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Open-Source Summit EU 2022 - what have you missed?

Introduction This year, I had the chance to visit the Open-Source Summit EU in Dublin and I decided to write a short post highlighting the things that were most interesting to me and hopefully to you, too. So, what did you miss? Tuesday (13/09/2022) Confidential Computing and Privacy-Enhancing Technologies - Mike Bursell, Profian We sort of know how to isolate workloads running on a single host from one another, using VMs, containers, whatever…...

20 September, 2022 · Me

Dealing with a Google Kubernetes Engine Cluster Outage

This post was originally posted to the heurekadevs.cz blog. Intro As the infrastructure team at Heureka, we are responsible for providing certain infrastructure components as a service (Infrastructure as a Service, or IaaS) to our developers. One such service is Kubernetes, for which we use the Google Kubernetes Engine, which serves as the core for many of our services, both in our “legacy” on-prem and in the cloud. Everything was running smoothly for a few months, until one day (luckily not while in full production yet); our pre-production (staging) cluster went down....

31 March, 2022 · Me

Safe rm -rf *

Every once in a while, you have to delete all files and folders recursively. Maybe you are doing this to clean up and you put a lot of time and thought to each command. Maybe you just need a quick clean up of your starting project to start over while learning. But maybe you are traversing directories back and forth, and need to wipe a lot of them at the same time, quickly....

16 March, 2022 · Me

Workplace ergonomics - Revisited

Revisited In the first article of mine on ergonomics, I have written about some steps I have taken in the past to help me work at a computer more comfortably as a software (or rather, an infrastructure) engineer full-time. We have gone through various topics, such as what table and chair that I am using, which mice I have tried and so on. Most of the gear that I have mentioned in that article I still do use, although I have added a few more pieces to my daily arsenal....

28 February, 2022 · Me

Workplace ergonomics

Preface On a daily basis I spend anywhere between 8 to 14 hours in front of a computer screen. Sitting for the entire day throughout multiple weeks, months, years is bound to create problems. Ever since I started experiencing pain just from working on the computer, I have decided to test out various options to ease, or better, mitigate the pain. For me, the major problems were wrist pain, forearm pain, shoulder pain and back pain....

25 September, 2021 · Me