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Java Interface with Real-World Payment Example
In Java, an interface is like a contract. It defines what a class should do, not how it does it.…
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Java static Keyword Explained with Real Examples
The static keyword in Java is commonly used but often misunderstood. It helps define variables or methods that belong to the class…
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Java 8 Stream API — Interview Q&A with Real Examples
In this post, we explore commonly asked Java 8 Stream API interview questions with practical examples and explanations. Ideal for…
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What is a Singleton Class in Java?
Java: Single Class — Real Use Cases & Interview Q&A 👨💼 Interviewer: Can you explain what a Singleton class is?…
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How to Read Data from a CSV File and Convert to ArrayList in Java
Reading data from a CSV file is a common task in Java programming. In this post, we’ll learn how to…
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Singleton Class in Java – Interview Questions with Simple, Interactive Answers
Let’s imagine you’re in a Java interview, and the interviewer is asking you about the Singleton design pattern. Here’s how…
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Object Comparison in Java
Why Object Comparison Matters In Java, when comparing objects, we often expect two objects with the same content to be…
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Java Loops
Introduction Loops in Java allow executing a block of code multiple times based on a condition. There are three main…
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Java Arrays and Chatbot Applications
📌 Introduction This document covers Array Concepts and Chatbot Applications in Java. 1️⃣ Basic Array Concept What is an Array? An array is a data structure…
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Exception Handling in Java
Exception handling in Java is a mechanism to handle runtime errors so that the normal flow of a program is…
Rohit Yadav
A passionate software developer who loves exploring and writing about Java, Spring Boot, Docker, and all things backend. This blog is where I share tutorials, tips, and real-world solutions to help fellow developers level up their skills
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