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Felix Helleckes

Indie app developer & QA automation engineer in Cologne. I build Clickwheel, Project P.E.T., Dash & Slash and Moto-Log, and write about Playwright and CI pipelines.

Location Cologne, Germany Joined Joined on  Personal website https://felix-helleckes.github.io/ github website

Work

Indi Dev

Building a click wheel in Flutter: atan2, detents and a 1.8 KB click sound
felix-helleckes profile

Building a click wheel in Flutter: atan2, detents and a 1.8 KB click sound

#showdev #flutter #dart #mobile
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5 min read

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I generated every sprite and sound of my mobile game in code. Here's how.
felix-helleckes profile

I generated every sprite and sound of my mobile game in code. Here's how.

#gamedev #flutter #python #testing
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5 min read
I Built an LED World Clock That Lives Behind Your Desktop Icons — Without Eating Your CPU
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I Built an LED World Clock That Lives Behind Your Desktop Icons — Without Eating Your CPU

#showdev #windows #electron #productivity
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4 min read
I Rebuilt ICQ 5 as a WhatsApp Client — and the Download Page Tells You It Might Get You Banned
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I Rebuilt ICQ 5 as a WhatsApp Client — and the Download Page Tells You It Might Get You Banned

#showdev #opensource #electron #javascript
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4 min read
Rebuilding Battle Network's Combat for a Touchscreen (and with a lot of new online features)
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Rebuilding Battle Network's Combat for a Touchscreen (and with a lot of new online features)

#capcom #android #ios #indidev
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5 min read
"Uh-Oh!” 🌼 Who else still hears this sound in their sleep?
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"Uh-Oh!” 🌼 Who else still hears this sound in their sleep?

#icq #retro #whatsapp #telegram
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1 min read
The Rise of the Machine Employees: OpenClaw vs. Paperclip.ing vs. Hermes Agent — A QA Reality Check
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The Rise of the Machine Employees: OpenClaw vs. Paperclip.ing vs. Hermes Agent — A QA Reality Check

#ai #openclaw #n8n #programming
Comments
3 min read
The USB-C Paradox: Why the EU Standard is a Mess and Apple is Charging You for 20-Year-Old Tech
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The USB-C Paradox: Why the EU Standard is a Mess and Apple is Charging You for 20-Year-Old Tech

#ai #cryptocurrency #webdev #programming
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3 min read
From Manual Testing to Cloud-Native Playwright Automation: An 8-Year QA Journey
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From Manual Testing to Cloud-Native Playwright Automation: An 8-Year QA Journey

#ai #webdev #programming #testing
Comments
3 min read
I Built a Star Wars Mandalorian Movie Countdown Site with React + Vite
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I Built a Star Wars Mandalorian Movie Countdown Site with React + Vite

#showdev #css #react #webdev
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1 min read
I Built a Self-Improving AI Crypto Bot with Python and Kraken (Full Architecture)
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I Built a Self-Improving AI Crypto Bot with Python and Kraken (Full Architecture)

#python #ai #raspberrypi #cryptocurrency
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Comments
2 min read
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