I have created a tutorial “Building a web application with Vue” for the Conclusion Code Café (August 2023). You will find it here in a GitHub Repo. It is targeted at people who — like me six weeks ago — have no experience with Vue or possibly any other reactive…

If I had not seen it, I doubt I would have believed it. If you click this link you will open a StackBlitz workspace right in your browser. You will have VS Code with all sources that make up a web application (Vue 3 in this case) as well as…

I started web development in the ’90s. Plain HTML and JavaScript, some images and perhaps a little bit of CSS. Static websites. I have made quite a journey since those days. And then about a decade ago I got lost. I had gone through Java Servlets, JSPs (Java Server Pages)…

Platys is a tool created by Guido Schmutz, architect and data specialist at Accenture and frequent teacher at various universities. In order to be able to quickly create an environment to investigate a tool, build a proof of concept with a specific combination of technologies or provide all his students…

That is a long title. In this article, I introduce a Gitpod workspace (cloud based ephemeral development environment) in which you can try out NocoDB — an open source low code application development platform. This is an overview of the workspace: Note: Gitpod is a web service for developers (similar…

Click on a button- or this link. Wait about four to five minutes. You will have access to a free cloud based environment with a three-broker-node Apache Kafka Cluster, the AQ HK browser GUI for Kafka and client programs for producing messages and consuming messages in Node, Java, Python and…

The core Formula One data could be represented in a graph like this: Drivers compete in races that are hosted on circuits. A result is achieved by the driver (position and points for the championship). If this is the graph, some questions can easily be answered: With whom has a…

I bet you are used to relational data structures that you query using SQL. And so do I. And there is nothing in terms of data that a good SQL query cannot answer. OK, the query can become quite long — with inline expressions and multiple joins — but it…

In an earlier article, I showed how to quickly get going with an Oracle Database 23c Free instance in a Gitpod workspace — cloud based, ephemeral, quick start, zero install environment. As part of that workspace, you have access to both SQL*Plus and SQLcl as command line interface to work…