Java Resources

How To Place Text and Shapes on an Image in Java

This article provides two API solutions that can be used to programmatically add text and shapes to an image with ready-to-run Java code examples.

April 24, 2023

by Brian O'Neill

CORE

· 5,350 Views · 2 Likes

Java Synchronized Block

In my earlier post, we learned about the Java synchronized method. In this post, let’s learn about the synchronized block.

April 24, 2023

by Ram Lakshmanan

CORE

· 4,087 Views · 1 Like

Generics in Java and Their Implementation

In Java programming language, generics are introduced in J2SE 5 for dealing with type-safe objects.

April 24, 2023

by Bikash Jain

· 12,872 Views · 10 Likes

Okta + SAML + JBoss EAP 6.4.x + Picketlink

How to provide Okta authentication to your web app by using Okta + SAML + JBOSS EAP 6.4.x + Picketlink and JAVA as a backend.

April 21, 2023

by Ramiro Guerrero

· 5,346 Views · 2 Likes

Consumer Group in Kafka [Video Tutorials]: Partitions and Consumers

In this video tutorial series, take a deeper look at the consumer group in Kafka with varying numbers of partitions and consumers.

April 21, 2023

by Ram N

· 6,119 Views · 2 Likes

AWS: Pushing Jakarta EE Full Platform Applications to the Cloud

In this article, readers will learn how to deploy more complex Jakarta EE applications as serverless services with AWS Fargate.

April 20, 2023

by Nicolas Duminil

CORE

· 8,332 Views · 5 Likes

Continuing Hello World

The way we teach programming and new platforms needs to be more engaging. This same lesson applies to SaaS startup gamification.

April 20, 2023

by Shai Almog

CORE

· 7,040 Views · 2 Likes

Apache Kafka in Java [Video Tutorials]: Architecture and Simple Consumer/Producer

Explore a video tutorial series regarding Apache Kafka in Java as you explore Kafka architecture, components, producer callbacks, and more.

April 19, 2023

by Ram N

· 5,901 Views · 2 Likes

The Power of ShardingSphere With Spring Boot

Learn how to use Apache ShardingSphere with Spring Boot to enable sharding, read-write splitting, and data masking.

April 18, 2023

by Ion Pascari

· 13,427 Views · 11 Likes

Guide to Creating and Containerizing Native Images

In this article, we will learn how to turn Java applications into native images and then containerize them for further deployment in the cloud.

April 18, 2023

by Dmitry Chuyko

· 8,646 Views · 1 Like

How To Create and Edit PDF Annotations in Java

In this article you'll learn how to leverage four APIs that can be used to programmatically create, retrieve, and/or remove annotations in a PDF document.

April 17, 2023

by Brian O'Neill

CORE

· 6,554 Views · 4 Likes

Solve the Java Spring Boot Enum

This article explains how to solve the Java Spring Boot enum ArrayIndexOutOfBoundsException using a method that is proven to work.

April 17, 2023

by Ajay Sodhi

· 14,608 Views · 8 Likes

Is Apache Kafka Providing Real Message Ordering?

We’re told that Apache Kafka preserves message ordering per topic/partition, but how true is that, and how close can we come to making it true?

April 14, 2023

by Francesco Tisiot

· 8,516 Views · 1 Like

Optimizing Cloud Performance: An In-Depth Guide to Cloud Performance Testing and its Benefits

This article explains cloud performance testing and the types, different forms, benefits, benefits, and commonly used tools.

April 13, 2023

by Waris Husain

· 8,105 Views · 2 Likes

IBM App Connect Enterprise Shared Classes and Containers

This article describes two categories of solution which show how shared classes can be migrated to containers without being rewritten.

April 13, 2023

by Trevor Dolby

· 7,683 Views · 3 Likes

How to Create a Microservice Architecture With Java

Learn how to create a microservices architecture with Java. Discover the benefits, tools, and best practices of Java development services for microservices.

April 12, 2023

by Udit Handa

· 17,658 Views · 9 Likes