Java Resources

How to Generate and Compile Sources at Runtime in Java

In this article, learn how to generate and compile sources at runtime in Java with and without class loading.

February 3, 2021

by Marion Keely

· 11,398 Views · 9 Likes

This article outlines the deployment of Spring Cloud Function as a Java Function to Azure Functions, from validation and setup to testing and deployment.

February 2, 2021

by Vignesh Prabhu

· 7,881 Views · 3 Likes

Native Memory May Cause Unknown Memory Leaks

Recently I came across a strange case: the memory usage of my program exceeded the maximum value intended for the heap. I found an interesting issue.

January 31, 2021

by Reza Ganji

CORE

· 6,331 Views · 10 Likes

Modernizing Java EE Applications With WebSphere Liberty

Time to bring older apps up to snuff.

January 31, 2021

by Niklas Heidloff

CORE

· 4,943 Views · 4 Likes

Shared Microservice Configurations Using Spring Cloud Config

The microservice architecture pattern enables businesses to distribute functionality between many small applications instead of larger monolithic portions.

January 30, 2021

by Joe Cavazos

· 6,055 Views · 4 Likes

DataWeave Interview Question: Find Unique Names From the Input

A quick tutorial article that shows you the code you need to better work with Dataweave and Mulesoft, focusing on a common interview question.

January 29, 2021

by Gaurav Dubey

· 9,063 Views · 4 Likes

Using Barcodes in iText 7

A developer shows us how to use Java to create several different types of bar codes and explains how these barcodes work to encode data.

January 29, 2021

by Arnošt Havelka

CORE

· 8,993 Views · 1 Like

Advanced Search and Filtering API Using Spring Data and MongoDB

In this tutorial, you will learn to implement filter/search Rest API for an existing Spring Boot application using Spring Data JPA and MongoDB.

January 29, 2021

by Anicet Eric

· 42,190 Views · 3 Likes

How To Detect Faces in an Image in Java

Leverage innovative face detection technology to instantly locate the positions of faces in an image to assist with metadata entry, accessibility features, etc.

January 28, 2021

by Brian O'Neill

CORE

· 8,206 Views · 13 Likes

Mock Java Date/Time for Testing

Time mocking is a viable solution to avoiding current time inconveniences during testing, which can be accomplished by using the new Java 8 Date/Time API.

January 27, 2021

by Dmytro Stepanyshchenko

· 53,839 Views · 2 Likes

Change Data Capture With Debezium: A Simple How-To, Part 1

This is a simple how-to on how to build out a change data capture solution using Debezium within an OpenShift environment.

Updated January 26, 2021

by Eric Deandrea

· 20,756 Views · 8 Likes

Manage Hierarchical Data in MongoDB With Spring

In this article, we show CRUD operations on hierarchical data stored in MongoDB by taking advantage of the "$graphLookup" operation and build a Spring Boot app.

January 25, 2021

by Kyriakos Mandalas

CORE

· 25,513 Views · 7 Likes

What Makes Java Open-Source?

Navigating Java from an open-source perspective can be a bit confusing given the language's long history, acquisitions, and relicenses.

January 24, 2021

by Daniel Oh

CORE

· 5,829 Views · 5 Likes

Versioning Multiple Microservices in a Monorepo Using Maven

Let's make microservices a bit less complicated.

January 24, 2021

by Dror Helper

· 6,722 Views · 3 Likes

Converting the Date to Julian Date Format in Dataweave 2.0 (Mule 4)

The article explains how to change the date using the Dataweave 2.0 code to convert the Date Format ("yyyy-MM-dd") to Julian Date Format.

January 23, 2021

by Abhishek Bathwal

· 8,330 Views · 1 Like

AWS Lambda Errors With Java Lambdas and Serverless Framework

Make your lambdas work right with Lambda.

January 23, 2021

by Kevin Hooke

· 5,418 Views · 2 Likes

How to Rephrase or Paraphrase Text Using AI in Java

Automatically rephrase or paraphrase input English text by leveraging Deep Learning AI and Neural Natural Language Processing technology.

January 23, 2021

by Brian O'Neill

CORE

· 5,779 Views · 1 Like

Threads in Java

A sequence or flow of execution in a Java program is called Thread. Threads are also known as lightweight process as they share the same data and process address space.

January 22, 2021

by Tarun Telang

CORE

· 8,562 Views · 19 Likes

Proper String Normalization for Comparison Purposes

This article exposes some of the most important points to take into consideration when comparing strings from different systems.

Updated January 22, 2021

by Bertrand Florat

· 12,728 Views · 3 Likes

Garbage Collection in Java (JVM)

Garbage Collection in Java automatically allocates and deallocates memory, so that developers don’t need to write an explicit program to do memory management.

January 22, 2021

by Arjun P Jathindramohan

· 5,772 Views · 5 Likes

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