Java Resources

How to Solve OutOfMemoryError: Java Heap Space

Delve into the root causes behind this error, explore potential solutions, and discuss effective diagnostic methods to troubleshoot this problem.

August 6, 2024

by Ram Lakshmanan

CORE

· 4,496 Views · 1 Like

Creating a Command Line Tool With JBang and PicoCLI To Generate Release Notes

Learn how to create a Java command-line tool with JBang and PicoCLI to automate the generation of release notes from GitHub.

August 6, 2024

by A N M Bazlur Rahman

CORE

· 6,925 Views · 1 Like

Criticality in Data Stream Processing and a Few Effective Approaches

Opposite to traditional batch data processing technique, here processing works on the data as it is produced in real-time. Learn more in this post.

August 2, 2024

by Gautam Goswami

CORE

· 5,229 Views · 1 Like

Merge Multiple PDFs in MuleSoft

In this article, you will learn how to merge multiple PDFs and send back the merged PDF as a response using MuleSoft and Java.

July 31, 2024

by Anupam Nath

· 6,410 Views · 3 Likes

How to Generate Flame Graphs in Java

This article describes generating flame graphs in Java, discusses options, and in which use cases we could take advantage of it.

July 30, 2024

by Petr Bouda

CORE

· 8,248 Views · 7 Likes

Implementing Multi-Level Caching in Java With NCache

Understanding the benefits of multi-level caching and setting up multi-level caching in Java using NCache — using it both as a distributed cache and a local cache.

July 30, 2024

by Abhinav Pandey

· 4,359 Views · 1 Like

Using SingleStore for Iceberg Catalog Storage

SingleStore recently announced bi-directional support for Apache Iceberg. In this short article, we'll implement an Iceberg catalog using SingleStore and JDBC.

July 29, 2024

by Akmal Chaudhri

CORE

· 3,966 Views · 1 Like

How To Achieve High GC Throughput

In this post, explore a key performance metric studied during garbage collection analysis: garbage collection (GC) throughput.

July 29, 2024

by Ram Lakshmanan

CORE

· 5,151 Views · 5 Likes

Why OOP Is a Bad Fit for Custom Software

Everything in programming is a trade-off. The combination of imperative and (DO)RY is the best one that results in more total code, but more maintainable code.

July 29, 2024

by Greg Hall

· 6,246 Views · 2 Likes

Real-Time Streaming Architectures: A Technical Deep Dive Into Kafka, Flink, and Pinot

While individual components like Kafka, Flink, and Pinot are very powerful, managing them at scale across cloud and on-premises deployments can be operationally complex.

July 28, 2024

by Abhishek Gupta

CORE

· 7,036 Views · 4 Likes

Introduction to Polymorphism With Database Engines in NoSQL Using Jakarta NoSQL

This tutorial covers setting up Helidon with Oracle NoSQL, defining polymorphic entities, and managing JSON data efficiently.

July 26, 2024

by Otavio Santana

CORE

· 4,967 Views · 1 Like

How To Implement a Gateway With Spring Cloud

Learn how to implement a gateway component for a microservice system with the Spring Cloud Gateway package.

July 25, 2024

by Mario Casari

· 9,127 Views · 2 Likes

The Hidden Costs of Lombok in Enterprise Java Solutions

Should enterprises consider Lombok a hero or a villain in disguise? Explore Lombok's benefits and potential drawbacks for enterprise Java solutions.

July 24, 2024

by Karina Varela

· 9,512 Views · 4 Likes

Spring Microservice Tip: Abstracting the Database Hostname With Environment Variable

Secure database connection strings in Spring microservices using environment variables and placeholder expressions for the hostname using the properties file.

July 24, 2024

by Amol Gote

CORE

· 7,879 Views · 3 Likes

JUnit 5 Custom TestListeners

Post your test execution results directly from CI/CD to your Test Management System via Zephyr API via JUnit5 Test Execution Listeners.

July 23, 2024

by Prathyusha Nama

· 5,142 Views · 3 Likes

Enhancing the Visibility of Integration Tests

This article provides practical tips for writing integration tests, focusing on interactions with external services to improve readability and maintenance.

July 22, 2024

by Anton Belyaev

· 4,140 Views · 4 Likes

Navigating the Waves of Concurrency: Exploring Jakarta Concurrency

This tutorial explores Jakarta Concurrency through practical code examples, demonstrating its key features and best practices.

July 22, 2024

by Gautham Krishnan

· 2,410 Views · 1 Like

Setting Up a Local Development Environment With IntelliJ, DevContainers, and Amazon Linux 2023

This tutorial explains how to set up a Java development environment with IntelliJ, DevContainers, and Amazon Linux 2023 for consistent, isolated development.

July 19, 2024

by Mohammed Fazalullah Qudrath

· 14,147 Views · 2 Likes

AWS CDK: Infrastructure as Abstract Data Types, Part 3

At the end of the first part of this CDK series, we promised to demonstrate how to programmatically manage the S3 bucket created as a part of our stack. Let's see it now.

July 18, 2024

by Nicolas Duminil

CORE

· 7,960 Views · 2 Likes

How To Think Simple In Java

This guide aims to help you think simply in Java, emphasizing clean, readable, and maintainable code without sacrificing the power and capabilities of the language.

July 18, 2024

by Reza Ganji

CORE

· 10,542 Views · 13 Likes

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