All Tutorials

Sidecar Pattern – Offload Infrastructure Concerns in Java Microservices

Learn how to implement the Sidecar Pattern in Java microservices to decouple infrastructure tasks like logging, proxying, and configuration

LoggingJavaProxyDevOpsDesign PatternsSidecar PatternSpring BootMicroservicesService MeshInfrastructure OffloadingKubernetes

Shared Library vs Service Pattern – Code Reuse Without Coupling

Learn how to choose between shared libraries and service-based reuse in Java microservices. Compare patterns, pros/cons, and design best practices

Shared LibrariesJava Design PatternsLoose CouplingDistributed SystemsSpring BootService PatternDesign PrinciplesModular ArchitectureService CommunicationCode ReuseMicroservices

What is Object-Oriented Programming (OOP) in Java? – A Complete Guide with Examples

Learn Object-Oriented Programming (OOP) in Java with real-world examples, best practices, FAQs, and expert tips. Ideal for both beginners and pros.

EncapsulationJava 21 OOPSealed ClassJava OOPAbstractionRecord ClassJava ClassesObject In JavaInheritancePolymorphismDesign Principles

Class and Object in Java – The Ultimate Beginner's Guide with Code Examples

Learn everything about classes and objects in Java. Ideal for beginners and professionals. Covers syntax, examples, best practices, and FAQs.

Object Oriented ProgrammingClasses In JavaSealed ClassJava OOPRecord ClassJava For BeginnersJava ObjectJava ClassObject InstantiationJava Examples

How to Create and Use Objects in Java – Step-by-Step Tutorial with Code and Best Practices

Learn how to create and use objects in Java with code examples, syntax rules, best practices, and FAQs. A must-read for Java beginners and experts

Java 17 FeaturesJava Object CreationJava RecordSealed ClassNew Keyword JavaJava OOPClass Vs ObjectJava ConstructorJava Memory ModelObject Instantiation

Understanding Encapsulation in Java with Real-Life Examples and Best Practices

Learn encapsulation in Java with real-world examples, UML diagrams, and code walkthroughs. Understand its role in OOP and enterprise Java design

Java EncapsulationData HidingAbstraction Vs EncapsulationJava 17 FeaturesEncapsulation ExampleRecord ClassJava Access ModifiersSealed Class JavaOOP PrinciplesJava Setter Getter

Abstraction in Java Explained Simply – Abstract Classes, Interfaces, and Real-Life Examples

Learn abstraction in Java using simple terms, real-world examples, and modern syntax. Covers abstract classes, interfaces, and design best practices.

Abstract ClassEncapsulation Vs AbstractionJava 17 FeaturesJava InterfaceObject Oriented DesignJava OOPClean ArchitectureRecord JavaJava AbstractionSealed Class Java

Inheritance in Java – Concepts, Syntax, Best Practices, and Real-World Use Cases

Learn inheritance in Java with syntax, real-world examples, best practices, and Java 17+ features like sealed classes. Ideal for Java beginners and pros.

Abstract ClassJava 17 FeaturesOOP Concepts JavaClass HierarchyInheritance Vs CompositionMethod OverridingExtends KeywordJava InheritanceSuper Keyword JavaSealed Class Java

Polymorphism in Java – Understanding Method Overloading vs Overriding with Examples

Learn polymorphism in Java with in-depth coverage of method overloading and overriding, real-world examples, best practices, and Java 17+ features.

@Override JavaStatic Vs Dynamic BindingCompile Time PolymorphismMethod OverridingSealed ClassesJava InheritanceRuntime PolymorphismJava PolymorphismMethod OverloadingOOP Concepts

OOP vs Procedural Programming in Java – Key Differences, Use Cases, and Examples Explained

Learn the core differences between OOP and procedural programming in Java. Covers concepts, syntax, pros, cons, and real-world use cases with examples

Java Syntax ExplainedProcedural Programming JavaObject Oriented ProgrammingJava Programming Best PracticesJava Design ChoicesJava 17 RecordsJava OOPSealed ClassesJava Class Vs MethodJava Paradigms