Is there a guarantee of uniqueness for entity beans?
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How do you iterate in Hashmap?
What is RMI and what are the services in RMI?
What is the purpose of the notifyall() method?
What are preemptive scheduling and time slicing and what is the difference between them?
Where does the session Object stores? If 100 users are connecting to the server. How does it recognize which session belongs to which user?
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What is meant by Superconductivity?
A user of a web application sees a jsessionid argument in the URL whenever a resource is accessed. What does this mean? a. The form must have the field jsessionid b. URL rewriting is used as the session method c. Cookies are used for managing sessions
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
What is RMI architecture?
what is singleton class? where it mainly used in the projects?
Why is main purpose of XML?
How to determine applet?s height and width?