Spring dependency check using @Required annotation example

If you want to make parameters mandatory for setter-based dependency injection, you must need to use @Required annotation because dependency-check […]

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System.arraycopy() vs. Arrays.copyOf() in Java

In Java, both Arrays.copyOf() and System.arraycopy() are methods used to copy elements from one array to another. But, they are […] Continue reading »

Java Objects Class Example

The Objects utility class is part of java.util package and was introduced in Java 1.7. It provides static methods that […] Continue reading »

Java StringJoiner Class: Simplify String Concatenation

Java 8 introduced a new utility class called StringJoiner, which provides a convenient and expressive way to join strings together […] Continue reading »

JsonMapperException: No JsonMapper class is found

You might have faced the below exception org.jobrunr.utils.mapper.JsonMapperException: No JsonMapper class is found. Make sure you have either Jackson, Gson […] Continue reading »

Spring @RestControllerAdvice Annotation Example

Spring Framework, with its extensive support for building RESTful APIs, offers a convenient way to handle exceptions using the @RestControllerAdvice […] Continue reading »

Java throw and throws Keywords

In this blog post, we will explore the purpose and usage of Java’s throw and throws keywords. Java provides two […] Continue reading »

Java Stream map() vs flatMap() Method

Java Stream is a powerful feature introduced in Java 8 that allows developers to process collections of data in a […] Continue reading »

Java Heap Memory vs Stack Memory: Understanding the Differences

On this page, we will explore the differences between Java Heap Memory vs Stack Memory and understand the difference. Java’s […] Continue reading »

Top 5 React Hooks

React hooks were introduced in version 16.8 to manage the state of React applications. Hooks provide a more elegant and […] Continue reading »

How to consume REST APIs in React using Axios

Axios is a popular JavaScript library that simplifies the process of making HTTP requests, including REST API calls, in React. […] Continue reading »

How to call a REST API in React

In modern web development, integrating REST APIs into our React applications is a common requirement. REST APIs enable us to […] Continue reading »

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