Spring Bean Scopes

Introduction: Spring core container instantiates beans and manages their life-cycle. While defining a bean, we can provide its scope. Unless…

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Spring Boot YAML Configuration

In this quick tutorial, we’ll learn how to use a YAML file to configure properties of a Spring Boot application.…

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Spring ClassPathXmlApplicationContext

Introduction: Spring provides two types of containers: BeanFactory: It supports bean instantiating and wiring ApplicationContext: It extends the BeanFactory and…

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Spring MVC Annotations

Introduction: Spring 2.5 onwards, we can use annotations to mark our Spring components. One way of doing so is to…

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Spring Dependency Injection

Introduction: In a well-designed Java application, the classes should be as independent as possible. Such a design promotes reusability of…

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Java Queue Interface

Introduction: A Queue is a FIFO (First In First Out) abstract data type (ADT). In other words, the elements are…

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Spring Boot Exit Codes – Create Custom Exit Code

When running a Spring Boot application, we get a system exit code of 0, when everything goes fine.  For any…

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Java ArrayDeque

Introduction: ArrayDeque in Java is a class that implements a Deque interface. It’s an array-based implementation of a double-ended queue.…

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Using @ResponseStatus for Http Status in Spring

Introduction: In Spring MVC, we can set the status of the HttpResponse in several ways. In this tutorial, we’ll achieve…

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