Preparing for a core Java  in just seven days can be a challenge **Day 1: Java Basics**- Start with the basics of Java, like data types, variables, and operators.- Learn abou… Read More

LinkedList and ArrayList both implement List Interface but how they work internally is where the differences lie. The main difference between ArrayList and LinkedList is that ArrayList… Read More

Python Interview Questions Fresher Interview Questions Experience Interview Questions Java Interview Questions Fresher Interview Questions Experience Interview… Read More

Write a Java program to check if two String is an anagram of each other, is another good coding question asked at fresher level Java Interviews. This question is on a similar level of find… Read More

Using ‘implements’ keyword, we can define the implements relationship. implements.txt@startuml interface List{ } class AbstractList implements List{ } class ArrayList ext… Read More

Posted on Aug 30 Within the realm of programming languages, predefined data structures are a common inclusion, albeit with variations in names and implementation details acr… Read More

Find new insights to understand how you could implement a previous and next functionality using LinkedList data structure. The post How to implement Browser Navigation Using LinkedList Data… Read More

Recently I converted as a Full-time employee in Epam systems, my experience is…..I’m a 2023 graduate BTech Student, from Hyderabad, a year back we received an informationregardi… Read More

While working on different Java apps, there arises the concept of optimization. It is essential to maintain the cleanliness of the code, and it also doesn’t have any defects and is… Read More

Geeks for Geeks is a popular online platform that provides educational content and resources… Read More

‘interface’ keyword define an interface.   Exampleinterface List{ + int size() + void clear() }   Find the below working application.   int… Read More

‘abstract’ keyword is used to define abstract class.   Exampleabstract class AbstractList{ # int modCount }   abstractClass.txt @startuml in… Read More

Introduction to Java and Scala Java and Scala are two of the most popular programming languages used in the software industry today. Both languages are widely used for developing enterprise… Read More

Sign upSign InSign upSign InMember-only storyArslan AhmadFollowLevel Up Coding--ListenShareHow Mastering Coding Patterns Can Transform Your Interview Performance.In today’s competitive… Read More

Searching is a fundamental operation in computer science. One of the most commonly used algorithms for searching is the Breadth-First Search (BFS). BFS is a graph traversal algorithm that vi… Read More

When working with graphs, it is often necessary to order the vertices in a way that respects the dependencies between them. This is where topological sorting comes in. Topological sorting is… Read More

ArrayList, LinkedList, Vector, Stack, HashSet, HashMap, and Hashtable are just a few examples of the dynamically allocated data structures that are… Read More

If you are a Java developer, you have probably used the Java Collections Framework, which provides a set of interfaces and classes for managing collections of objects. One of the most common… Read More

Linked List is a popular data structure in Java. It is a collection of nodes, where each node contains a value and a reference to the next node in the list. Traversing a linked list means vi… Read More

What is a Lambda Function? A lambda function, also known as an anonymous function or a function literal, is a function in programming that doesn’t have a name and is usually defined… Read More

Definition In Java, the vertical order traversal of a binary tree is a traversal algorithm that outputs the nodes in the vertical order of a binary tree. In this traversal, nodes at the sam… Read More

Definition The right view of a binary tree in Java represents the tree where only the rightmost node of each level is visible. It is a way of looking at the tree that shows only the last ele… Read More

Build a linked list is a data structure that consists of a sequence of elements, each containing a reference (link) to the next element in the list. Linked lists are useful for situations wh… Read More

In Java ArrayList elements are added in sequential order and while iterating an arraylist same sequential order will be used to retrieve the elements. Sometimes you may have a requirement to… Read More

It is impossible to write any kind of software without first laying the groundwork using data structures. Depending on your needs, different data st… Read More

DatabaseMetaData in Java, which resides in java.sql package, provides information about the database (DB meta data) you are connected to.Using the methods provided by Java DatabaseMetaData… Read More