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public class XMLUtils {

private final String DB_XML_FILE = "/XMLSetting.xml";
public Properties getPropertiesfromXML() {
URL url = XMLUtils.class.getResource(dBXMLFILE);
URI uri;
try {
uri = url.toURI();
InputSource xmlfile = new InputSource(uri.g ......

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  double a = (3.3-2.4)/0.1;
  System.out.println(a);
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import java.text.Format;
import java.text.SimpleDateFormat;
File file = new File("a.txt");
long time = file.lastModified();
Date d = new Date(time);
Format simpleFormat = new SimpleDateFormat("E dd MMM yyyy hh:mm:ss a");
String dateString = simpleFormat.format(d);
System.err.println(file.getN ......

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public class Father{
public void speak(){
System.out.println("Father");
}
}
public class Son extends Father{
public void speak(){
System.out.println("son");
}
}
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