÃÄØ?
×î½ü¿´ÁË¿´NIO¾ö¶¨ÊÔÒ»ÊÔ java NIO µ½µ×ÓÐʲôÐÔÄܵÄÌáÉý.
µÚÒ»ÖÖ·½·¨:¹ÅÀϵķ½Ê½
public static long forJava(File f1,File f2) throws Exception{
long time=new Date().getTime();
int length=2097152;
FileInp ......
ÓÃInstallAnywhere´ò°üJava³ÌÐò°üº¬MySQLÊý¾Ý¿â
InstallAnywhere´ò°üJava³ÌÐòʱ¿ÉÒÔ×Ô¶¯Íê³ÉjreµÄ´ò°ü£¬µ«ÊÇÐèÒªMySQLÊý¾Ý¿âµÄ³ÌÐò¾ÍµÃÊÖ¶¯Ìí¼Ó¡£×ÊÁÏÌ«ÉÙ£¬¾À½áÁËÈýÌ죬ÖÕÓÚ½â¾ö
1¡¢ ÏÂÔØÂÌÉ«°æµÄMySQL£¬¿ÉÒÔÈ¥¹ÙÍøÏÂÔØ¡£ÍøÓÑÖÆ×÷ÁËMySQLµÄÂÌÉ«¾«¼òBat°æ£¨http://download.csdn.net/source/524812 ......
×î½üÓÃinstallanywhere×öÁËÒ»¸ö°²×°°ü£¬Ð¶ÔصÄʱºò×ÜÊdzöÏÖ“ÔØÈëjava vmʱwindows³öÏÖ´íÎó£º3”£¬ºÜ²»Ë¬£¬ÉÏÍø²é¿´ÔÒò£¬ÔÀ´ÊÇÒòΪÖмäÎÒÖØÐ¸ü»»¹ýjdkµÄ°æ±¾£¬ÏÖÔÚÓÐЩÈí¼þ×Ô´øVM»òJDK£¬windowsϵͳͨ¹ý×¢²á±íÀ´¹ÜÀíµ±Ç°ÏµÍ³ËùʹÓõÄVMºÍJDK·¾¶£¬Òò´Ë£¬µ±°²×°µÄÈí¼þJDK°æ±¾ºÍ ......
±¾ÎĽ²½âÁËJavaÐòÁл¯µÄ»úÖÆºÍÔÀí¡£´ÓÎÄÖÐÄã¿ÉÒÔÁ˽âÈçºÎÐòÁл¯Ò»¸ö¶ÔÏó£¬Ê²Ã´Ê±ºòÐèÒªÐòÁл¯ÒÔ¼°JavaÐòÁл¯µÄËã·¨¡£
00 00 00 0B: 11, containVersionµÄÖµ.
0x70:TC_NULL£¬Ã»Óг¬ÀàÁË¡£
0x49: ÓòÀàÐÍ. 49 ´ú±í"I", Ò²¾ÍÊÇInt..
00 0E: ÓòÃû×Ö³¤¶ ......