Open Liberty Override Configuration

Open Liberty can be easily configured using the server.xml file in it’s config directory. If you’re running your servers in…

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Docker and the JVM

Even though Docker was a 2016 thing, it is still relevant today. It is the foundation of Kubernetes, the most…

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Serverless, Java and FN Project, first steps

Serverless isn’t a new thing, but it is fair to say there is still a lot of hype about it…

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Java: Simulating various connection problems with Toxiproxy

Simulate various connection problems with Toxiproxy and Java’s HttpURLConnection to see what kind of errors get produced: connect timed out vs. read timed out…

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Automating Docker Deployments Using Jib and Payara Micro

If you are like me, you spend most of your day developing applications.  During that time, it is difficult to…

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Persistent Volumes for Database Containers running on a K8s cluster

In one of my previous posts I showed how we can run Oracle XE database on a K8s cluster. That approach works fine…

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Spring Boot Microservices , Docker and Kubernetes workshop – part2

In the previous post we created our first micro service “ProductService” using SpringBoot and Docker. In this part we will go…

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Spring Boot Microservices , Docker and Kubernetes workshop – part1

In this series of workshop we will build few micro services using spring boot, docker and then deploy them into…

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Deploying and scaling an Oracle database on a multi-node Kubernetes cluster

In this post I am going to explain how to deploy and scale an Oracle Express database on a multi-node Kubernetes cluster.…

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