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Primitive data types are the building blocks of any programming language, and Java is no exception. In Java, there are eight primitive data types: byte, short, int, long, float, double, char, and bool…
Introduction: Java is a popular programming language used for developing a wide range of applications, including desktop, mobile, and web-based applications. In Java, the main class is a special class…
What are Lambda Expressions Lambda Expressions are the expressions through which we can represent an Anonymous function. Anonymous functions do not have any name or modifier. Example:- ()-> System.out.println("Lambda Example") But to implem…
In this article, I will attempt to summarize garbage collectors from an article I read. A link to the original article can be found at the end of this article. Introduction Garbage collection tracks every object available in the JVM heap sp…
Oops!… I did it again. I played with your heart, got lost in the game. No that's not the Oops we're going to talk about. We're going to talk about OOP(Object Oriented Programming). We are going to div…
Constraints: The number of nodes in the list is n. 1 <= k <= n <= 5000 0 <= Node.val <= 1000 ```class Solution { public ListNode reverseKGroup(ListNode head, int k) { ListNode dummy = new ListNode(-1, head); ListNode e…
Web Development is working with a blend of both front-end and back-end development. Computer programmers and developers use it to build a well-working website or web application. “What programming lan…
Purpose In Java Immutable classes is one of the important feature as a developer we might already know. Also In Java HashMap is one of the common and most usable collection everyone have used at least once. There is very common question fr…
What is SpringBoot? Spring Boot is an open-source Java-based framework used to create a micro Service. It is developed by the Pivotal Team and is used to build stand-alone and production-ready spring applications. This chapter will give you…
Method References Method reference operator :: is used to refer to the methods of functional interface. It is a compact and easy form of the lambda expression. Lambda expressions are used to create an…
