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Create a Single Microservices Endpoint With GraphQL, Kotlin, and Micronaut

In today’s article, you will see an example on how to implement a GraphQL API on the JVM, particularly using Kotlin language and Micronaut framework.

March 16, 2020

by Roman Kudryashov

CORE

· 16,691 Views · 7 Likes

7 Easy Steps to Make a Facebook Messenger Bot in Java

Check out this step-by-step tutorial that shows you how to make a conversational bot using Facebook Messenger, Java, and JBot.

Updated March 16, 2020

by Ram Patra

· 27,641 Views · 12 Likes

The Top 6 Free Redis Memory Analysis Tools

Read this article to look at six free Redis memory analysis tools.

Updated March 16, 2020

by Aparajita Raychaudhury

· 19,779 Views · 5 Likes

8 Things Every Developer Should Know About Apache Ignite Caching

In this post, we go over how you should properly implement caching in your Ignite-based app to avoid any development headaches.

Updated March 16, 2020

by Shamim Bhuiyan

· 30,312 Views · 13 Likes

Make Slack Bots in Java in Minutes

Read up on BotKit — a framework on GitHub that lets you make your own cloud-ready Slack bot in mere moments.

Updated March 16, 2020

by Ram Patra

· 77,784 Views · 27 Likes

ConcurrentHashMap: Call Only One Method Per Key

Using the ConcurrentHashMap in a thread-safe way is easy.

Updated March 16, 2020

by Thomas Krieger

· 24,264 Views · 17 Likes

Comparing Apache Ignite In-Memory Cache Performance With Hazelcast In-Memory Cache and Java Native Hashmap

This article compares different options for the in-memory maps and their performances in order for an application to move away from traditional RDBMS.

March 16, 2020

by Krishna Munagala

· 7,356 Views · 4 Likes

Uses for MariaDB and the Spider Storage Engine

Take a look at some different use cases for MariaDB's Spider storage engine using a single table link and across multiple servers.

March 12, 2020

by Anders Karlsson

· 14,307 Views · 5 Likes

Jenkins X Step-by-Step Tutorial to Continuous Deployment with Kubernetes

This extensive tutorial is a demonstration from TestProject that shows how to create a CI/CD solution using a microservices app and Jenkins X.

Updated March 12, 2020

by Mark Kardashov

· 25,911 Views · 9 Likes

Java vs. Go Microservices - Load Testing (Rematch)

In this article, we look at benchmarks for two versions of a basic application with Go and Java to see which has the smaller CPU/memory footprint.

March 12, 2020

by Sergey Kirichenko

· 25,807 Views · 16 Likes

Connect the MuleSoft Database Connector to Heroku Postgres

Let's see how to connect the MuleSoft database connector to Heroku Postgres.

Updated March 12, 2020

by Dejim Juang

· 34,838 Views · 7 Likes

Java Enterprise Annotations Part 1

In this article, we discuss popular Java annotations to sure up your understanding of this common pattern within enterprise applications.

March 12, 2020

by Dmitry Egorov

CORE

· 13,285 Views · 11 Likes

Important Health Checks for Your MySQL Master-Slave Servers

In this article, we explain some basic health checks you can do on your MySQL master and slave nodes.

March 12, 2020

by Prasad Nagaraj

· 8,001 Views · 4 Likes

How Reactive Threads Works (Part 1)

In this article, let's see what reactive programming is and also see how Reactive threads work.

March 11, 2020

by Milind Deobhankar

CORE

· 7,514 Views · 4 Likes

Java Testing Complete Guide

In this article, we discuss nine of the most common types of application testing and review code samples and tools for each in Java.

Updated March 11, 2020

by Dmitry Egorov

CORE

· 58,255 Views · 38 Likes

How to Migrate From JUnit 4 to JUnit 5 Step by Step

In this tutorial, we take a look at how you can create and migrate a basic Spring Boot application from JUnit 4 to the refreshed JUnit 5.

March 11, 2020

by Awkash Agrawal

· 48,298 Views · 4 Likes

Distributed Java Queues on Top of Redis

In this article, we discuss six different types of Redis-based distributed queues using the Redisson Java framework.

Updated March 11, 2020

by Nikita Koksharov

· 32,558 Views · 8 Likes

Querying The DBpedia Open Knowledge Graph With Standard SQL

DBpedia is a crowd-sourced community project that extracts structured content from mainly Wikipedia pages — learn how to use it!

March 11, 2020

by Carlos F. Enguix

· 9,572 Views · 3 Likes

Develop a Java Application With Kafka

In this article, we discuss how to develop a secure, scalable, messaging Java application with Kafka

Updated March 11, 2020

by Daniel Pereira

· 58,381 Views · 11 Likes

Develop a Secure CRUD Application Using Angular and Spring Boot

In this article, we discuss how to implement OpenID Connect with Angular, Kotlin, Spring Boot, and Okta.

Updated March 11, 2020

by Matt Raible

· 19,457 Views · 6 Likes

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