Data Engineering Resources

Understanding Spark SQL, DataFrames, and Datasets

Let's take a look at understanding Spark SQL, DataFrames, and Datasets and explore how to create DataFrames from RDDs.

September 14, 2018

by Teena Vashist

· 28,694 Views · 5 Likes

Simplifying Microservice Architecture With Envoy and Istio

See how Envoy and Istio can simplify your microservice architecture with service discovery, service-to-service and end-user authentication, and more.

September 14, 2018

by Samir Behara

· 11,496 Views · 11 Likes

Git and Its Different Branch Types

For any new Git users, take a look at the different types of branches that run on local and remote machines and their differences.

September 14, 2018

by Kun Zhou

· 22,365 Views · 5 Likes

Arrays.hashCode() Vs. Objects.hash()

Want to learn more about the difference between types of hashCode? Check out this post where we compare the Arrays.hashCode() and Objects.hash() methods.

September 13, 2018

by Dustin Marx

· 35,046 Views · 19 Likes

The Simple Way to Parse JSON Responses Using Groovy and Katalon Studio

Many people have asked how to retrieve information from JSON responses and parse the JSON format in Katalon Studio. Check out this post to learn more!

September 13, 2018

by Marek Melocik

· 186,439 Views · 5 Likes

Working With Embedded Java Databases (H2) and IntelliJ IDEA [Video]

Find out how to use the embedded H2 database properly and efficiently with the help of IntelliJ Idea in this short and practical video.

September 13, 2018

by Marco Behler

· 51,503 Views · 1 Like

Containerizing a Spring Data Cassandra Application

Look at containerizing a Spring Data Cassandra Application. More specifically, how to put a Spring application that connects to a Cassandra database into containers.

September 13, 2018

by Dan Newton

· 8,401 Views · 1 Like

Monolith to Microservices Using the Strangler Pattern

Moving from a monolith to a series of microservices poses many challenges. See how the Strangler pattern can help make this transition smoother.

September 13, 2018

by Samir Behara

· 132,797 Views · 44 Likes

How to Develop a RESTful Web Service in ASP.NET Web API

Let's take a look at a tutorial that explains how to develop a RESTful web service in ASP .NET with a web API.

Updated September 13, 2018

by Abhijit Pritam Dutta

· 150,882 Views · 9 Likes

Testing Microservices: Tools and Frameworks

Let's explore a testing stack for microservices applications, comprised of the Hoverfly, Pact, and Gatling tools and frameworks.

September 13, 2018

by Piotr Mińkowski

· 30,778 Views · 5 Likes

Want to learn more about how to set up an AWS ECR login token with Java? Check out this post to learn more about using the ECR registry in Rancher.

September 12, 2018

by Rajan Patel

· 11,166 Views · 2 Likes

Query Databases Using Java Streams

In this article, you will learn how you can write pure Java applications that are able to work with data from an existing database.

September 12, 2018

by Per-Åke Minborg

· 40,084 Views · 15 Likes

Breaking the Monolithic Database in Your Microservices Architecture

As you break down your monolithic codebase to move to microservices, don't forget about your database. Learn how to break down your database.

September 12, 2018

by Samir Behara

· 118,696 Views · 34 Likes

Apache NiFi With Rule Engine

In this quick post, we take a look at how to use Apache NiFi, and open source big data platform, to perform data manipulation.

September 12, 2018

by Yehuda Korotkin

· 16,140 Views · 3 Likes

Kubernetes FAQ: How Do I Configure Storage for a Bare Metal Kubernetes Cluster?

If you've ever had issues configuring storage in this case, then this post is for you. Learn more about how storage and Kubernetes work.

September 12, 2018

by Anita Buehrle

· 10,250 Views · 4 Likes

UUIDs With MongoDB and Node.js

Let's take a quick look at UUIDs with MongoDB and Node.js and also explore an example of how to use uuid-mongodb to query MongoDB.

September 12, 2018

by Carmine DiMascio

· 21,039 Views · 3 Likes

APM Tools Comparison: Which One Should You Choose?

APM tools are important for monitoring the performance pf applications and helping you solve performance problems. So how do you know which one is best?

September 12, 2018

by Andrei Guchin

· 14,470 Views · 1 Like