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  • Introduction
  • Frontend
    • Frontend features
    • Angular
      • Angular features
      • Angular questions
        • What is a component in Angular and how is it created?
        • How is navigation between routes handled in Angular?
        • What is a service in Angular and how is it created and injected into a component?
        • What are modules in Angular and how are they organized?
    • React
      • React features
      • React questions
        • What is a component in React and how is it defined?
        • What is state in React and how is it used?
        • What are hooks in React and how to use them?
        • What is the Context API in React and what is it used for?
  • Backend
    • Backend features
    • Java
      • Java features
      • Java questions
        • What is inheritance in Java and how is it implemented?
        • What is an exception in Java and how is it handled?
        • What is polymorphism in Java and how is it implemented?
        • What are abstract classes and interfaces in Java? When should you use one over the other?
    • Spring Framework
      • Spring Framework features
      • Spring questions
        • What is Spring Boot and what is its main purpose?
        • How to define a controller in Spring MVC?
        • What is Dependency Injection in Spring?
        • What is Spring Data JPA and how to use it?
  • DevOps
    • DevOps Features
    • Questions
      • Security
  • Docs
    • Architectures
      • Hexagonal
        • Hexagonal Features
        • Advantages
        • Disadvantages
      • SOA
        • SOA Features
    • Patterns
    • Tools
      • CMSs
        • Wordpress
          • Wordpress features
          • Wordpress advantages
          • Wordpress disadvantages
          • Wordpress conclusion
        • Joomla
          • Joomla features
          • Joomla advantages
          • Joomla disadvantages
          • Joomla conclusion
        • Drupal
          • Wordpress features
          • Wordpress advantages
          • Wordpress disadvantages
          • Wordpress conclusion
        • Magento
        • OctoberCMS
        • Magento
        • Prestashop
      • OWASP
        • OWASP Keys
      • Jenkins
        • Jenkins features
      • SonarQube
      • Docker
      • Kubernetes
      • Prometheus
      • Grafana
      • ELK
      • Splunk
  • Introduction
  • Frontend
    • Frontend features
    • Angular
      • Angular features
      • Angular questions
        • What is a component in Angular and how is it created?
        • How is navigation between routes handled in Angular?
        • What is a service in Angular and how is it created and injected into a component?
        • What are modules in Angular and how are they organized?
    • React
      • React features
      • React questions
        • What is a component in React and how is it defined?
        • What is state in React and how is it used?
        • What are hooks in React and how to use them?
        • What is the Context API in React and what is it used for?
  • Backend
    • Backend features
    • Java
      • Java features
      • Java questions
        • What is inheritance in Java and how is it implemented?
        • What is an exception in Java and how is it handled?
        • What is polymorphism in Java and how is it implemented?
        • What are abstract classes and interfaces in Java? When should you use one over the other?
    • Spring Framework
      • Spring Framework features
      • Spring questions
        • What is Spring Boot and what is its main purpose?
        • How to define a controller in Spring MVC?
        • What is Dependency Injection in Spring?
        • What is Spring Data JPA and how to use it?
  • DevOps
    • DevOps Features
    • Questions
      • Security
  • Docs
    • Architectures
      • Hexagonal
        • Hexagonal Features
        • Advantages
        • Disadvantages
      • SOA
        • SOA Features
    • Patterns
    • Tools
      • CMSs
        • Wordpress
          • Wordpress features
          • Wordpress advantages
          • Wordpress disadvantages
          • Wordpress conclusion
        • Joomla
          • Joomla features
          • Joomla advantages
          • Joomla disadvantages
          • Joomla conclusion
        • Drupal
          • Wordpress features
          • Wordpress advantages
          • Wordpress disadvantages
          • Wordpress conclusion
        • Magento
        • OctoberCMS
        • Magento
        • Prestashop
      • OWASP
        • OWASP Keys
      • Jenkins
        • Jenkins features
      • SonarQube
      • Docker
      • Kubernetes
      • Prometheus
      • Grafana
      • ELK
      • Splunk
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Backend
Java
Java features
Backend featuresWhat is inheritance in Java and how is it implemented?
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