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public   class   Test{  
          public   static   void   main(String   args[]){  
                  System.out.println(0.05+0.01);  
                  System.out.println(1.0-0.42);  
                  System.out.println(4.015*100);  
                  System.out.println(123.3/100);  
          }  
};  
   
ÄãûÓп´´í£¡½á¹ûȷʵÊÇ  
0.060000000000000005  
0.5800000000000001  
401.49999999999994  
1.2329999999999999  
   
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package testPackage;
class Test {
public static void main(String[] args) {
String hello = "Hello", lo = "lo";
System.out.print((hello == "Hello") + " ");
System.out.print((Other.hello == hello) + " ");
System.out.print((other.Other.hello == hello) + " ");
System.out.print((hello == ("Hel"+"lo ......

arcgis server9.3 for java °²×°

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import javax.servlet.Filter;
import javax.servlet.FilterConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.FilterChain;
import ......

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public static void reduceImg(String imgsrc, int widthdist, int heightdist) {
  try {
   File srcfile = new File(imgsrc);
   if (!srcfile.exists()) {
    return;
   }
    ......

Java Server Pages±í´ïʽÓïÑÔ

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<%
MyBean bean = new MyBean();
String name = bean.getName();
out.println(name);
%>
Õâ¸ö½Å±¾´úÂëн¨ÁËÒ»¸öÃûΪMyBeanµÄʵÀý£¬»ñµÃË ......
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