Java Resources

This article will quickly see what the Java module system does and how it benefits writing more secure and structured code.

February 22, 2023

by Siddhartha Bhattacharjee

· 7,133 Views · 9 Likes

Streaming Data to RDBMS via Kafka JDBC Sink Connector Without Leveraging Schema Registry

This article covers the biggest difficulty with the JDBC sink connector: it requires knowledge of the schema of data that has already landed on the Kafka topic.

February 22, 2023

by Gautam Goswami

CORE

· 7,283 Views · 2 Likes

Java Serialization Filtering — Prevent 0-Day Security Vulnerabilities

A simple configuration that requires no code change can save you from a hack such as Log4Shell, even from vulnerabilities we don't know about yet!

February 21, 2023

by Shai Almog

CORE

· 2,835 Views · 2 Likes

The Two-Pointers Technique

Sergei Golitsyn provides solutions to popular problems experienced using the two-pointers technique: Valid Palindrome, Two Sum II — Input Array Is Sorted, and 3Sum.

February 21, 2023

by Sergei Golitsyn

· 6,774 Views · 3 Likes

Spring Cloud: How To Deal With Microservice Configuration (Part 2)

In this article, readers will learn how to configure Spring Cloud Config to use a remote Git repository and refresh the clients’ configuration automatically.

February 20, 2023

by Mario Casari

· 7,584 Views · 8 Likes

Java REST API Frameworks

This article looks closely at some of the top Java REST API frameworks and examines their pros, cons, and a basic example to help you choose the right one.

Updated February 20, 2023

by Farith Jose Heras García

· 21,285 Views · 5 Likes

Build an AI Chatroom With ChatGPT and ZK by Asking It How!

In this tutorial, I will build a chatroom web application that allows users to input their messages and have a conversation with ChatGPT.

February 19, 2023

by Hawk Chen

CORE

· 7,034 Views · 6 Likes

TestNG Framework Tutorial: A Comprehensive Guide

TestNG has advanced features that make it a much more robust framework in comparison to its peers. Learn it the easy way through this complete guide for TestNG.

February 19, 2023

by Sarah Elson

· 5,000 Views · 1 Like

A Seemingly Simple Question: What Are Design Patterns?

This article addresses design patterns and compares them with the other pattern types, and also analyzes some statements and beliefs around them.

Updated February 17, 2023

by Majid Abarghooei

· 51,359 Views · 7 Likes

Multi-Tenant Architecture for a SaaS Application on AWS

In this article, readers will learn about SaaS, multi-tenant and single-tenant architectures, multi-tenant SaaS best practices, microservices, and more!

February 17, 2023

by Alfonso Valdes

· 12,095 Views · 7 Likes

Increase Your Code Quality in Java by Exploring the Power of Javadoc

Learn to improve your Java Code documentation using the power of Javadoc.

February 16, 2023

by Otavio Santana

CORE

· 6,739 Views · 3 Likes

Null Safety: Kotlin vs. Java

A primer of how null safety in Java compares to that of Kotlin.

February 15, 2023

by Nicolas Fränkel

CORE

· 3,289 Views · 1 Like

The Beauty of Java Optional and Either

Many Java developers often overlook its functional programming capabilities. Learn how to chain Optional and Either to write concise and beautiful code.

February 15, 2023

by Sanjay Patel

CORE

· 27,796 Views · 8 Likes

Decentralized Data Mesh With Apache Kafka in Financial Services

This article includes a case study from financial services for a data mesh to share events in real-time with data streaming across independent business units.

February 14, 2023

by Kai Wähner

CORE

· 6,707 Views · 4 Likes

An Overview of Programming Languages

Programming languages are the building blocks of the digital world, enabling developers to create software, apps, and websites.

Updated February 14, 2023

by Dev matt

· 6,202 Views · 2 Likes

Connection Pooling With BoneCP, DBCP, and C3PO [Video Tutorials]

This series of video tutorials will go into detail concerning connection pooling with BoneCP, DBCP, and C3PO with Oracle, Tomcat, Java Servlets, and JDBC.

February 13, 2023

by Ram N

· 4,160 Views · 2 Likes

How To Scan a URL for Malicious Content and Threats in Java

This article discusses some of the threats posed by URL links and provides a free-to-use URL Security API with complementary, ready-to-run Java code snippets.

February 13, 2023

by Brian O'Neill

CORE

· 7,236 Views · 2 Likes

Lessons Learned from Picking a Java-Based Driver for Amazon ElastiCache for Redis: Part 1

In this article, readers will learn about lessons I learned from picking a Java-based driver for Amazon ElastiCache for Redis with visuals and helpful code.

February 10, 2023

by Jeroen Reijn

CORE

· 6,527 Views · 2 Likes

Get Started With Trino and Alluxio in Five Minutes

Get started with deploying Alluxio as the caching layer for Trino and learn how to use Alluxio caching with the Iceberg connector and MinIO file storage.

February 9, 2023

by Brian Olsen

· 8,918 Views · 7 Likes

I Don’t TDD: Pragmatic Testing With Java

Testing real-life applications, not just Kata-like code snippets, is rough! In this video tutorial, learn how to pragmatically test a Java web application.

February 9, 2023

by Marco Behler

CORE

· 9,955 Views · 7 Likes

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