Data Resources

''AAA'' API Testing - Accessible, Affordable, Agile

How Service Virtualization addresses the growing challenge of testing third-party APIs.

September 22, 2016

by Heather Peyton

· 5,859 Views · 4 Likes

See how to protect your data on MongoDB with point-in-time backups. This article walks you through the steps to configure and use your backups to ensure your data's safety.

September 22, 2016

by David Murphy

· 10,482 Views · 2 Likes

Serenity BDD and the Screenplay Pattern: Designing SOLID Actors

In this article, Jan Molak answers some of the most popular questions related to designing Screenplay Actors and making them SOLID.

September 21, 2016

by Jan Molak

· 8,180 Views · 5 Likes

Modeling Microservices at Spotify with Petter Mahlen

At a microservices talk in March in Sweden, Petter Mahlen, Backend Infrastructure Engineer at Spotify, spoke to a packed house at Jfokus about microservices.

September 21, 2016

by Carissa Karcher

· 23,034 Views · 15 Likes

Change Data Capture Using Apache NiFi

Capturing all changes from a relational database with Apache NiFi is very easy and explained. CDC is a common use case for extracting transactional data in a streaming manner to populate a datawarehouse or datalake in Hadoop.

September 20, 2016

by Mark Herring

· 20,746 Views · 4 Likes

A Couchbase Index Technique for LIKE Predicates With Wildcard

Take a look at some of the latest changes to Couchbase in action, including a more efficient way to index and query your data.

September 20, 2016

by Tai Tran

· 11,161 Views · 13 Likes

How MySQL X Plugin Works Under the Hood

X Plugin allows MySQL to function as a document store. We don’t need to define any schema or use SQL language while still being a fully ACID database.

September 20, 2016

by Miguel Angel Nieto

· 6,731 Views · 3 Likes

OpenStack: Core Components

OpenStack is an open source cloud software which consists of a series of allied projects controlling large pools of computing, storage, and network resources in a data center while managing through a dashboard. Let's look in detail at its various core components.

Updated September 19, 2016

by Sree Tejaswi

· 75,187 Views · 22 Likes

High-Quality Recommendation Systems with Elasticsearch: Part I

We argue that recommendations and search are two sides of the same coin. Both rank content for a user based on “relevance.” The only difference is whether a keyword query is provided. Read this article to find out more.

Updated September 18, 2016

by Doug Turnbull

· 11,909 Views · 7 Likes

Building a Language: Generating Bytecode

Federico Tomassetti's series on building your own language reaches bytecode.

September 18, 2016

by Federico Tomassetti

· 15,197 Views · 15 Likes

Monitoring Docker Containers with Elasticsearch and Cadvisor

If you run a Swarm Mode cluster or even one Docker engine, you've likely wondered how to keep track of all that's happening. Read for tips on monitoring your containers.

Updated September 17, 2016

by Lorenzo Fontana

· 12,862 Views · 9 Likes

Hazelcast vs ElastiCache (Memcached)

This article compares Hazelcast to the Amazon Web Services ElastiCache Memcached Engine. Cost, Features, Node Management, Fault Tolerance, Monitoring, and Performance are all evaluated.

September 16, 2016

by Terry Walters

· 10,413 Views · 11 Likes

Rake Tasks: db:seed vs. dev:prime

Using rake db:seed, which is already built into Rails, may seem preferable to using a custom rake task like rake dev:prime. However there's a time and place for both.

September 15, 2016

by Jason Draper

· 4,219 Views · 3 Likes

Wireless Communications in Modern Mobile Technologies

You may want to create applications for a specific device. Before you break out your IDE and start tinkering with hardware, let’s take a quick tour of Bluetooth, Wi-Fi, NFC and mobile data to learn how these technologies work, and which applications each one is best suited for.

September 15, 2016

by Lance Gleason

· 13,603 Views · 4 Likes

Kafka Real-Time Visualization

Alooma Live allows you to visualize your data streams in real time. Come check out how it works using a Kafka cluster!

September 14, 2016

by Itamar Weiss

· 14,634 Views · 6 Likes

How HashMap Works in Java

HashMap questions are common in job interviews. Here's some in-depth explanation of how HashMaps work internally in Java.

September 12, 2016

by Jackson Joseraj

· 258,931 Views · 96 Likes

Event-Driven Microservices With Vert.x and Kubernetes (Part 1 of 3)

Learn how to set up an event-driven microservices architecture using Vert.x's Verticle class. This introductory post covers how to use and configure Vert.x.

September 12, 2016

by Andy Moncsek

· 27,980 Views · 11 Likes

Which Cloud Platform Is Ideal to Host IoT Apps?

The cloud helps put the 'I' in IoT. See which platforms are making the move to support IoT and what they offer.

Updated September 9, 2016

by Milita Datta

· 16,510 Views · 11 Likes

Containerizing Stateful Applications

Can stateful applications be containerized? Or are containers only good for stateless applications?

September 7, 2016

by Jim Bugwadia

· 17,766 Views · 13 Likes

Simple Sample: Oracle NoSQL With Docker Compose

This quick example demonstrates the usage of Docker Compose co-ordinating an Oracle NoSQL container and a dependent container running its (Java) client.

September 7, 2016

by Abhishek Gupta

CORE

· 4,314 Views · 6 Likes

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