Attempts to cut a solder paste stencil - Part 4

December 30, 2021

Finalizing my series of posts on cutting pcb solder paste stencils with a rotary engraver.

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Debugging python extension core dumps or segfaults in CI

December 28, 2021

If a python extension causes a segfault when running with CI it just stops abruptly with a Aborted (core dumped) message.

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Updating to gcc 11 on kde neon

December 22, 2021

The latest GCC releases are in the ppa:ubuntu-toolchain-r/test repo but add-apt-repository doesn't work on KDE neon...

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Variable distance chamfer in Opencascade

December 10, 2021

Opencascade provides an API to do variable radius fillets but unfortunately there is no way to do this with chamfers.

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eBay vs Carbide Tool Source milling cutters

November 12, 2021

I bought a pack of the cheapest HSS milling cutters off of eBay, and a set of 1/4" carbide mills from carbide tool source.

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Manually updating LLVM on KDE neon

October 20, 2021

The LLVM bash script to update the apt repo's doesn't work on KDE neon.

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Adding code coverage to an enaml app

October 14, 2021

To get code coverage with enaml install the enaml-coverage-plugin.

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Do 3d printer motor driver heat sinks actually help?

August 07, 2021

If you ordered any of the 3d printer stepper motor drivers off of eBay they come with little aluminum heat sinks, but do they actually help?

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New site

July 07, 2021

Welcome to my new site! In another step to de-google myself I decided to ditch the materialize theme and use an ubuntu flavor via the vanilla framework.

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Updating dokku app to ubuntu 20.04

July 07, 2021

To update a heroku app from ubuntu 18.04 to ubuntu 20.04 you need to set the buildpack stack to a version with a "-20" tag.

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