I'm Patrik Duditš and I've been doing Java development for almost 25 years now. During that time I haven't been writing all that much, and maybe this will change with this blog.
While majority of Unpoly magic happens on the client-side the server still stays in control. Unpoly utilizes HTTP headers in request and response to steer both server and client-side actions
2026, Mar 03 — 10 minute(s) readI am great fan and supporter of Unpoly. It enables you to create very responsive user interfaces while enabling very reasonable server-side model and allows you to keep most of the interaction decisions at server side. I had the opportunity to speak at Devoxx Belgium about it in 2024, and this is textual version of that talk.
2026, Feb 26 — 11 minute(s) readFirst step in resurrecting the blog was to make it deploy to Netlify. It ended up being quite straightforward.
2026, Feb 25 — 2 minute(s) readThese are some old articles written ages ago I didn't have heart to just discard in this incarnation of blog
Instead of parsing Payara's JSON or regular log output it is possible to configure logback to send the data to logstash directly.
2017, Nov 30 — 8 minute(s) readA method to upgrade Jenkins using it's facilities for upgrade at restart when it is not possible to let Jenkins download the update itself.
2017, Sep 07 — 3 minute(s) readIn previous post we managed to run Payara on Kubernetes. This is of course bit dull without applications deployed. Next we will create an actual aplication, that will deploy with official Payara container. We will use the full profile Payara, just to demonstrate, that microservices can be built using standard distribution. Let's see what we will need to have our app in Kubernetes as well: .war Maven project Fabric8 Maven plugin Docker for Windows...
2017, Jun 22 — 6 minute(s) readNotes from attempts at using Fabric8 (a discontinued Kubernetes PaaS) on Azure before AKS.
2017, Jun 17 — 5 minute(s) readIn the first part of hopefully longer series I will focus at the tasks one should do to get plain server -- without the app, but a Java EE full profile one -- up and running in Kubernetes cluster. Installing the tools For this series I will be using my Windows 10 Home notebook. Particulary important consequence of that is, that Hyper-V is not availble . I will therefore use VirtualBox. Step 1: Install VirtualBox There's...
2017, May 23 — 4 minute(s) readUsing Nexus and maven-frontend-plugin for developing in obnoxious proxy situation.
2016, Nov 16 — 8 minute(s) readI've done a training with two-day Java EE overview. This is annotated browser history of the things I showed. Links and descriptions relevant for year 2016, but some may be current yet nowadays.
2016, Aug 26 — 3 minute(s) readWhen you try to automate your Glassfish administration duties with its REST API using POST or DELETE methods, and all you get is HTTP response 400 and zero content, you forgot to read this: REST requests that add, update, or delete objects must specify the X-Requested-By header with the value GlassFish REST HTML interface. It is intended to prevent CSRF attacks as noted in Jason's Lee post .
2012, May 23 — 1 minute(s) readStandard XML digital signature is matter of configuration in JAX-WS.
2012, Apr 20 — 2 minute(s) read