Data Engineering Resources

Develop Custom Ensemble Models Using Caret in R

Here we review some different ways to create ensemble learning models and compare the accuracy of their results, seeing how each functions better as a composite.

February 13, 2018

by Sibanjan Das

· 16,919 Views · 7 Likes

Scala vs. Python for Apache Spark

When using Apache Spark for cluster computing, you'll need to choose your language. Scala has its advantages, but see why Python is catching up fast.

February 13, 2018

by Tim Spann

CORE

· 32,394 Views · 13 Likes

AWS Cognito User Pool Access Token Invalidation

Since the integrated tools in AWS Cognito aren't enough to invalidate a token once a sign out has been triggered, here's a helpful workaround.

February 13, 2018

by Ugur ARPACI

· 42,326 Views · 5 Likes

Integrate Camunda BPMN With MySQL

In this quick post, we take a look at all the XML code and terminal commands you need to integrate these two interesting technologies.

February 13, 2018

by Praveen Buya

· 14,255 Views · 8 Likes

The Developer's Guide to Collections

It's time for a deep dive into collections in Java, including the defining philosophy of collections, important methods, and advice for implementation.

February 13, 2018

by Justin Albano

CORE

· 49,984 Views · 92 Likes

Apache Ignite: Setup Guide

If you're looking to get started with Apache Ignite, this is the post for you. Learn steps for binary installation, building from sources, and Maven.

February 12, 2018

by Gaurav Rai Mazra

· 10,996 Views · 5 Likes

Machine Learning: Validation Techniques

In this post, you will briefly learn about different validation techniques: resubstitution, hold-out, k-fold cross-validation, LOOCV, random subsampling, and bootstrapping.

February 12, 2018

by Ajitesh Kumar

· 45,878 Views · 5 Likes

Basics for Setting Up a Microservices Architecture in a Project for Spring Boot and Gradle

Learn about the components needed to build microservices architecture in a project for Spring Boot and Gradle to enable continuous delivery/deployment.

February 12, 2018

by Akash Bhingole

· 50,139 Views · 40 Likes

A Beats Tutorial: Getting Started

Get acquainted with the E:L stack and working with the different beats: Filebeat, Packetbeat, Metricbeat, Auditbeat, Heartbeat, and Winlogbeat.

February 12, 2018

by Daniel Berman

· 15,311 Views · 6 Likes

Event-Driven Microservices With Vert.x and Kubernetes (Part 2 of 3)

In Part 2 of this tutorial, you'll learn how to deploy your event-driven microservice application to Kubernetes for easy scaling and failover.

February 12, 2018

by Andy Moncsek

· 22,056 Views · 15 Likes

MQTT + Apache Kafka + InfluxDB + SQL = IoT Harmony

This is a deep dive into real-time and time series IoT data using MQTT, Apache Kafka, InfluxDB, Lenses, and a handful of SQL code.

February 11, 2018

by Stefan Bocutiu

· 29,536 Views · 18 Likes

Real-World Problems Being Solved By Open Source

Learn about the real-world problems open source is tackling - pretty much everything, since 90 to 95% of all apps are built with open source software.

February 10, 2018

by Tom Smith

CORE

· 12,146 Views · 2 Likes

Testing Microservices: A Sane Approach in Pre-Production and Production

This article provides some good advice on how to test microservices: what to do, what not to do, and especially that you need to test everything.

February 10, 2018

by Kim Harrison

· 5,769 Views · 4 Likes

Event Analytics: How to Define User Sessions With SQL

Analyzing user sessions with SQL gives you flexibility and full control over how metrics are defined for your unique business.

February 10, 2018

by Artyom Keydunov

· 13,647 Views · 2 Likes

GraphQL as an API Gateway to Microservices

In this post, we explore something you might not have thought of before: employing GraphQL on your API gateway! Read on for the details.

February 10, 2018

by Everett Griffiths

· 30,107 Views · 11 Likes

Reactive Streams in Java 9

Let's take a deep dive into Reactive Streams in JDK 9, their defining philosophy of asynchronous communication, and how best to use them in your code.

February 10, 2018

by Justin Albano

CORE

· 59,912 Views · 63 Likes