Java provides five distinct thread states, each representing the various stages a thread can go through during its lifecycle. These states are part of the
Tag: Core Java
In Java, == and equals() are both used to compare objects, but they serve different purposes and behave differently depending on the context. Let’s break
In Java, static variables and static methods are associated with the class rather than instances of the class. This difference in association affects where they
CountDownLatch is a synchronization aid that allows one or more threads to wait until a set of operations being performed by other threads is completed.
The Thread.join() method in Java is used to ensure that the calling thread waits for the thread on which join() is called to finish its
In Java, primitive data types are basic data types that are not objects. They include: int: 32-bit signed integer. Used for storing whole numbers.double: 64-bit
The Cloneable and Serializable interfaces in Java serve different purposes and have different uses: Cloneable interface: The Cloneable interface is a marker interface that is
In Java, the String class stores its characters in a character array in memory. The character array is stored in a private final field within
StringBuffer vs StringBuilder : StringBuilder and StringBuffer are two classes in Java that are used for creating and manipulating strings. The main difference between the
The sum of the cubes of its digits is equal to the Armstrong number. Armstrong numbers include 0, 1, 153, 370, 371 and 407, for