While cloud technologies and modern programming models like cloud-native have been around for several years, most enterprise applications are still run on-premises and/or use classic stacks and application servers.
Not all applications need to be, should be or can be modernized. However for many applications it makes a lot of sense. In this article I list my top 10 reasons why enterprise applications should be modernized. (more…)
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Application Modernization Resources on IBM Developer
In this short blog I list resources IBM provides around the topic 'Application Modernization' which is a topic that gets more and more important for companies as part of their journey to the cloud and their digital transformation strategy. (more…)
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Modernizing Java Applications with IBM’s Transformation Advisor
This article describes how to use IBM's Transformation Advisor tool which helps transforming Java EE applications that run, for example on WebSphere Liberty, into cloud-native applications and microservices. (more…)
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Securing Vue.js Applications with Keycloak
I've built a new sample that leverages Keycloak to do authentication and authorization in Vue.js and Quarkus applications. This article describes how to authenticate users in Vue.js web applications. (more…)
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Security in Quarkus Applications via Keycloak
I've developed a sample that leverages Keycloak to do authentication and authorization in Quarkus applications. In this article I share my experiences and tips. (more…)
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Setting up Keycloak in OpenShift
I've built a new sample that leverages Keycloak to do authentication and authorization in Quarkus applications. This article describes how to set up Keycloak in OpenShift, for example Red Hat OpenShift on IBM Cloud. (more…)
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Deploying Quarkus Apps on OpenShift without local Setup
This article explains how to deploy Quarkus applications on OpenShift as quickly as possible. All you need is an OpenShift cluster with enough memory. Everything else can be done in the browser. (more…)
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Deploying CodeReady Workspaces on the IBM Cloud
This short article describes how to deploy CodeReady Workspaces on OpenShift on IBM Cloud. The deployment is pretty straight forward with one exception which is explained below. Knowing this trick can save you some time and it makes the first time experience more enjoyable. (more…)
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Workshops: Reactive Apps with Quarkus and OpenShift
In the context of cloud-native applications the topic 'reactive' becomes more and more important, since more efficient applications can be built and user experiences can be improved. If you want to learn more about reactive functionality in Java applications, read on and try out the sample application and the two new workshops. (more…)
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Using the OpenJ9 JVM for Quarkus Applications
As defined on the home page, Quarkus is "a Kubernetes Native Java stack tailored for OpenJDK HotSpot and GraalVM". Since I'm a big fan of OpenJ9, I've quickly measured memory usage of my reactive sample application where I run a microservice once with OpenJ9 and once with HotSpot. (more…)
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