What is the purpose of garbage collection in java, and when is it used?
what is the replacement for GOTO in java?
How do you remove all elements from an arraylist in java?
What is the need to implement Serializable interface (with no methods) for objects which are to be serialized ? We can write our own functionality which writes objects to streams then why we need to implement and tell JVM that which objects can be serialized.
What does \ mean in regex?
Detail discussions on JVM, memory management and garbage collector.
what are the states associated in the thread? : Java thread
what are depricated methods in threads and explain the lifecycle methods
How do you reverse a list?
What is currentthread()?
How many types of flags are there?
what is object deep copy and shallow copy and why it is required?
Which is not Object in Java?