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Marvyn Zalewski

Marvyn is a nerdy guy which is into Linux and everything connected to it. He also loves to automate his home and build up a home lab which includes e.G. a custom steam machine and backup automation. He loves to hear EDM music and try to become a gin enthusiast.
Coding

Catching a KeyboardInterrupt Signal

Hey everyone, as I thought about writing the next post I came across the idea to explain what KeyboardInterrupt actually is and also how to catch it in Python 3.6. KeyboardInterrupt is a User Signal which is executed by User. As an example could be pressing CTRL+C. In detail, the Read more…

By Marvyn Zalewski, 2 years7 months ago
Coding

Hacking Rocketbeans lamp with ESP32 to display current show type

Hey guys, today I’d like to show you how I modded an ordinary lamp into a smart (IoT) one. Foreword I’m a huge Rocketbeans TV Fan. Rocketbeans is a big 24/7 Stream Show focused on gaming. Germans may know the hosts from “Giga” or “Game One”. As they started selling a Read more…

By Marvyn Zalewski, 2 years4 months ago
Coding

Rendering HTML with Jinja2 in Python 3.6

Hey folks, today I’d like to show how to render an HTML (or any random non-binary) File with Jinja2 and Python 3.6. A possible usage for rendering an HTML file is the avoidance of writing duplicate code. I prepared a small HTML file which only consists of a headline and the Read more…

By Marvyn Zalewski, 2 years7 months ago
Coding

Multithreading in Python 2.7

Hey guys, Today I’d like to tell you how to use multiple threads for heavy computing purposes. For example, we (at Immowelt) needed Multithreading to speed up our static code analysis. The old process, based on bash, took up to 30 seconds each time the pre-commit Githook triggered. As soon Read more…

By Marvyn Zalewski, 2 years2 years ago
Smart Home

Handcrafted St(r)eam Machine – not as easy as you think

Hey guys, today I’d like to show you how I build my Steam Machine and why it isn’t as easy as it seems like. I had the following conditions for the Steam Machine (which are no particularly high requirements): Have to match into the closet width: 50cm height: 30cm depth: Read more…

By Marvyn Zalewski, 2 years2 years ago
Smart Home

Brief overview of my Homelab

Hey guys, today I like to tell and also show you something about my home lab including my well-known, not done yet, security system and the not so smart ‘Smart Home’ which obviously becomes smarter as time passes by. Infrastructure The infrastructure consists of a Fritzbox Router (which I received Read more…

By Marvyn Zalewski, 2 years2 years ago

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