DSigmund
software developer, team lead, and trainer who thrives in a diverse IT environment, combining DevOps, AI, and creativity to build software, books, and music.
More: https://www.webdad.eu/dominik-sigmund/
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The Nerdy Sixty | (56/60) Robot Finds Kitten | Solution
Solution: Install and play the zen game 'robotfindskitten', where you roam as a robot (#) to find the kitten among random items.
https://webdad.eu/2026/05/29/challenge-robot-finds-kitten_solution/
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The Nerdy Sixty | (56/60) Robot Finds Kitten | Challenge
Install and play the zen game 'robotfindskitten', where you roam as a robot (#) to find the kitten among random items.
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The Nerdy Sixty | (54/60) Classic Snake Game | Solution
Solution: Install the snake game (for example via the BSD games package or nsnake) to play the classic Snake in your terminal.
https://webdad.eu/2026/05/15/challenge-terminal-snake-game_solution/
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SRE is about sleeping well 🌙
The goal is not midnight heroics.
It is building systems that fail safely so humans can rest.#SRE #ReliabilityEngineering #OnCall
https://webdad.eu/2026/05/14/%f0%9f%98%b4-sre-is-about-sleeping-well/
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Postmortems are detective stories for nerds 🕵️
Good incident reviews follow clues, not culprits.
Blame ends learning. Curiosity improves systems.#SRE #Postmortem #IncidentResponse
https://webdad.eu/2026/04/16/%f0%9f%95%b5%ef%b8%8f-postmortems-are-detective-stories-for-nerds/
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SLIs, SLOs, and Error Budgets explained with pizza 🍕
Reliability isn’t about perfection.
It’s about delivering most pizzas on time — and having room to improve.#SRE #DevOps #ReliabilityEngineering
https://webdad.eu/2026/03/19/%f0%9f%8d%95-slis-slos-and-error-budgets-explained-with-pizza-delivery/
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If your alerts fire every day, they’re burnt toast 🍞🚨
Good alerts are rare, actionable, and tied to real user impact.
#SRE #AlertFatigue #OnCallhttps://webdad.eu/2026/03/12/%f0%9f%9a%a8-alerts-are-smoke-alarms-not-screaming-toddlers/
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On-call isn’t firefighting.
It’s babysitting a system that sometimes eats glue 👶💻
Stability first. Fix later.
#OnCall #SRE #IncidentResponsehttps://webdad.eu/2026/03/05/%f0%9f%91%b6-on-call-is-babysitting-a-system-that-sometimes-eats-glue/
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Incidents aren’t disasters—they’re fire drills with Slack messages 🔥
Once you reframe them, on-call gets a lot less scary.
#SRE #IncidentResponse #OnCallLifehttps://webdad.eu/2026/02/26/%f0%9f%94%a5-an-incident-is-like-a-fire-drill-with-slack-messages/
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“The robots are coming for your job!”
Not quite.
In this myth-busting finale, we tackle sci-fi fears and real-world facts about AI.
From killer robot fantasies to job-stealing worries, here’s what you really need to know.#AI #AIMyths #TechFacts #ArtificialIntelligence #FutureOfWork #AIville
https://webdad.eu/2025/08/25/ai-myths-vs-reality-from-killer-robots-to-job-stealing-fears/
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The heart of “Rise Again” – revealed!
I’ve just published the full lyrics and musical concept behind my Eurovision song with Luna Sage.
It’s emotional, powerful, and built to move hearts.
Take a look, and let me know what you feel. -
Meet Luna Sage – a rising voice of strength and soul.
Her song “Rise Again” is the emotional core of my #RoadToEurovision.
Hope. Resilience. Unity.
Discover the concept:#LunaSage #RiseAgain #ESC2026 #EurovisionConcept #MakingMusic
https://webdad.eu/2025/07/18/introducing-luna-sage-a-voice-for-hope-and-unity/
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I’ve officially begun my Road to Eurovision!
Can I create a song that could make it to the big stage? Let’s find out – together. Follow my journey, give feedback, and watch it unfold.
#RoadToEurovision #ESC2026 #MakingMusic #EurovisionDreams -
Embrace failure! Learn why DevOps teams celebrate mistakes, fail fast, and use every error as a stepping stone to better software.
#DevOps #FailFast #TechCulture #ContinuousLearning #SoftwareDevelopment
https://webdad.eu/2025/05/21/fail-fast-why-devops-teams-embrace-mistakes/