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 Categories >> Software >> Java Related >> Java J2EE >> Advanced Java
 
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What is the O/P of the below Code Snippet ? And how does it imply the concept of call-by-value/call-by-reference. (Note : Pls ignore syntx errors) public class One { sop ("Into One--"); } public class Two extends One{ sop ("Into Two--"); } public class Home { One a; Two t; public static void main(argv[]) { sop ("In Home--"); sop(One.a); sop(Two.a); sop(One.t); sop(Two.t); } } wipro   2  1024
i have a 1000 objects in data base i need to display those in jsp's how can i retrive those objects in jsp. (consider the performance issue)    2  1873
Can we define constructors in Servlet? accenture   3  8023
why we use main in java?    4  3072
Difference Between getRequest and PostRequest? hcl   8  3518
can i call multipule form beans in Action class? wipro   1  3320
the advantages of polymorphic    1  1420
Suppose there are 3 combo box. SELECT COUNTRY SELECT STATE SELECT CITY if i select any country from country conutrylistbox values in the state will get automatically inserted with database values>> THEN on selection of state city will be inserted in city combo box If you can help then please Help me... hcl   2  6288
Hi frnds ,iam new to java and j2ee ,my requirement is using java or any j2eetech how to lock an user when he enter wrong credentials(uname&password) more than 3 times.take the username and passowrd in a bean no need to conned Db kindly provide me sample application code or and ideas or links or tutorials plzzzzz urgent for me thanks in advance... nsn   2  2291
iam writing the contents to a excel through I/O i am putting first statement as WRITE and then READ(from excel) immediately..later user complains that he is not getting the date by using READ ..wat could be the situation igate   3  1452
how to search the pertical objects in a Collections igate   3  2321
what are the software's needed to develop advanced java 3 tier application project    1  1807
i want documentation of text file splitter & merger of advanced java infosys   1  1952
explain session tracking. why we used it lionbridge   3  3683
How to add new JTabbed pane?    1  1839
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Un-Answered Questions
 
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What is a convertor? 676
what is Activation Instantinator? 737
what are RemoteObjects? 1120
What is JTS? 585
How database connectivity in XML is achieved? 664
which type of objects reference will be given to client? 829
Name the class that is used to bind the server object with RMI Registry? 640
What is Stream Tokenizer? 636
Why use a datasource when you can directly specify a connection details? (in a J2EE application) 1752
What is scalable, portability in the view of J2EE? 670
How to implement dphibernate to activate lazy loading in Flex with java ?thanx in advance! 1381
what is a portable component? 438
what is the use of State Factories? 784
what are memory considerations of jsp compares to other web components? 2597
How do you iterate in Hashmap? 78
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