Java Resources

Exception Handling in Java: Contingencies vs. Faults

When and how to use checked and unchecked exceptions

Updated May 6, 2021

by Eric Deandrea

· 9,452 Views · 11 Likes

A Channel Interceptor is used to capture a message before being sent or received in order to view or modify it. Learn how a channel interceptor works and how to use it.

May 5, 2021

by Mohammed ZAHID

CORE

· 14,238 Views · 4 Likes

Is Java Really Faster Than Go?

Learning about performance differences between microservices written in Java and Go will help you plan the language you choose when building your own services.

May 5, 2021

by Kai Hendry

· 20,115 Views · 23 Likes

How To Propagate Context Information Throw Spring Batch

Introduction to a framework that performs the propagation of Spring Security, Sleuth, MDC, and Locale (Internationalization) contexts inside Spring Batch items.

Updated May 4, 2021

by Mohammed ZAHID

CORE

· 11,855 Views · 2 Likes

Spring Cloud Config Server on Kubernetes (Part 1)

Let's get your services up and running.

May 2, 2021

by Brian Hannaway

· 8,511 Views · 5 Likes

How to Generate and Compare Perceptual Image Hashes in Java

Learn how to generate a hash value for an image and compare two perceptual image hashes using an API in Java.

April 30, 2021

by Brian O'Neill

CORE

· 7,292 Views · 1 Like

Batch Processing Large Data Sets with Spring Boot and Spring Batch

This article contains a quick video with a great tutorial for batch processing large data sets with Spring Boot and Spring batch.

April 29, 2021

by Ram N

· 7,521 Views · 3 Likes

Kubernetes for Java Developers

There is a new class of tools for dockerizing and deploying an application to Kubernetes which are aimed at developers. The latest in that category is JKube from RedHat.

April 29, 2021

by Taruvai Subramaniam

CORE

· 11,006 Views · 8 Likes

Java Microbenchmark Harness (JMH)

A quick hands-on lesson to learn about Java Microbenchmark Harness (JMH). The article helps you get started and configure JMH project.

April 28, 2021

by Gaurav Gaur

CORE

· 8,717 Views · 5 Likes

Lightweight Parallel Tasks in Java Microservices

BascomTask lightweight in-process task orchestration helps reign in the complexities involved with processing data from multiple sources.

April 26, 2021

by Brendan McCarthy

· 8,116 Views · 6 Likes

How to Check Text Inputs for SQL Injection Attacks in Java

Learn how to detect SQL injection attacks from text input(s) using an API in Java.

April 25, 2021

by Brian O'Neill

CORE

· 8,097 Views · 3 Likes

An Overview Between Java 8 and Java 11

This tutorial covers the basics of Java 8 and Java 11; it is a start to prepare you for the next LTS: Java 17.

April 25, 2021

by Otavio Santana

CORE

· 19,254 Views · 25 Likes

Java 8: ConcurrentHashMap Atomic Updates

Here's a great look at what Java 8 brought to ConcurrentHashMaps, including close looks at the methods at your disposal and their performance impacts.

Updated April 23, 2021

by Tony Tapper

· 73,571 Views · 16 Likes

Spring Boot Microservices + Apache Camel: A Hello World Example

A tutorial on to use Spring Boot in tandem with Apache Camel to unlock the power of routes in your mircoservice-based applications.

April 23, 2021

by Nazia Shaikh

· 16,547 Views · 4 Likes

How to Create a Java Library: From Scratch to Maven Central

If you usually need to rewrite or copy similar code between different projects, it may be time to stop replicating it and create a library.

April 22, 2021

by Helber Belmiro

CORE

· 48,479 Views · 5 Likes

How to Validate a VAT Number in Java

Determine if a VAT Identification Number is valid by using an API in Java. If valid, business contact information will be retrieved as well.

April 21, 2021

by Brian O'Neill

CORE

· 4,019 Views · 1 Like

Beginner's Guide to Compilation in Java

Java applications are complied to bytecode then JIT and JVM takes care of code execution. Here you will find some insights about how JIT compiler works.

April 21, 2021

by Bartłomiej Żyliński

CORE

· 8,153 Views · 11 Likes

Spring Data JPA + QueryDSL: Taking the Best From Both Worlds

An example of combining the two most powerful frameworks for building a maintainable and type-safe persistence layer; from Spring Data JPA we will take only CRUD operations and for all complex queries we will use QueryDSL.

Updated April 18, 2021

by Dmytro Stepanyshchenko

· 28,253 Views · 5 Likes

Running Selenium Tests in Jenkins

Wondering how to integrate Jenkins with Selenium WebDriver? This guide will help you run Selenium tests in Jenkins. Learn more.

April 16, 2021

by Shalini Baskaran

· 25,932 Views · 4 Likes

How to Call SOAP Services Using REST

SOAP, being a mature technology, has an extensive and often differently interpreted standard set. This article discusses how to call SOAP services using REST.

April 16, 2021

by Anthony Morris

· 23,725 Views · 5 Likes

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