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What is a collection in Java? Java’s Collection framework offers an architecture for storing and managing a collection of objects. All data actions, including searching, sorting, insertion, manipulation, and deletion, are possible with Java Collections. What is the Collection Framework?The Collection framework is an integrated architecture for managing a collection of things. It has: Interfaces […]
July 19, 2022 | Java | No comments
Generics are types that have parameters. The goal is to make it possible for methods, classes, and interfaces to take types (Integer, String, etc., and user-defined types) as a parameter. Generics can be used to build classes that interact with various data types. A generic entity is one that works on a parameterized type, such […]
July 18, 2022 | Java | No comments
What is Java Networking? Connecting two or more computing devices so that we can share resources is the idea behind Java networking. The Java socket programming language offers the ability to transfer data among many computing systems. The application layer is where all network communications for Java programs take place. The J2SE APIs’ java.net package […]
July 16, 2022 | Java | No comments
An object’s state can be transformed into a byte stream through a process known as serialization. Deserialization is the opposite procedure, in which the actual Java object is recreated in memory using a byte stream. This mechanism is used to persist the object. We use the writeObject() function of the ObjectOutputStream class to serialize the […]
July 16, 2022 | Java | No comments
With its I/O package, Java includes a variety of Streams that make it easier for the user to carry out any input-output tasks. For complete I/O operation execution, these streams support all object, data-type, character, and file kinds. Stream: A data stream is a collection of data. A stream in Java is made up of […]
July 14, 2022 | Java | No comments
Primitive data types are handled differently in Java, which led to the development of wrapper classes, which include the components Autoboxing and Unboxing. Autoboxing: Autoboxing is the process of transforming a primitive value into an object of the relevant wrapper class. Changing an int to the Integer class, for instance. When a primitive value is […]
July 13, 2022 | Java | No comments
What are Enums in Java? In computer languages, enumerations are used to express a collection of named constants. For instance, it can be used for weekdays, colors, and vowels. Enums are employed when all possible values are known at the time of compilation, as in the case of menu options, rounding modes, command-line inputs, etc. […]
July 12, 2022 | Java | No comments
A group of threads is created by ThreadGroup class. It provides a practical method for controlling thread groups collectively. This is especially useful when you need to pause and resume a number of connected threads. Every thread group, excluding the initial thread group, has a parent in the thread group tree.A thread is permitted to […]
July 11, 2022 | Java | No comments
What is Inter-thread Communication? Java has a mechanism called inter-thread communication that allows another thread to enter (or lock) a paused thread’s critical section so that it can be executed. What is polling, and what are its drawbacks? Polling is the process of repeatedly testing a condition until it holds true. Loops are frequently used […]
July 9, 2022 | Java | No comments
What is Synchronization, and why is it used? Multiple threads trying to access the same resources in a multithreaded program may frequently result in unexpected and incorrect results. Therefore, it must be ensured through some form of synchronization that only one thread can access the resource at any given time. Java offers a method for […]
July 8, 2022 | Java | No comments