UvaOJ javaÊäÈë´úÂë
1. byte Èç¹ûûÓи³Öµ£¬ÄÇôjava»á×Ô¶¯½«Ëü¸³ÖµÎª £¨byte£©0;
static String ReadLn (int maxLg) // utility function to read from stdin
{
byte lin[] = new byte [maxLg];
int lg = 0, car = -1;
String line = "";
try
{
while (lg < maxLg)
{
car = System.in.read();
if ((car < 0) || (car == '\n')) break;
lin [lg++] += car;
}
}
catch (IOException e)
{
return (null);
}
if ((car < 0) && (lg == 0)) return (null); // eof
return (new String (lin, 0, lg));
}
public static void main (String args[]) // entry point from OS
{
Main myWork = new Main(); // create a dinamic instance
myWork.Begin(); // the true entry point
}
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// ¹¹ÔìHttpClientµÄʵÀý
HttpClient httpClient = new HttpClient();
HttpClientParams clientPar ......
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# yum -y remove java-1.4.2-gcj-compat
1.°²×°JDK
Ê×ÏÈÐèÒª´ÓÍøÉÏÏÂÔØJDK°²×°Îļþ£¬Èç¹ûÎļþµÄÀàÐÍÊÇrpm.bin£¬¿ÉÒÔʹÓÃÏÂÃæµÄÃüÁî°²×°£º
# sh jdk-6u2-linux-i586-rpm.bin
Èç¹ûÎÄ ......
¡¡¡¡ÔõôÈóÌÐòÀûÓÃËÑË÷ÒýÇæÀ´ËѼ¯ÍøÖ·£¬ÕâÓÐʲôÓÃ?ºÜÓÐÓÃ!ÍøÉ϶¯éüÓÐÈ˽ÐÂôÍøÖ·Êý¾Ý¿â£¬Èç·¢²¼Èí¼þÍøÖ·¡¢ÓʼþµØÖ·¡¢ÂÛÌ³ÍøÖ·¡¢ÐÐÒµÍøÖ·£¬ÕâÐ©ÍøÖ·ÊÇÔõôÀ´µÄÄØ?²»¿ÉÄÜÊÇÈËÊÖ¹¤ÊÕ¼¯¶øÀ´µÄ£¬¶¼ÊÇÈóÌÐòÀûÓÃËÑË÷ÒýÇæÈ¡µ½µÄ£¬Èç¹ûÄúÐèҪijÀàÍøÖ·ÐÅÏ¢Êý¾Ý£¬¾Í¸ú³É¶¼ÀÊÎÖ½ÌÓýÀ´Ò»ÆðÑо¿Ò»Ï£¬·Ç³£¼òµ¥¡£
¡¡¡¡±¾ÎIJÉÓÃJavaÓïÑÔÐ ......
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package script;
import java.io.File;
import java.io.IOException;
public class Realname {
public static void main(String[] args) throws IOException
{
File oldFile = new File("d:/PMS");
if(!oldFile.exists())
{
oldFile. ......