javaʵÏÖzipÓëunzip
jdkÌṩÁËZipÏà¹ØµÄÀà·½±ãµÄʵÏÖѹËõºÍ½âѹËõ¡£Ê¹Ó÷½·¨ºÜ¼òµ¥¡£Ï±߷ֱðÊÇѹËõºÍ½âѹËõµÄ¼òµ¥ÊÂÀý
1£¬Ñ¹ËõµÄ
import java.io.BufferedInputStream;
import java.io.BufferedOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.util.zip.ZipEntry;
import java.util.zip.ZipOutputStream;
public class Zip {
static final int BUFFER = 2048;
public static void main(String argv[]) {
try {
BufferedInputStream origin = null;
FileOutputStream dest = new FileOutputStream("E:\\test\\myfiles.zip");
ZipOutputStream out = new ZipOutputStream(new BufferedOutputStream(
dest));
byte data[] = new byte[BUFFER];
File f = new File("e:\\test\\a\\");
File files[] = f.listFiles();
for (int i = 0; i < files.length; i++) {
FileInputStream fi = new FileInputStream(files[i]);
Ïà¹ØÎĵµ£º
ʲôÊÇsocket
³¤Á¬½ÓÓë¶ÌÁ¬½Ó
Ëùν³¤Á¬½Ó£¬Ö¸ÔÚÒ»¸öTCPÁ¬½ÓÉÏ¿ÉÒÔÁ¬Ðø·¢ËͶà¸öÊý¾Ý°ü£¬ÔÚTCPÁ¬½Ó±£³ÖÆÚ¼ä£¬Èç¹ûûÓÐÊý¾Ý°ü·¢ËÍ£¬ÐèҪ˫·½·¢¼ì²â°üÒÔά³Ö´ËÁ¬½Ó£¬Ò»°ãÐèÒª×Ô¼º×öÔÚÏßά³Ö¡£
¶ÌÁ¬½ÓÊÇָͨÐÅË«·½ÓÐÊý¾Ý½»»¥Ê±£¬¾Í½¨Á¢Ò»¸öTCPÁ¬½Ó£¬Êý¾Ý·¢ËÍÍê³Éºó£¬Ôò¶Ï¿ª´ËTCPÁ¬½Ó£¬Ò»°ãÒøÐж¼Ê¹ÓöÌÁ¬½Ó¡£
±ÈÈçht ......
ȺÄÚһλÅàѵÀÏʦ·¢³öÀ´Ò»¸öÎÊÌâ:
int[][] a = new int[10][10];
ÕâÖÖ¶àάÊý×é»áÔÚÕ»ÉÏÉú³É¼¸¸ö¶ÔÏó?
Õâ¸öÎÊÌâÐÂÏÊ,ûÈËÎʹý.
·¢³öÀ´ºó ´ó¼Ò¶¼ÈÏΪÓм¸¸öÔªËØ ¾Í»áÉú³É¼¸¸ö¶ÔÏó.
ÎÒ¿ªÊ¼Ò²
ÕâôÈÏΪ.
ÓÚÊÇд¸öÁ˳ÌÐòÊÔÁËÏÂ.·¢ÏÖûÓÐÄÇô¼òµ¥
public static void main(String[] args) {
int[][] a = new int[10][10 ......
package debug;import java.io.*;import java.lang.Thread;class MyThread extends Thread{ public int x = 0; public void run(){ System.out.println(++x); }}class R implements Runnable{ private int x = 0; public void run(){ System.out.printl ......
¹Ø¼ü×Ö: javaÖÐjxlµ¼³öÊý¾Ýµ½excelµÄÀý×Ó
ÒªÍùxlsÎļþÀïÃæÐ´ÈëÊý¾ÝµÄʱºòÐèҪעÒâµÄÊǵÚһҪн¨Ò»¸öxlsÎļþ
OutputStream os=new FileOutputStream("c:\\excel2.xls" );
ÔÙ½¨ÍêÕâ¸öÎļþµÄʱºòÔÙ½¨Á¢¹¤×÷Îļþ
jxl.write.WritableWorkbook wwb = Workbook.createWorkbook(new File(os));
Èç¹ûÕâ¸öÎļþÒѾ´æÔÚ,ÄÇà ......
1.²ð·Ö×Ö·û´®
Óöµ½ÌØÊâ×Ö·û£¬±ÈÈ磺¶Ô‘$’·ûºÅ£¬¾ÍÓ¦¸ÃʹÓÑ\\$’£¬ºó×ܽá¿ÉÒÔ¼Ó¸ö·½À¨ºÅÈç "[.]"¡£
2.±éÀúHASHMAP
Iterator itr = map.keySet().itrator();
while(itr.hasNext())
{
Object temp1 = itr.next();
Object temp2 = tab.get(temp1);
}
......