Tech

Techblog Blogs

Traffic to multiple Openshift Clusters, a NodePortService usecase

In my previous post I’ve described how you can set up multiple infranodes with multiple ingress controllers, just in case you have to deal with some existing networks. But what…

Robert Jan de Groot
10 augustus, 2021

Techblog Blogs

Setting up multiple Ingress Controllers on Openshift 4.x

When installing Openshift on-premise or in the cloud, by default you’ll get a single ingress controller. It’s the well known *.apps ingress controllers and it forwards all traffic from *.apps.yourcluster.yourdomain…

Robert Jan de Groot
10 augustus, 2021

Techblog Blogs

HelloWorld: Micronaut, Docker, GraalVM, Kubernetes and Helm

No, it’s not a buzzword bingo, but a HelloWorld example. Many examples of Micronaut projects can be found online, but they almost all focus on Micronaut features. The project described…

Luc Gorissen
14 juni, 2021

Techblog Architectuur

Doorbreek het digitale plafond van cloud computing

Vanaf maart 2020 is gebleken hoe solide de Nederlandse digitale infrastructuur eigenlijk is. We zijn toen zonder noemenswaardige problemen, van de ene op de andere dag, massaal op afstand gaan…

Marc Kuijpers
11 juni, 2021

Techblog Architectuur

Wat is Serverless en waarom is het nu ineens populair?

Serverless is een andere manier van denken over hoe gebruik gemaakt kan worden van de cloud infrastructuur. In traditionele zin maak je gebruik van een eigen server waar de eigen…

Ruud Welling
9 juni, 2021

Techblog Tech

Micronaut vs Quarkus – Part IV: Going Native

One of the promises of both Micronaut and Quarkus is to make it easy to run microservices as native images. Native images promise faster startup times and a lower memory…

Roger Goossens
17 mei, 2021

Techblog Blogs

Getting started with Quarkus

The last couple of years I have worked and experimented a lot with injection frameworks. New frameworks like Micronaut and Quarkus in my personal environment, while professionally working primarily with…

Dirk Janssen
15 april, 2021

Techblog Blogs

Fixed vs Growth Mindset: how to (not) limit yourself

Inevitably, in IT we keep learning new things all through our careers to be able to keep up with the ever changing digital future. This is no different from other…

Stephan Vos
15 februari, 2021

Techblog Blogs

Adding USB devices to your containers

While this may seem like an uncommon scenario, it’s very useful to add USB devices to your containers. Imagine running Home Assistant in your container and having a Z-wave or…

Robert Jan de Groot
3 januari, 2021

Techblog Blogs

How we installed Openshift 4.5 UPI with Static IP’s on VMWare

In this blogpost I’ll explain how we have set up Openshift 4.5 on a VMWare environment using the ‘User Provided Infrastructure’ installation method. Whereas Openshift 4,1 and 4.2 had mandatory…

Robert Jan de Groot
9 november, 2020

Techblog Blogs

Business Intelligence and the stuff of dreams – Part 2: The magic of understanding what is happening now

In my previous blog I introduced you to TIBCO Spotfire and why it’s such a powerful tool. In this blog, I’ll show you that together with additional TIBCO components, it…

Eric Hans van Wingerden
10 september, 2020

Techblog Blogs

Business Intelligence and the stuff of dreams – Part I: Introducing TIBCO Spotfire

Business Intelligence, Data Science, Big Data, Analytics: decades have passed since we first added these words to our day-to-day vocabulary. In fact, I have been talking about these subjects, implementing them,…

Eric Hans van Wingerden
3 september, 2020

Techblog Blogs

Micronaut vs Quarkus – Part II: Micronaut First Contact

In the first part of the series we built a REST microservice using the well- known Spring Boot framework. Long overdue – let’s blame it on the summer season and…

Roger Goossens
19 augustus, 2020

Techblog Blogs

How to implement AWS CLI access using SAML 2.0 and Active Directory Federation Services ?

AWS supports identity federation using SAML (Security Assertion Markup Language) 2.0. Using SAML, you can configure your AWS accounts to integrate with your identity provider (IdP). Once configured, your federated…

Jan van Zoggel
3 augustus, 2020

Techblog Blogs

Spring Cloud Config Server with Camel

First of all, a disclaimer: this post will outline an interesting solution to an interesting problem that only exists due to the infrastructure being as it is and choices what…

Thomas Janssen
4 juli, 2020

Techblog Blogs

Quarkus and Apache Camel

One of the biggest arguments against Java that is always coming up in discussions is the fact that it is bloated. In comparison to some other (newer) languages I always…

Dirk Janssen
9 juni, 2020

Techblog Architectuur

iPaaS, a technological synonym for a Digital Business Platform?

In my last blogpost I emphasized on the importance of an iPaaS for digital businesses and the ability to support “a wide variety of endpoints and data formats, domains, constituents…

Rubén Middeljans
8 juni, 2020

Techblog Blogs

Micronaut vs Quarkus – Part I: The Spring Boot Chronicles

In this series of articles Terra10 rockers Dirk Janssen and Roger Goossens will explore the brave new world beyond the Spring Boot ecosystem and will dive into two promising microservice…

Roger Goossens
28 mei, 2020

Techblog Blogs

How to run an AWS X-Ray sidecar container in a private subnet

We are running cloud native applications in a private VPC meaning the elastic network interfaces don’t have direct internet access, not even through a NAT Gateway. Instead the AWS Lambda…

Jan van Zoggel
22 mei, 2020

Techblog Blogs

Server-sent Events

Lately I have been working as a full stack developer, I have been working on an Angular front end in combination with some Spring-Boot backend services. Very hip and trendy…

Dirk Janssen
18 mei, 2020