Java Resources

Making Spring AI and OpenAI GPT Useful With RAG on Your Own Documents

Discover how to use RAG to improve your document search experience with Spring AI and OpenAI GPT. Learn how to make your own documents more useful.

December 1, 2023

by Sven Loesekann

· 6,799 Views · 5 Likes

Virtual Threads: A Definite Advantage

Delve into how virtual threads can enhance your application’s performance and scalability, all while keeping thread management overhead very minimal.

November 30, 2023

by Unni Mana

· 3,833 Views · 1 Like

Troubleshooting "Uncaught RangeError: Maximum Call Stack Size Exceeded"

In this post, let’s discuss what triggered this problem, explore how different browsers respond to it, and how we went about solving it.

November 30, 2023

by Bhupathi Gattu

· 2,571 Views · 1 Like

Simplify Java: Reducing Unnecessary Layers and Interfaces [Video]

Simplify Java code by reducing unnecessary layers and interfaces. Unlock the power of simplicity to enhance maintainability without sacrificing functionality.

November 30, 2023

by Otavio Santana

CORE

· 4,322 Views · 3 Likes

A Modern Open-Source Technology That Conquers ACH Batch Processing

Using open-source technology is a good idea when dealing with Automated Clearing House (ACH) batch processing. Learn more!

November 28, 2023

by Malak Nallapu

· 3,164 Views · 3 Likes

Demystifying Static Mocking With Mockito

Many times, we have to deal with a situation when our code invokes a static method. Discover a possible solution for mocking static methods with Mockito.

November 28, 2023

by Arnošt Havelka

CORE

· 5,261 Views · 4 Likes

Java Collection Overhead

In this article, we will concentrate on the overhead caused by lists that contain two or three elements, which can be easily overlooked.

November 24, 2023

by Eugene Kovko

· 3,955 Views · 2 Likes

Converting ActiveMQ to Jakarta (Part 1)

Jakarta, formerly the Java Enterprise Edition (Java EE or J2EE), is the standardization of many important APIs used in enterprise and mobile Java applications.

November 24, 2023

by Matt Pavlovich

· 4,074 Views · 2 Likes

Reading an HTML File, Parsing It and Converting It to a PDF File With the Pdfbox Library

In this article, we will read an HTML file from a specified folder and replace variables with their actual values.

November 22, 2023

by Erkin Karanlık

· 5,928 Views · 4 Likes

A Maven Story

This blog shares my journey of transitioning a large Java project from the Ant build tool to Maven.

November 22, 2023

by Thirumalaivasan Rajasekaran

· 3,642 Views · 1 Like

What’s New Between Java 17 and Java 21?

In this blog, some of the changes between Java 17 and Java 21 are highlighted, mainly by means of examples. Take a look at the changes since the last LTS release.

November 22, 2023

by Gunter Rotsaert

CORE

· 10,869 Views · 10 Likes

PostgreSQL Views With Runtime Parameters

Passing parameters to PostgreSQL views via temporary configuration parameters, as part of the current transaction.

November 21, 2023

by Horatiu Dan

· 4,681 Views · 2 Likes

Demystifying APIs for Product Managers

This article covers API basics, compares RESTful and SOAP architectures, and explores impactful examples.

November 21, 2023

by Lakshmi Sushma Daggubati

· 3,391 Views · 1 Like

Fluent Interface Design Pattern in Automation Testing

This blog discusses the fluent interface design pattern and discusses writing Selenium web automation tests in a fluent way.

November 21, 2023

by Faisal Khatri

· 3,091 Views · 2 Likes

Serial GC Tuning

Want to learn about Serial GC tuning? In this post, we will explore techniques to tune Serial GC for enhanced performance specifically.

November 21, 2023

by Ram Lakshmanan

CORE

· 2,721 Views · 1 Like

Acting Soon on Kafka Deserialization Errors

Event-driven architectures excel at performance, scalability, evolvability, and fault-tolerance providing a good level of abstraction and elasticity.

November 17, 2023

by Horatiu Dan

· 4,895 Views · 2 Likes

JPA Criteria With Pagination

This introduction explores the synergy between JPA Criteria and Pagination, shedding light on how developers can leverage this combination to fetch and organize data.

November 17, 2023

by Amanuel G. Shiferaw

CORE

· 6,635 Views · 6 Likes

Ways To Reduce JVM Docker Image Size

Explore different JVM Docker container image size optimizations through experiments with base images and the creation of custom JRE, jlink, and jdeps.

November 16, 2023

by Illia Pantsyr

· 10,484 Views · 20 Likes

Performance of ULID and UUID in Postgres Database

Don't know what data type to use for the primary key in Postgres? Let's take measurements for UUID and ULID and decide which is better.

November 15, 2023

by Artem Artemev

· 10,246 Views · 10 Likes

The Resurrection of Virtual Threads: Unraveling Their Journey From JDK 1.1 to JDK 21

As we move forward, virtual threads provide an efficient concurrency model, propelling Java into a new era of multi-threading.

November 15, 2023

by Roopa Kushtagi

· 5,114 Views · 9 Likes

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