How to remove duplicate elements from a list using java8 and sort example:- "abc","abc","xyz","pqr","pqr" output:- "abc","pqr","xyz". what are the status of the object in case of java hibernate :- persistent , transient What are the memory blocks in case of stack What is the optional class Why do we require only one abstract method in case of functional interface ? How do we use functional interface with lambda expression What is actuator ? what is indexing in database How do you write junit for the method which does not return any thing How many types of executor service ? what are their implementation what is cyclic barrier and count down latch ? What is cascading in hibernate with an example what is transaction management in hibernate can immutable class be singleton and vice versa ? What is solid principal in java ? what is atomicity? what are the scopes of spring bean? What is inversion of cont
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Showing posts from January, 2021