What is the front end for java?
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What is an actionevent in java?
What is the difference between collection and stream?
I am new to jsf rich faces. I am using rich faces datatable rich:datatable. On entering the value, values get filtered in table. Now how can i get the value i selected in backing bean?
What is the difference between a jdk and a jvm?
Is jpa a framework?
What is numberformatexception in java?
How can I write a program that takes command line input?
How should I format my code? How should I comment my code?
What is phantom memory?
What is the difference between Enumeration and Iteration interfaces? What is the way of to retreive the objects from these interfaces ?
I want to control database connections in my program and want that only one thread should be able to make database connection at a time. Define how can I implement this logic?
What are jpa annotations?