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Andy Grunwald

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I can't wash my clothes without Open Source

September 18, 2021 · 3 minute read · Tags: Hardware , Open Source

On my newly bought washing machine, a sheet of paper about the used open source projects was attached. In this article we check what it is all about.
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your database connection deserves a name

July 25, 2021 · 8 minute read · Tags: Engineering , Lessons learned , Programming

Assigning a name to your database connection can lower your time to debug. We provide an overview of how to do this for various database systems and programming languages.
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Web Engineering DUS Meetup: Recap of 2019

December 25, 2019 · 2 minute read · Tags: Community , Meetup , Web Engineering Düsseldorf

What happened in 2019? Let us look back together and celebrate this incredible year for the Web Engineering Düsseldorf Meetup.
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things with buzzers: a sports competition

November 1, 2019 · 3 minute read · Tags: diy , sports , things-with-buzzers

We used self build game show buzzers to track athlete times during a fitness sport competition.
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things with buzzers: playing a Jeopardy! game

November 1, 2019 · 3 minute read · Tags: diy , game , things-with-buzzers

Playing the popular quiz show Jeopardy! with your friends and your self-made game show buzzers.
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things with buzzers: building your own game-show buzzers

November 1, 2019 · 3 minute read · Tags: diy , hardware , things-with-buzzers

Building your own game show buzzers with a raspberry pi, a 3d printer and a bit of software.
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Playing Rock–Paper–Scissors with 500 people

August 22, 2019 · 5 minute read · Tags: culture , work

We played the popular Rock Paper Scissors game with 500 people in unter 7 minutes as a energizer game at a tech conference.
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Book review on "Rework" by David Heinemeier Hansson and Jason Fried

July 5, 2019 · 5 minute read · Tags: Books , Pragmatism , Productivity , Work

A book review on Rework: Change the way you work forever by David Heinemeier Hansson and Jason Fried.
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Book review on "Atomic Habits" by James Clear

July 2, 2019 · 5 minute read · Tags: Books , Productivity

A book review on Atomic Habits: An Easy and Proven Way to Build Good Habits and Break Bad Ones by James Clear.
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Book review on "Inspired: How to Create Tech Products Customers Love" by Marty Cagan

June 30, 2019 · 5 minute read · Tags: Books , Product , Product management

A book review on Inspired: How to Create Tech Products Customers Love by Marty Cagan.
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