Coding Resources

The G1 garbage collector, despite its advantages, is currently not good at handling bigger objects, called Humongous. Learn how to diagnose and fix the problem.

October 20, 2020

by Misha Dmitriev

· 15,864 Views · 15 Likes

Minions in Minikube - A Kubernetes Intro for Java Developers

Java developers, it would be despicable not to take a look at this cute project that will give you a hands-on introduction to Kubernetes.

Updated October 20, 2020

by Ryan Dawson

· 15,703 Views · 20 Likes

Configuring Java Apps With Kubernetes ConfigMaps and Helm

This tutorial will show you how to develop Java microservices that use ConfigMaps, see how ConfigMaps are used, and update them in the app.

Updated October 20, 2020

by Ryan Dawson

· 83,307 Views · 18 Likes

A Quick and Practical Example of Kafka Testing

In this tutorial, we learn some of the fundamental aspects of Kafka testing in a declarative way and how to test microservices involving both Kafka and REST.

Updated October 20, 2020

by Nirmal Chandra

· 212,564 Views · 19 Likes

Composite Design Pattern in Java

Want to learn more about the composite design pattern in Java? Take a look at this tutorial to learn how to implement this design pattern in your project.

Updated October 20, 2020

by Brijesh Saxena

CORE

· 63,496 Views · 18 Likes

Perceptron Explained Using Python Example - Data Analytics

In this post, you will learn about the concepts of Perceptron with the help of Python example. It is very important for data scientists to understand the con...

October 20, 2020

by Ajitesh Kumar

· 20,912 Views · 6 Likes

Real World Examples and Use Cases for Apache Kafka

Architectures across the Globe and Industries

October 20, 2020

by Kai Wähner

CORE

· 40,505 Views · 3 Likes

Dataweave Playground Sans Docker

New tooling for transforming metadata leverages and improves your Dataweave skills.

October 20, 2020

by Mitch Dresdner

· 9,790 Views · 2 Likes

How to Scan a Barcode Image in Java

Use an API to scan or look up a barcode. Supported barcode types include AZTEC, CODABAR, CODE_39, CODE_93, CODE_128, DATA_MATRIX, EAN_8, EAN_13, ITF, MAXICODE, PDF_417, QR_CODE, RSS_14, RSS_EXPANDED, UPC_A, UPC_E, All_1D, UPC_EAN_EXTENSION, MSI, PLESSEY, and IMB.

October 20, 2020

by Brian O'Neill

CORE

· 11,724 Views · 1 Like

Create Your Own GPS-Tracker Using LoRa

This post describes how to create your own GPS tracker using Pycom LoPy microcontrollers.

October 20, 2020

by Yves Debeer

· 18,841 Views · 6 Likes

State Design Pattern In Java

State Design Pattern — a behavioral design pattern that allows an object to change its behavior when its internal state changes.

October 19, 2020

by Brijesh Saxena

CORE

· 5,385 Views · 6 Likes

Mulesoft Anypoint Platform SSO Implementation (Auth0)

Mulesoft Anypoint platform SSO configuration. Log in through Social media, Database, Active directory or Auth0 user, etc.

October 19, 2020

by Mukesh Thakur

CORE

· 11,359 Views · 5 Likes

Tracking Changes in MongoDB With Scala and Akka

Leverage change streams feature in MongoDB to get every change occurring in real-time.

Updated October 16, 2020

by Hubert Skowronek

· 8,879 Views · 4 Likes

How to Merge DOCX Files and Replace Text Strings in Java

Combine multiple Office Word Documents (docx) into a single document; Instantly find and replace specific text string variables like names and dates.

October 15, 2020

by Brian O'Neill

CORE

· 9,244 Views · 3 Likes

Builder Design Pattern in Java

The Builder design pattern is designed to provide a flexible solution to various object creation problems in object-oriented programming.

Updated October 15, 2020

by Brijesh Saxena

CORE

· 10,784 Views · 8 Likes

Project Reactor — Reactive Programming With Spring, Part 2

I will provide an overview of Project Reactor, a reactive library based on the Reactive Streams specification.

October 15, 2020

by Anna Eriksson

· 37,553 Views · 20 Likes

How SQL Server Stores Data Types: sql_variant

In this article, see how SQL Server stores data types.

October 15, 2020

by Randolph West

· 8,996 Views · 4 Likes

How to Use Spring Cloud Gateway With OAuth 2.0 Patterns

This article will show you how to use Spring Cloud Gateway for routing as well as traditional Servlet API microservices.

October 15, 2020

by Jimena Garbarino

· 31,263 Views · 3 Likes

Anti-Virus and 0-Day Threat Protection for Java Web Applications

With APIs predicted to become the focus for future cyberattacks, it's improtant to protect your Java applications from attacks from day one.

Updated October 15, 2020

by Brian O'Neill

CORE

· 18,594 Views · 4 Likes

Top 12 Best Alternatives To PhoneGap

It has been one of the most popular choices when it comes to cross-platform app development. But “Nothing is permanent but change”, as we say. Find out more!

October 15, 2020

by Ankit Kumar

· 16,867 Views · 3 Likes

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