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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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Serialization vs Externalization in Java – Explained with Interview Q&A Style
Let’s say you’re in a Java interview and the topic of object persistence comes up. Here’s how an interactive interview-style…
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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…