Flutter PWA QR-Code Reader (on mobile!)

Published by Thomas Christof on 20. April 2021

There are a couple of JS based QR-Code readers out there. As an example this that bla zonkh so why bother implementing yet another solution? Pretty damn easy: none of them work on the mobile web-browsers. I spend more time trying to get them running on mobile than I have spent on my own implementation. …

Self-Checkout Software Stack

Published by Thomas Christof on 15. March 2021

resume: Resumed function ” after yield, but class instance is gone

Published by Thomas Christof on 28. December 2020

Using yield in GoDot (3.2.2 or <) isn’t quite as fun as they are selling it. If you are using a yield for some game-logic, you probably did encounter this exception message. Let us re-construct the issue real quick: set_visible (just a random function call) will throw an exception, if between the yield and the …

GoDot – Shader – 2D – Outline

Published by Thomas Christof on 24. December 2020

GoDot – Visual Shader – 2D – Weapon Slash

Published by Thomas Christof on 8. December 2020

In order to make a 2D weapon attack more immerse, a slash shader might come in pretty handy. The used weapon image can be found on itch.io; and the haze has been made in Aseprite within 10 seconds. Feel free to use it as well within your project. Spoiler alert: If you aren’t interested in …

GoDot – Shader – 2D – Donut Shockwave

Published by Thomas Christof on 5. December 2020

This shader features a simple “donut shockwave”, based on the following Youtube tutorial. While the tutorial shows and explains a centric based shockwave, this shader implementation has been extended to enable arbitrary shockwave positions. Parameters force: The distortion amount within the donut circle center: The center of the shockwave size: The size of the outer …

GoDot – Visual Shader – 2D – Disolve

Published by Thomas Christof on 4. December 2020

This visual shader features a disolve/resolve functionality, based on this Unity video. The reference shader hasn’t been converted 1 by 1, since GoDot does lack a lot of visual shader components. Parameters Border-Size: Defines how thick the desolve/resolve border should be Border-Color: The color of the desolve/resolve border GravityFactor: A factor multiplied by the Gravity …

hashcat RTX 3070 Benchmark

Published by Thomas Christof on 25. November 2020

Environment RTX 3070 Founders Edition Hashcat Version 6.1.1 CUDA Toolkit Version 11.1.1_456.8 Windows 10 Pro x64 Version 20H2 Command Output

Error MSB3644: The reference assemblies for framework “.NETFramework,Version=v5.0” were not found.

Published by Thomas Christof on 13. November 2020

.NET 5.0 is now available and you might want to upgrade or include the new target framework within your continuous integration. If your CD features a self-hosted Agent, this article might be the wrong place to look for an answer, as we only cover the Hosted VS2017 pool. Remark: This workaround only works for .NET …

Install and Setup OneDrive on Ubuntu for a non-root user

Published by Thomas Christof on 25. June 2020

If you already did follow other instructions (e.g.: https://wiki.ubuntuusers.de/OneDrive/) your sync may be located at an unwanted folder location. (Default equals /root/onedrive/) In order to apply your own settings, stop onedrive and delete the /root/onedrive and /root/.config/onedrive folder and its content. If you didn’t install onedrive yet, run Start by adding a onedrive.service file into …