What is widening and narrowing in java? Discuss with an example.
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What is 32 bit float?
Advantages of Inheritance in java.
What is passed by reference and pass by value ?
What is anonymous class?
Is stringwriter thread safe?
From the two, which would be easier to write: synchronization code for ten threads or two threads?
what are different ways in which a thread can enter the waiting state? : Java thread
What are the common problems you have faced while implementing Java?
If an application has multiple classes in it, is it okay to have a main method in more than one class?
How many types of parsers are there?
Hi Friends, I am new to java. Can u explain about thread concept.How i know one thread is locked, and how can i force or acquire another thread for lock . Finally how to know thread is released from lock. Explain types of lock(like method level and block level) in thread.
Why put method is idempotent?