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Inheritance

Inheritance is an OOPs Concept that provides code reusability. It is used to achieve runtime polymorphism.

Top Inheritance Articles

Understanding Method Hiding and Overriding in C#

Understanding Method Hiding and Overriding in C# with new and override with example , Explore method behavior in inheritance, runtime vs. compile-time polymorphism, and the role of new and override in base and derived classes.

Popular Topics

An array is a systematic arrangement of similar objects, usually in rows and columns.

A method is a block of code that performs a task.

In C#, Collections are classes in the System.Collections and System.Collections.Generic namespaces that store and manage groups of related objects. They include types like List<T>, Dictionary<TKey,TValue>, Queue<T> and Stack<T>. Collections offer dynamic sizing, built-in search, sorting and iteration, making data handling efficient and flexible in C# applications.

A structured conversation where one participant asks questions and the other provides answers of those questions.

Java is a high-level object-oriented programming language. it's firstly released by Sun Microsystems in 1995. Use this tag when you're having queries using or understanding the language. This tag is also applicable to Java libraries and frameworks.

Git is an open-source distributed version control system.

It is a tech to solve coding problems.

MySQL is an open-source relational database management system

Coding Problems

Practice Coding Problems to boost your skill.

In databases, a query is a request to retrieve, insert, update or delete data. Written in SQL (Structured Query Language), queries can be simple, like fetching all rows from a table, or complex, involving joins, conditions and aggregations. They are essential for interacting with and managing database information efficiently.

Popular Articles

Top High-Level Design(HLD) Interview Questions 2025

Top High-Level Design(HLD) Interview Questions and answers, HLD QnA, HLD interview preparation

Maximum Product Subarray

Maximum Product Subarray, Find Maximum Product Subarray in an Array, Given an integer array arr, find a subarray that has the largest product,

List Handling in Java vs C# vs C++ – A Deep Comparison

List Handling in Java vs C# vs C++ A Deep Comparison, This comparison provides a full view java , c# and c++ List like data structures

Mastering the Singleton Design Pattern in C#

Mastering the Singleton Design Pattern in C#, Singleton Design Pattern in Depth: Structure, Use Cases and Best Practices, in depth design pattern, LLD , low level design

Rotate an array of n elements to the right by k steps

Rotate an array of n elements to the right by k steps | right rotate the elements of an array | array rotate | rotate array by k step

Length of the Longest Substring Without Repeating Characters

Length of the Longest Substring Without Repeating Characters | Given a string str find the length of the longest substring without repeating characters | find the length of the longest substring without repeating characters in a given string |

Find the maximum subarray sum

Find the Maximum Subarray Sum | Largest Sum Contiguous Subarray | Kadane’s Algorithm | Maximum Subarray | Given an integer array nums, find the subarray with the largest sum and return its sum | The Efficient Way to Find Maximum Subarray Sum

Top 50 SQL Interview Questions and Answers (Beginner to Intermediate)

Top 50 SQL Interview Questions and Answers (Beginner to Intermediate). Top SQL Interview Questions for fresher. Frequently asked SQL interview questions with answers

Amazon Transaction Logs

Amazon Transaction Logs (example question), Amazon Transaction Logs Interview question

Most Popular Tools

Explore our top online tools including a blank page for notes, a QR code generator, word counter and collaborative editor. These free, easy-to-use utilities help you write, analyze, share and organize content faster. Perfect for developers, creators and students to streamline everyday digital tasks efficiently.

Blank Page

Create a blank canvas for your ideas, notes or sketches. Use this tool for rough work and jotting down your thoughts

QR Code Generator

A QR Code Generator is a tool that instantly converts text, URLs or other data into a scannable QR code. Users can create custom QR codes for websites, contact info or messages. It's commonly used for quick access, sharing and printing without needing a backend or complex setup.

Word Counter

Perform various string operations like counting characters, words or letters.

Collaborative Editor

Collab Editor is a powerful, free-to-use online platform that lets you collaborate in real-time. Whether you re working on documents, brainstorming idea, or discussing projects etc