Author: Lucas Jellema
In two previous articles I have described how I have implemented my static web application, served from GitHub Pages, with EntraId authentication and data available only to authenticated users …
In this article I will share what I could not find (exactly) in the documentation and what my AI assistants wildly hallucinated about (too little documentation, too little code …
What is the easiest, cheapest and fastest way to make a static web application available to a group of end users? Probably a public GitHub repository and GitHub Pages. …
The world of automation is undergoing a quiet revolution — not by replacement, but by fusion. Once neatly separated into categories like Test Automation, RPA, Application Integration, and more recently, LLM & Agentic Workflows, …
As an end user you have access to various websites and web applications. You login and and then can look up data, submit requests, manipulate existing records. But in …
The recent announcement of Google’s A2A (Agent-to-Agent) protocol in April 2025 has generated significant buzz in the tech community, particularly or even entirely concerning its association with AI agents. However, while …
AI Assisted software engineering (with the likes of GitHub Copilot, Cursor, Windsurf, Claude, Roo Code and LLM of your choice) maybe bad for innovation, I fear. Why? Because these …
In an earlier article (How to build a Chrome Browser Extension in 15 sentences using Windsurf) I related how I needed only 15 simple sentences to get the Cascade …
I created — well, maybe I should rephrase that to: I was co-creator? a co-inspirator? — a Chrome Browser Extension for uploading local files to an Oracle Cloud Storage …
The relevance of IT for organizations lies in running systems and data. Risks around IT include the risk of data breach — the loss of data — and the …
At the Oracle ACE Virtual Conference in December 2024, Lucas Jellema, CTO at Conclusion, shared insights on how to maximize the benefits of Oracle Cloud Infrastructure (OCI) Object Storage. …
Navigating in the Oracle Cloud console to inspect and manipulate your OCI resources can be cumbersome. Where again are these resources? Which compartment, under which service? Resources that logically …
Scheduling Functions in Oracle Cloud Infrastructure has arrived. In May 2024, the Resource Scheduler was announced. I tweeted (X-ed) at that time that I was a little disappointed that …
ZPR (Zero-trust Packet Routing) is a new and free mechanism in Oracle Cloud Infrastructure to reduce the chances of unintended and potentially harmful network access. Normal network security hinges …
I am excited about a number of things. First and foremost is DuckDB Web Shell — a web assembly implementation of DuckDB that you can run in your browser. …
It is very easy to turn an application into a container image that you can publish, share and deploy using any container runtime, cloud service or Kubernetes (lookalike). The …
Deploying a Vue 3 application to GitHub Pages using the gh-pages npm package is a straightforward and powerful way to make your project live on the web. However, it’s …
For the power end user, an editable data grid is frequently the most productive user interface for quickly editing data. I have been working with Vue 3 for some …
Tags are a useful and a little playful way to provide context for a record. I am building a simple application (using Vue 3 and Vuetify) where a group …
Application integration typically happens in the backend — on the server side- , through fully automated means using APIs, web services, adapters/connectors, integration technology (service bus, event broker, ..) …
I have worked with Jupyter Notebooks in the past – running a server and working with the notebook in my browser. Then I learned about the support in VS …
Send Personalized Mails to a (large) number of Recipients using an Addin and a Browser Extension My main objective when I started dabbling in Outlook Addins was to create …
As part of our 20 year AMIS blog anniversary celebration, I would like to present the OCI File Manager – a free tool that allows users to easily, on …
Outlook Addins are extensions to the Microsoft Outlook Client – both the desktop and the web client. Both are HTML/JavaScript applications – as are the addins. Addins are small …
This article introduces a static Vue 3 web application that is used to navigate the files in an OCI Object Storage Bucket. To upload files to that bucket and …
I am an enthusiastic user of Gitpod – a platform for ephemeral cloudbased workspaces. Click on a URL and a workspace is started for you (and for me). From …
We know pipes in Oracle Database to be an in memory mechanism, ephemeral with loss of data when the database instance is stopped. With limitations on size of messages …
Database Pipes have been around in Oracle Database since release 7. In memory, light weight, non-persistent, fast and a little low level. Somewhat brittle: the contents of a pipe …
As part of the operations around Oracle Cloud Infrastructure, you may want to run periodic jobs. To make backups, clean up log files and other temporary assets, process a …
Web browsers typically implement a “same-origin policy” to prevent code from making requests against a different origin to the one from which the code was served. The intention of …
A very nice, powerful and potentially somewhat dangerous new feature in Oracle Database 23ai: Pre-Authenticated Request URLs for Read Only Data Access on Autonomous Database. In summary: with a …
Yesterday I noticed an announcement of the latest Oracle Database release: 23ai. A long term support release – so one we will be able to use for many years. …
I have create a simple web application for recording short notes that I want to save for later processing. Each note consists of a timestamp and location, a label …
In a previous article I discussed accessing a static web application (a Vue 3 application) stored on OCI Object Storage through API Gatyeway. In this article I used a …
I have been working on a Vue 3 web application. It allows the user to upload photographs and it will display the locations where these photos were taken on …
This article is really just a quick draft to remind myself of some really interesting new Oracle Database features that I want to further investigate. Very succinctly: Pre Authenticated …
It is tempting to consider the cloud a limitless of resources that are always available to us to provision our services from. However, that is of course too simplistic. …
As reported by Microsoft: “Starting at 01:57 UTC on 21 January 2024, customers using Azure Resource Manager might experience errors when trying to access the Azure Portal, Azure Key …
Microsoft provided valuable insight into the behind the scenes situation for a global network incident that happened about a year ago. In this article, I try to summarize my …
Crank up volume on parts of the audio track in a video: I have an MP4 of an interview and one of the two people talking was not caught …
