Apache NiFi: JSON to SOAP

Maarten Smeets 1

Apache NiFi is a powerful open source integration product. A challenge you might encounter when integrating systems is that one system can produce JSON messages and the other has a SOAP API available. In this blog post I’ll show how you can use NiFi to convert JSON input to a […]

Sorting an Angular Material table – how to use MatSort and sortingDataAccessors

Emmy Hermans

Angular Material provides the MatSort directive as an easy way the include interactive sorting in the tables of your application. In this blogpost I will show the best way to add sorting to your Material table. In addition, I will show how to use custom sortingDataAccessors to sort on nested properties and case insensitively, and how to combine different sorting requirements.

Brief: What is Oracle Wallet?

Lucas Jellema

An Oracle Wallet is an encrypted file that contains database credentials – username and password – for connecting to an Oracle Database. This avoids writing hard code user passwords in a shell script or in an application database configuration file. A wallet can also contain certificates – for example for […]

Trouble shooting while upgrading a VM with Minikube, Elasticsearch and Kibana (using the –vm-driver=none option) –on my Windows laptop using Vagrant and Oracle VirtualBox

Marc Lameriks

For a demo, I needed an environment including Elasticsearch and Kibana (Elastic Stack). Lucky for me, I had the configuration for such an environment using Vagrant and Oracle VirtualBox. In the past, I already set up such a demo environment, available within an Oracle VirtualBox appliance, as I described in […]

Update Go on Linux

Lucas Jellema

It turned out to be a fairly small deal. For reference sake a brief write up of updating the Go runtime on my Ubuntu environment. Current version: go version Find latest releases of Go at https://go.dev/dl/ There is a new one. I copy the link and then run: wget https://go.dev/dl/go1.17.6.linux-amd64.tar.gz […]

Dapr and Kafka–easy binding

Lucas Jellema

Dapr is a runtime framework for distributed applications. Dapr also provides a personal assistant to any application and environment that offers standardized access to different facilities (state, secrets, configuration, pub/sub, actors) and technologies. Simply by using Dapr we can leverage a large number of Dapr components that through the Dapr […]

Personal link shortener in AWS

Frederique Retsema

I like to do presentations about a lot of topics. Most of these presentations are recorded and the link to that recording is then shared to people who couldn’t attend the presentation live. Up to now I used bitly.com to shorten my URLs. Last time that I used bitly I […]

Customizing Dapr–preparing my environment

Lucas Jellema

In other articles I will write about the value of Dapr – as a personal assistant to any application that helps out with state, configuration and secrets, receiving inbound messages, publishing messages and invoking services and that supports microservice architectures through a network of closely collaborating personal assistants to all […]