Spring Batch 5: Streamlining Batch Job Development in 2025
Spring Batch 5 introduces significant advancements, making batch job development and execution more efficient and streamlined in 2025. 1. Enhanced Support for Microservices Architectures Spring Batch 5...
View ArticleGraphQL with Java: The Future of APIs in 2025
In recent years, GraphQL has emerged as a game-changer in the world of API development. Unlike traditional RESTful APIs, GraphQL allows clients to request exactly the data they need, leading to more...
View ArticleJsonUnit Assertj JSON Unit Test Example
In today’s software development landscape, ensuring the reliability and accuracy of data interchange formats like JSON is crucial. As applications increasingly rely on JSON for API communication, it...
View ArticleOptimizing Java Memory: New Garbage Collectors in 2025
Efficient memory management has always been a critical aspect of Java performance, particularly as enterprise applications grow in size and complexity. As the demand for low-latency systems and...
View ArticleConverting a Null Array to an Empty List in Java
In Java, handling null arrays is a common scenario, especially when working with APIs or legacy code that may return null instead of an empty array. This can cause issues if not properly handled,...
View ArticleConvert Camel Case to Snake Case in Java
When working with text transformations in Java, you may often need to convert between different naming conventions, such as Camel Case and Snake Case. These formats are widely used in programming and...
View ArticleJMeter Results Analysis
1. Introduction Apache JMeter is open-source software designed for performance testing and load testing of applications by simulating heavy traffic and measuring how the system behaves under different...
View ArticleRobust Error Handling in Spring Batch
In the world of batch processing, reliability and resilience are paramount. Spring Batch, a powerful framework for building batch applications in Java, provides robust tools for handling errors,...
View ArticleHow to Validate A Value List In Spring
Validation is a crucial aspect of web applications, ensuring that input data conforms to expected formats and rules before processing. In a Spring Boot application, we often deal with collections of...
View ArticleFixing Hibernate QueryParameterException: No Argument for Ordinal Parameter
This article will explore how to fix the Hibernate QueryParameterException: No Argument for Ordinal Parameter, understand its root cause, reproduce the error, and implement the correct solution with...
View ArticleFloat vs. Double in Java
In Java, handling floating-point numbers efficiently is crucial for numerical computations. Java provides two primary data types for representing decimal numbers: float and double. While both serve the...
View ArticleConvert Mono Object to Another Mono Object in Spring WebFlux
Spring WebFlux is a reactive programming framework designed for handling asynchronous and non-blocking operations efficiently. Unlike traditional Spring MVC, which relies on blocking I/O, WebFlux...
View ArticleConfiguring Jersey Connection and Read Timeouts
This article will guide you through setting connection timeout and read timeout in Jersey using ClientConfig. When developing RESTful applications using Jersey, it is crucial to manage timeouts...
View ArticleGet Thread by Name in Java
In Java, each thread has a unique name that helps in identifying and managing it. Sometimes, you may need to retrieve a thread by its name, which can be useful in debugging or monitoring multi-threaded...
View ArticleMocking in Unit Tests: Mockito vs. EasyMock vs. JMockit
Unit testing is a critical part of software development, ensuring that individual components of your code work as expected. One of the key challenges in unit testing is isolating the code under test...
View ArticleFiltering a List with Regular Expressions in Java
In Java, filtering a list based on certain criteria is a common operation. One powerful way to do this is by using Regular Expressions (Regex), which allows for pattern matching. Whether you’re working...
View ArticleJava Objects.requireNonNull() Example
Null references have long been a source of errors in Java applications. A NullPointerException (NPE) is one of the most common runtime exceptions, often indicating a missing value where an object was...
View ArticleMockito Spy: Mocking a Method in the Same Class Example
Mockito is a popular testing framework for Java that helps in mocking dependencies. When dealing with unit tests, sometimes we need to mock a method within the same test class instead of an external...
View ArticlePublic Class Must Be Declared in a Matching File – Java Error Resolved
Java enforces a strict naming convention when dealing with public classes. If a class is declared public, its filename must match the class name exactly, including capitalization. Otherwise, a...
View ArticleWhat is an LLM Agent
What is an LLM Agent? Let us delve into understanding how this advanced AI system goes beyond traditional language models by enabling autonomous decision-making and seamless task execution. 1....
View Article