Latest Answer: session's invalidate method is used when the session will no longer exist or when for a particular client is leaving the session Eg:during the logout.sessiondestroyed is a method of HttpSessionListener ,and this is called when the session is being ...
Latest Answer: Guys pls refer these ... Please ensure your answer is not mislead some body..http://java.sun.com/j2ee/sdk_1.3/techdocs/api/javax/servlet/Servlet.htmlpublic void destroy()Called by the servlet container to indicate to a servlet that the servlet is ...
Latest Answer: the ResultSet is closed as soon as the Statement itself is closed, or used to retrieve another ResultSet. Therefore, the pointer that once provided a handle to the query results is no longer valid, and this is where CachedRowSet comes in. Unlike a ResultSet, ...
What is default capacity of connection pool objects in pool of app-server Weblogic and Tomcat webserver?
In normal javabean, bean object is serailizable,and Connectuin object is transient object.Then How we using javabean for communnication between Servlet and JSP for data Transfer?
Latest Answer: The example code may help you out.Vector v = getDataVector();//getDataVector() may be some method where you will put all your objects into vector.int size = v.size();for(int i = 0 ; i
Consider a scenario where 2 instances of an appserver are running in a machine. And one application has been deployed in the two servers. Does these two applications deployed in two servers use the same JVM or different?
Consider a scenario in which 4 users are accessing a servlet instance. Among which one user called destroy() method. What happens to the rest 3 users?
Latest Answer: If u ActionMapping.findForward("Failure") in Action Class. The webcontainer reads the information in sruts-config.xml and get the error page file.In struts-config.xml ...
Latest Answer: Disadvantage of SSI There is one down side of Server-Side Includes. They are very processor intensive. If you don't have a high-powered computer running your web server and you expect to have a lot of traffic, you might want to limit the number of documents ...
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