List object in Java is a abstract class, it means you can't get an instance of List class. There are two comman used implemented object, LikedList and ArrayList.

6) Object set (int index, Object objitem): This method is used to update the value of the specified “index” with the give value “objitem”. 7) int size (): This method returns the total number of ...

It’s easy to remove duplicates from a list in Java. There are a variety of functions in Java that simplify that process. Finding duplicates in a Java list? That’s actually a bit more complicated, but ...

Although Java lacks a true sizeof () equivalent, the Instrumentation interface introduced with J2SE5 can be used to get an estimate of the size of a particular object via its getObjectSize (Object ...

Remove duplicates with Java’s Stream API The fastest and most efficient way to remove items from a List in Java is to use the distinct method of the Stream API. The following code snippet starts with ...

Here's everything you need to know about initializing Java classes and objects before executing them in the JVM.

Due to its portability and popularity for Internet applications, Java has become one of the major programming languages. The similar syntax inherited from the C language and the pure object oriented ...

JEP 450 (Compact Object Headers) has been targeted for delivery in JDK 24. This currently experimental feature optimizes heap utilization by shrinking the size of the mandatory object header in ...