Display all ZoneId in Java 8

In Java 8, ZoneId.getAvailableZoneIds() method return all available unique ZoneId and we can loop it for display. static Set<String> getAvailableZoneIds(); […]

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Java 8- Count the occurrences of Character in String

In this Java 8 program, you will find how to  count the frequency of character in String using Stream API. […] Continue reading »

SOLID Design Principle

SOLID principles are a fundamental set of concepts in object-oriented programming (OOP) that aim to make software designs more understandable, […] Continue reading »

String intern() method in Java

In Java, the String class is one of the most fundamental classes, offering a wide array of methods to manipulate […] Continue reading »

Versioning of REST API in Spring Boot: Types and Benefits

In this blog, we’ll explore the various types of API versioning in Spring Boot and the benefits they offer. Why […] Continue reading »

@ControllerAdvice vs. @RestControllerAdvice in Spring

Spring Boot is a popular framework for building robust and scalable web applications and RESTful services. When developing such applications, […] Continue reading »

Global Exception Handling in Spring Boot

Global Exception Handling in Spring Boot is a mechanism that allows you to centrally manage and handle exceptions that occur […] Continue reading »

ConcurrentModificationException in Java

ConcurrentModificationException is a runtime exception in Java that arises when multiple threads try to modify a collection at the same […] Continue reading »

Java transient Keyword

Java transient keyword allows developers to control the serialization process of Java objects. In this blog, we will explore the […] Continue reading »

Volatile Keyword in Java

In Java, the volatile keyword is used to declare a variable as volatile. When a variable is declared as volatile, […] Continue reading »

Functional Interface in Java 8

Java 8 introduced a significant enhancement known as lambda expressions, which allowed for more concise and expressive code. Alongside lambda […] Continue reading »

Spring Boot CommandLineRunner Interface Example

Spring Boot’s CommandLineRunner interface, allows developers to execute code when the Spring Boot application starts. In this blog, we’ll explore […] Continue reading »

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