Where is singleton design pattern used in java?
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What is resultsetmetadata in java?
What is @qualifier in java?
What are the advantages of lambda functions?
In a barber shop there are 2 doors. customer come in 1 door, leave in other. minimum # of chairs. barber spend his life in cutting. always barber can cut 1 customer. few chairs in the shop. if barber busy customer waits, if chairs full, customer leave. if no customer, barber sleeps. treat barber and customer as 2 threads. you can use Semaphore class with arrive and depart and count as parameter.
explain isalive() method under thread class?
What are the types of cookies in java?
What are tlds in java?
Which framework is best for rest api java?
How do I download and install eclipse on windows 10?
Which class is the superclass of every class?
What are the advantages of java sockets?
Explain the inheritance principle.