by Henrik Loeser (data_henrik) | Nov 24, 2021 | big data, data in action, fun, ibmcloud, IT, scripting
Traffic for event streamsRecently, I worked with IBM Cloud Event Streams which is a message bus built with Apache Kafka. I was looking for a simple command-line tool to test my Event Streams instance and to stream access logs into it. That's when I ran into kcat...
by Henrik Loeser (data_henrik) | Nov 18, 2021 | administration, big data, data in action, fun, IBM, ibmcloud, IT, notebook, Python, tools
Building a data lake the serverless wayThis fall, I started another side project. It involves mobility data and its analysis and visualization. As first step and still ongoing, I am building up a data lake (and maybe integrating it into a data fabric). For that, I...
by Henrik Loeser (data_henrik) | Sep 3, 2021 | chatbot, Docker, fun, IBM, ibmcloud, IT, twitter
A Twitterbot at workSome months ago, I discussed cron-like scheduling on IBM Cloud. One of my personal use cases is to send out tweets. In this post, I am going to look into details, into how I implemented a Twitter bot, deployed it to IBM Cloud Code Engine, and how...
by Henrik Loeser (data_henrik) | Jun 15, 2021 | automation, fun, ibmcloud, IT, serverless, terraform
In the era of instant messaging we all still receive emails. They are used for status updates, security alerts or just for proposing really great offers. Recently, I blogged about how to have the IBM Cloud Security Advisor send out alerts using your SMTP-based email...
by Henrik Loeser (data_henrik) | May 13, 2021 | administration, fun, IT, linux, security
Wireshark with Lua-based dissectorWhat do you do on a rainy public holiday with COVID19 restrictions in place? Finally get Wireshark to work with Lua support to have custom dissectors. Dissectors are useful to turn binary garbage into readable TCP or UDP packet...
by Henrik Loeser (data_henrik) | Dec 28, 2020 | conference, developer, fun, github, IT, linux, phone conference, webcams
OBS Studio: My monkey enjoys the beachSimilar to many of you, part of my work and hobbies consists of video conferencing. For some time now, I have been using OBS Studio (Open Broadcaster Software) to create a virtual camera on my Linux system. Recently, I had to...
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