What is factory pattern in java?
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How do you create a jar file?
What is type inference? Is type inference available in older versions like java 7 and before 7 or it is available only in java se 8?
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.
can a program use more than one command-line argument?
What does el mean in java?
Do I need both jdk and jre?
What are java’s rules regarding tabs, spaces and newline characters?
What is spliterator in java se 8?
Why dependency injection is used in java?
Which interceptor is responsible for setting action javabean properties?
What is a flatmap?
What is maven in java?