Author: Lucas Jellema
Apache Superset is an open source platform for data exploration and visualization. It can be described as an open, free alternative for Microsoft PowerBI, Tableau, Qlik and Oracle Analytics …
Oracle Cloud Infrastructure DevOps is a service I have written about on several occasions. The OCI DevOps service provides an Artifact Repository, Git Code repositories, Build Pipelines and Deployment …
Triggered by an assignment my son had to do for one of his university courses – and given the fairly light weight laptop we have him work with – …
ChatGPT is a bit of a “tongue twister” so I will speak of Cheppy. AMIS has a long history of spotting, exploring, embracing and rolling out new concepts and …
The best solution may not be the best solution. Depending on the scope in which you consider the alternatives, you may arrive at the wrong conclusion. Consider only the …
Go – sometimes Golang because internet searching for just “go” is quite impossible – is a popular programming language. It was initially launched in 2012 and as been gaining …
OCI Functions are powerful components in a cloud native world. Triggered by events and direct requests, these functions are engaged to perform a specific task. Which could be almost …
“Can we let go of that office building?” (we pay rent, utilities, furniture – is that still necessary or justified) “Well, I believe Chris is still making use of …
Some of the data used by Terraform to create cloud resources is sensitive and should not be stored in plain text in source code repositories. Examples are passwords, client …
This article describes how a Terraform plan can read configuration data at plan and application time from local or remote JSON documents to provide dynamic, easily and centrally maintainable …
Terraform is used for automated provisioning of resource on Oracle Cloud Infrastructure. Resources are defined in HCL – the DSL used in Terraform for describing infrastructure – and these …
Terraform is the tool of choice for automated provisioning of cloud resources on Oracle Cloud Infrastructure (IaC). In two recent articles, I have demonstrated how to create a plan …
The creation of cloud resources on Oracle Cloud Infrastructure is ideally done as Infra as Code using Terraform (plans). No hands need to touch the console, no permissions need …
The creation of cloud resources on Oracle Cloud Infrastructure is ideally done as Infra as Code using Terraform (plans). No hands need to touch the console, no permissions need …
Messages published to an Oracle Cloud Infrastructure (OCI) Queue may not immediately be intended for consumption. It is a not uncommon requirement to make messages available for consumption only …
I should have been aware of it – but I was not. The generic OCI CLI Raw Request option – the uniform approach to any OCI resource query or …
In an earlier article, I have explored the promise of OCI Queue – a managed queue service launched in December 2022. In this article I will show my first …
The new OCI Queue Service provides a straightforward offering: publish messages into a persisted store and allow consumers to retrieve these messages from that store – the oldest message …
Container Instances on Oracle Cloud Infrastructure are VM based environments that can be leveraged as “serverless” container runtimes. Once a container instance has been defined – which is a …
Over the last few days, in this pre-Holiday season period, Oracle has released a number of interesting new services and updates to existing services. I plan on exploring them …
I recently tried to get Unified Auditing going for Oracle Database XE. I could not really find instructions – not even through ChatGPT – and finally reached out to …
GitHub Copilot helped me write a Java application to process a CSV file. Not a hard task – though one that in Java always feels much harder than in …
A Service Mesh can provide many facilities regarding traffic management between microservices – from simple routing and load balancing, producing telemetry to applying complex routing logic and security policies. …
Backstage is the Developer Portal Platform that has come out of Spotify and now lives under the CNCF (Cloud Native Compute Foundation) umbrella where it is one of the …
Recently the OpenTelemetry project launched a demo application that demonstrates many aspects of instrumentation, metrics and trace gathering, providing insight across multi-service, multi-technology application stacks and in general how …
I have prepared a Gitpod wokspace definition that allows me to start a fresh development environment with the latest release of Dapr (dapr.io) installed as well as supporting containers …
Gidpod provides ephemeral development environments. Run a Gitpod workspace and get a clean environment with precisely those components that have been configured for the use case or context you …
Two colleagues wanted to try out Kubernetes and more specifically deployment of an application on Kubernetes that was not entirely trivial. One that consists of at least two Pods …
A conference such as Devoxx is a great opportunity to get inspired into trying out tools and technologies that may not or only be vaguely be known as they …
End of day two. So many topics already were presented, demonstrated, discussed, tried out to and by me. This article is just a very brief overview of what caught …
This article describes how you can run your very own Oracle Database from your browser using Gitpod. With a free account (50 hours Gitpod use per month), you can …
The challenge was as follows: provide a handson workshop environment – consisting of nothing more than a browser connected to our office’s Wifi network – for visitors to the …
Gitpod.io is a SaaS for software developers (that can also be used in self-hosted mode on Kubernetes). Gitpod makes workspaces available – typically based on a Git repository – …
Based on the fascinating Twitter thread by Philipp Salvisberg covering the presentation by Gerald Venzl at DOAG 2022 I would like to mention a few of the features that …
There are two public cloud. AWS and Azure. That is not actually the case – but that is how sometimes it may seem. A third cloud is frequently listed …
For the Open Day we organize shortly for our family, friends, neighbours and other interested parties, my colleagues create a custom web application to support our QR Scavenger Hunt …
Running “docker compose” in a VM on Oracle Cloud Infrastructure is perhaps not the ideal way to go – which probably would be OKE (Kubernetes) in order to benefit …
My challenge: replicate changes from database A to database B, once per day. The tables involved are pretty big (100M records). I really would not want to process them …
Front end development can be an art. An almost pixel by pixel design, a careful crafting UX or even CX. And there is a time and place and technology …
This article shows you can quickly get started with a free, managed PostgreSQL database with a table full of country data (using ElephantSQL). ElephantSQL is a hosted, managed PostgreSQL …