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TechByAbhay 🚀 | Java • Kotlin • Android • DSA in Hindi Welcome to TechByAbhay – a Hindi programming channel focused on Java ...

Have you ever wondered why some classes should have only one object? 🤯 That’s where the Singleton Class comes in. In this ...

Java 25 just gave instanceof and switch a massive upgrade! In this clip, we look at JEP 507: Primitive Types in Patterns.

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Could not solve on my own - come back to review later https://www.hackerrank.com/challenges/java-factory/problem?

Could not solve on my own (come back to review later) https://www.hackerrank.com/challenges/java-singleton/problem?

In this video, we will learn Star Matrix Pattern Program in Java step by step. This is a logic based star pattern where stars ...

Java OOP Tutorial: Designing a card hierarchy with interfaces and inheritance! In this Java 25 TDD episode, I build the Escape ...

In this video, I explain the Two Pointer Approach, one of the most important patterns in Data Structures and Algorithms (DSA).

For 25 years, we've been forced to make this() / super() the first statement in a constructor. No more. In Java 25, JEP 513 ...

This video provides a clear and structured overview of the Trilogy Innovations Online Placement Test 2025. It explains the exam ...

Java Error Handling Tutorial: My Result[T] implementation failed! In this Java 25 TDD episode, I show you why my custom error ...

Learn the most common pattern program asked in coding interviews! Perfect for beginners in Java, Python, C++, and Kotlin.

Star Matrix Pattern in Kotlin Logic based star pattern using loops. Perfect for beginners to improve logic building.

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This video provides a structured overview of the Tescra Online Placement Test 2025. It explains the exam pattern, syllabus, ...

Java TDD Tutorial: Testing the Join Game method with 100% code coverage! In this Java 25 programming episode, we write ...

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This video provides a complete overview of the AlgoUniversity Online Placement Test 2025. It covers the exam pattern, syllabus, ...