Posted in Java

Java Enum Example

This tutorial will show how to use Enum in Java. It will show how to get enum instances code by name.

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Posted in Design Pattern Java

How Singleton Design Pattern Works in Java

Introduction Here in this post I will discuss how singleton pattern works in Java. Singleton pattern is a design solution, where an application wants to have one and only one instance of a class, in all possible scenarios without any exceptional condition. The singleton instance is actually created per JVM but not across multiple JMVs. The singleton class has a…

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