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Booking.com Software Engineer Hiring Coding Question & Answer!

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This article contains my solutions to Booking.com‘s Coding assignment for the Software Developer position. I am sharing this for educational-purposes only. Question 1 Description:Scheduling meetings is a very common task and finding the ideal time for it is normally a tedious process. Given a schedule containing existing meetings, develop a function to help find the earliest available time …

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Understanding the Distinctions between Functional Programming and Object-Oriented Programming: Making the Right Choice

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Introduction Two major concepts have emerged in the software development world: functional programming and object-oriented programming (OOP). Both approaches have their own strengths and weaknesses, and understanding these differences is important for developers to decide which approach to implement in a project. In this article, we’ll examine the main differences between functional programming and OOP, …

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Deploying Spring Boot application on Amazon EC2 on AWS!

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Deploying a Java Spring application on Amazon EC2 involves several steps. Here’s a step-by-step guide to help you through the process: 1. Prepare your spring application:Make sure your Java Spring application is fully developed, tested, and ready to deploy. Package it into a usable format such as a JAR file or a WAR file. 2. …

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Maximizing Efficiency: Techniques to Optimize Software Performance and Resource Usage

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Introduction: In today’s fast-paced digital landscape, optimizing software performance and reducing resource usage have become paramount for delivering seamless user experiences, maintaining competitive advantages, and minimizing operational costs. Whether developing web applications, mobile apps, or desktop software, developers must adopt effective techniques to ensure their software runs efficiently and meets user expectations. In this article, …

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Understanding Tree Traversal Algorithms: A Comprehensive Guide for Beginners

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Tree Traversal Algorithms Tree traversal is the process of visiting every node of a tree exactly once in a specific order. In computer science, trees are used to represent hierarchical structures such as file systems, organization charts, and the structure of a website. There are two main methods for traversing a tree: depth-first traversal and …

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How to upload an image from HTML to server through API?

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Uploading an image from HTML to a server through an API is a common task when building websites or web applications that require users to upload images. The process can be accomplished through the use of an HTML form and an API endpoint that accepts image files. In this article, we will discuss step-by-step how …

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What are the software development process models?

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The software development model refers to the way of creating good software that meets the needs of the stakeholders. The process model means that activities, artifacts and outputs must be performed at the end of each stage. Organizations can choose different software development models based on their needs, project size, and team size. This article …

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concept of layers in computer networks!

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The concept of layers in computer networks is an essential foundation of modern computer networking. In computer networking, a layer is a standardized way of organizing and implementing a set of communication protocols. The layered architecture of computer networks provides a hierarchical structure that allows for molecularity, scalability, and easy troubleshooting. The most commonly used …

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Infosys Specialist Programmer and Digital Specialist Engineer October Coding Question!

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Problem 1: Problem Description In the Faculty of Informatics Engineering, the Teacher of Mathematics gave a lecture on bits and explained XOR and OR. Then he decided to test the competence of his student by giving them questions. He will give the student an array A of N numbers and then give them Q queries. …

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