• [HOWTOS] Vagrant with VirtualBox in WSL

    calendar Apr 1, 2026 · 2 min read  ·
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    Vagrant with VirtualBox in WSL

    Don’t do it – unless you are brave or really require it Vagrant with WSL is a constant mix of Linux and Windows. I personally think, there are very good reasons to use Vagrant with WSL, which is why I still do it, but not all features work and especially not out of the box Setup Please also check the official Vagrant …


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  • [POSTS] CV Generator

    calendar Mar 15, 2026 · 7 min read  ·
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    Imagine you're working from home, as everyone does in your company. You're contacting a colleague who is supposed to be tasked with a new project. Me Good morning Carl, how is life? Could you please create a new app to generate a CV? Let me send you the specifications... Carl Awesome, yeah, I’m fine, hope you’re doing …


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  • [POSTS] Let's make it golden - My Golden Kubestronaut challenge

    calendar Feb 25, 2026 · 12 min read  ·
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    Dear readers, I made it! During Cyber Week, I decided to become a Golden Kubestronaut, and finally I made it! It's a proud feeling to achieve something that only a bit more than 300 people have achieved before. Exam overview Code Name Type Passing score ICA Istio Certified Associate Performance-based 68 LFCS Linux …


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  • [POSTS] Kubestronaut

    calendar Dec 22, 2025 · 8 min read  ·
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    Already at the end of October, I decided to take the CKA exam to underline my Kubernetes knowledge. When I started preparing for it, I received a phone call telling me that a potential customer might be interested in Azure skills. Because of this, I postponed my CKA plans and decided to take the Azure exams first, …


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  • [POSTS] Azure Certifications

    calendar Nov 20, 2025 · 5 min read  ·
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    Azure Certifications

    To be honest, I didn’t have a website in November 2025, but since I am mainly speaking about my experiences in November, I changed the date. This also gives me the chance to provide a bit more detail on things I learned later on. At the beginning of November, I decided to pursue some Azure certifications. Initially, I …


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