Author Archives: Sti

Software developer images with DALL-E 2

Posted on August 15, 2022 by Sti

OpenAI’s DALL-E 2 produces marvelous imagery when entering simple prompts. Here’s my take at software development – the prompt is “an expressive oil painting of two software developers working on their notebooks, depicted as an explosion of a nebula”

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Svg-based 3D model in OpenSCAD via Inkscape/DXF

Posted on October 30, 2015 by Sti

OpenSCAD ist a really cool tool for simple solid modeling. However, the built-in shapes naturally have their limitations, and one option for getting more details is to import SVG files. Here’s how you can do it: Create or import your … Continue reading →

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Upgrading a Lenovo Ideapad Y580 notebook

Posted on October 28, 2015 by Sti

Software needs good hardware, so if you accidentally own a Lenovo Ideapad Y580 notebook, here’s what hardware worked fine for me RAM upgrade from 8GB (2x4GB Ramaxel, came with the notebook) to 16 GB: Corsair Vengeance 16GB (2x8GB) DDR3 1600 … Continue reading →

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“You don’t currently have permission to access this folder”

Posted on October 21, 2015 by Sti

“You don’t currently have permission to access this folder” – this error happens sometimes on my Windows 7 machine – seemingly in conjunction with cygwin – somehow the ownership of folders/directories gets broken. Here’s the command to fix this quickly … Continue reading →

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Ambiguous method overloading for method in Grails Spock Test

Posted on January 21, 2015 by Sti

In case you run into the following exception when using mocks in a Spock test: groovy.lang.GroovyRuntimeException: Ambiguous method overloading for method java.lang.Integer#multiply. Cannot resolve which method to invoke for [null] due to overlapping prototypes between: [class java.lang.Character] [class java.lang.Number] It … Continue reading →

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