Java Basic

❮ Previous Next ❯ Java Memory Management Definition: Memory management in Java refers to the process of allocating, managing, and reclaiming memory dynamically during the runtime of a program. Java uses automatic memory management via Garbage Collection (GC), which helps prevent memory leaks by automatically cleaning up memory that is no longer in use. Key […]

❮ Previous Next ❯ Java Input/Output (I/O) Java provides a robust I/O package (java.io) that allows you to perform input and output (I/O) operations, such as reading and writing data to files, networks, or other devices. The I/O in Java is primarily based on Streams, where a stream is a sequence of data. Definition: Java

❮ Previous Next ❯ Java Annotations Definition: Annotations in Java provide metadata about the program that is not directly part of the code logic. They can be used to provide information to the compiler, runtime, or even used by external tools to perform specific tasks based on the metadata.Annotations are widely used for marking classes,

❮ Previous Next ❯ Functional Interfaces in Java A Functional Interface is an interface that contains only one abstract method but can have multiple default or static methods. It is primarily used to represent lambda expressions, enabling a clear and concise way to represent functionality as an argument to methods. Java introduced functional interfaces in

❮ Previous Next ❯ Java Inner Classes Definition:In Java, an inner class is a class that is defined inside another class. This means you can put one class inside another. Inner classes help in organizing code, keeping related classes together, and making it easier to access and modify the outer class’s data. Why Use Inner

❮ Previous Next ❯ Java Multithreading Definition of Multithreading: In Java, multithreading means running multiple “threads” (smaller units of a program) at the same time. Think of threads as workers; each one can do a different task in your program, allowing things to happen simultaneously. For example, one thread might be playing music while another