Data Engineering Resources

How to Use Xively Platform in an IoT Project

This tutorial explores how to use Xively and how to connect a “smart object” to Xively platform.

July 4, 2016

by Francesco Azzola

· 19,701 Views · 2 Likes

Performance Improvement in Java Applications: ORM / JPA

This article recommends practices for when you are developing an application using a JPA provider or directly an ORM framework.

July 3, 2016

by Gustavo Gomes

· 31,155 Views · 49 Likes

Meet Kapua: An Open Source End-to-End IoT Cloud Platform

Red Hat, Eclipse, and Eurotech have announced Eclipse Kapua — an end-to-end open source IOT cloud platform that combines and enhances several current solutions.

July 1, 2016

by Mike Gates

· 16,419 Views · 6 Likes

My Favorite Spring Data JPA Feature

I’m impressed by the complexity of query you can write using Spring Data. My favourite feature is returning the first or top records from a table.

July 1, 2016

by Martin Farrell

· 48,020 Views · 26 Likes

Insert Items to DynamoDB Tables Using Java

Read on to learn how you can use good old Java to get items set up within DynamoDB tables.

July 1, 2016

by Emmanouil Gkatziouras

CORE

· 31,757 Views · 3 Likes

Automating Penetration Testing in a CI/CD Pipeline: Part 3

The final part of a series on using OWASP ZAP to integrate penetration testing into your continuous delivery pipeline using AWS and Jenkins.

July 1, 2016

by Nick DeClario

· 5,745 Views · 2 Likes

Microservices With Go Micro and NATS.io

Oren Golan published an excellent piece on his blog this past weekend sharing an example of how Micro and NATS are providing microservices for financial modeling and Bitcoin visualization.

June 30, 2016

by Brian Flannery

· 9,600 Views · 2 Likes

Visualizing Concurrency Patterns in Go

Ivan Daniluk shows over 10 visualizations of concurrency patterns in Go, including timers, ping-pong, servers, and goroutines leak.

June 29, 2016

by Ivan Daniluk

· 9,733 Views · 10 Likes

Displaying SQL Data in a Text Box Using C# [Code Snippet]

Here's a quick and easy way to put SQL database info into a text box when using C#.

June 29, 2016

by Arun kumar

· 28,175 Views · 3 Likes

CASE Statement in GROUP BY

Sometimes tackling a problem in a single query isn't the best approach. We have a look at a scenario where a CASE statement is needed in a GROUP BY clause. What's the best way to handle this?

Updated June 29, 2016

by Grant Fritchey

· 22,805 Views · 2 Likes

Zero-Downtime Deployment With a Database

Here's how to set up your database so that you'll be able to roll back to a previous version and update your connected app with zero downtime.

June 28, 2016

by Marcin Grzejszczak

· 17,736 Views · 8 Likes

Unit Testing JPA... Stop Integration Testing!

This article takes a look at why you should, and how you can, unit test your JPA classes.

June 27, 2016

by Michael Remijan

· 79,044 Views · 15 Likes

Create DynamoDB Tables with Node.js

In this post, we look at how to create tables in DynamoDB using Node.js.

June 26, 2016

by Emmanouil Gkatziouras

CORE

· 16,817 Views · 2 Likes

Create DynamoDB Tables With Java

Check out how to create tables in a DynamoDB instance using Java.

June 25, 2016

by Emmanouil Gkatziouras

CORE

· 18,762 Views · 4 Likes

Setting Up MySQL Without Root Access

This article covers how to install and run MySQL as a non-root user in Linux.

June 24, 2016

by Vivek Raman

· 23,369 Views · 2 Likes

Groovy Goodness: Turn a Map or List as String to Map or List

In Groovy, you can turn a map or list into a string--but how do you change it back? Read on to find out.

June 24, 2016

by Hubert Klein Ikkink

· 29,073 Views · 2 Likes

Microservices, Verticals, and Business Process Management?

How do you decompose the business logic of an application and really break up the monolith? Read on to see how business logic and microservices fit together.

June 24, 2016

by Ralph Soika

· 22,087 Views · 17 Likes

Database Connector Output As Payload or Flow Variable

This article will show you how to make your Mule Database Connector Output more useful.

June 24, 2016

by Manik Magar

· 22,863 Views · 3 Likes

Docker Compose + NATS: Microservices Development Made Easy

How to keep Docker environments lean and scalable using the open source NATS messaging protocol.

June 23, 2016

by Brian Flannery

· 13,467 Views · 2 Likes

Using a Chi-Square Test to Satisfy Benford's Law With Python

Learn how to run a chi-square test in Python to analyze the distribution of factorials to satisfy Benford's Law, which is often used in fraud detection.

June 23, 2016

by John Cook

· 7,906 Views · 4 Likes

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