Testing, Deployment, and Maintenance Resources

Enjoying JUnit5's features but wish you could translate them easily to Kotlin? Here's a guide to the @BeforeAll and @AfterAll annotations.

March 30, 2018

by Biju Kunjummen

· 65,000 Views · 4 Likes

Monitoring Microservices with Spring Cloud Sleuth, Elastic Stack, and Zipkin

This article from our new Performance Guide shows you how to monitor and isolate microservices using some third-party tools.

March 30, 2018

by Piotr Mińkowski

· 28,792 Views · 17 Likes

Container Monitoring: Prometheus and Grafana Vs. Sysdig and Sysdig Monitor

It's a monitoring solution smackdown between Prometheus's Grafana and Sysdig's Sysdig Monitor. Who's better suited to your container monitoring needs?

Updated March 29, 2018

by Stefan Thorpe

· 16,401 Views · 5 Likes

Survey Shows Cloud and DevOps Complexity and Culture Concerns

Third annual survey from Quali of 1,300+ IT industry executives share insights on the adoption of cloud and DevOps strategies.

March 29, 2018

by Tom Smith

CORE

· 7,059 Views · 1 Like

Monitoring Kubernetes in Production: How To Guide (Part 1 of 5)

Let's start this series off with a discussion on maintaining the performance of your clusters with a few options, including Sysdig.

March 29, 2018

by Apurva Dave

· 36,975 Views · 13 Likes

Monitoring and Troubleshooting Deadlocks With SQL Monitor

With SQL Monitor, you're alerted to deadlocks as they happen, allowing you to recover any lost processes and put procedures in place to minimize their future occurrence.

March 29, 2018

by Tony Davis

· 12,956 Views · 2 Likes

The Evolution of Distributed Systems

Once upon a time, on a server not too far away, two devs combined two computers and created the first distributed system.

March 29, 2018

by Chanaka Fernando

· 17,539 Views · 2 Likes

The Confusion Matrix in Statistical Tests

It's been a crazy flu season, so you may be interested to learn how to use big data and statistics to learn about diagnostic flu tests available to doctors.

March 28, 2018

by Eli Bendersky

· 21,166 Views · 1 Like

Top 5+ Microservices Architecture and Design Best Practices

This list of best practices will help new and experienced microservices developers make sure that their application is designed effectively.

March 28, 2018

by Ajitesh Kumar

· 115,364 Views · 67 Likes

How to Cluster Images With the K-Means Algorithm

Learn how to read an image and cluster different regions of the image using the k-means algorithm and the SciPy library.

March 28, 2018

by Sibanjan Das

· 59,295 Views · 7 Likes

Source Code Analysis Testing Technique Using SonarQube

Installing SonarQube, access to Maven, and Java 8 are the only things you'll need to get started on running source code analyses.

March 28, 2018

by Arunkumar Velusamy

· 15,129 Views · 3 Likes

Using NSubstitute for Partial Mocks

Sometimes you need to implement partial mocks in your automated testing. We take a look at how to use NSubstitute to do this with your .NET code.

March 28, 2018

by Paul Michaels

· 11,672 Views · 1 Like

Oracle Linux 7: ''One of the Configured Repositories Failed''

We take a look at a quick solution for a problem you might have come up against yourself. It's a quick and easy one, fortunately!

March 27, 2018

by Kevin Hooke

· 6,865 Views · 3 Likes

10 Interesting Use Cases for the K-Means Algorithm

Learn what the k-means algorithm is, learn about its origins, and learn about some key use cases for it.

March 27, 2018

by Kaushik Raghupathi

· 163,176 Views · 6 Likes

5 More Hidden Secrets in Java

If you're a Java developer, these problems have probably given you a headache at some point. Read on to learn how to deal with these 5 tricky secrets.

March 27, 2018

by Justin Albano

CORE

· 34,410 Views · 44 Likes

The Product Owner Role in Software Development

Here we highlight some of the main roles and responsibilities of the Product Owner, so take a look if you are a PO-in-the-making.

March 27, 2018

by Ekaterina Novoseltseva

· 11,093 Views · 3 Likes

Comparing Service Mesh Architectures

Learn about service meshes, the new emerging standard that you'll want to implement as a communication layer in your microservices after seeing its benefits.

March 27, 2018

by Zach Jory

· 17,174 Views · 8 Likes