USB Debugging with wireshark

June 02, 2023

Wireshark can be used to capture traces for usb devices.

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Fixing a small Black and Decker chest freezer

February 19, 2023

We were given a used small 5 cu ft Black and Decker chest freezer a few years ago and it recently stopped working.

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Fixing magento upstream sent too big header size deployed with dokku

February 08, 2023

Magento 2 has been nothing but problems. With every update random stuff breaks and issues opened by people on project just get ignored or have no useful responses.

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Zgnano - My first microcontroller board

December 12, 2022

After a long learning process I finally made my first microcontroller board!

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GNU Radio Morse code decoder block

November 28, 2022

I've been playing with GNU Radio and an SDR and decided to try out their "capture the flag" challenges.

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Teardown of a failed Walmart Great Value LED bulb

November 18, 2022

One of the LED bulbs failed after about 2 years, far short of it's claimed 9 year rating, so I decided to see how they are built.

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Dahlgren System 300z engraver spindle pinout

November 17, 2022

I had to take apart the spindle again because one of the hall sensors disconnected...

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Linux drops into intramfs shell after update to 22.04

October 28, 2022

My work laptop got a distro update today (well yesterday now) so I decided to go ahead and do it...

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Showing shared library dependencies on linux

October 27, 2022

When debugging problems with shared libraries like "undefined symbol" it is usefull to know what library is needed by what library.

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Switching logitech mouse receiver on linux

October 19, 2022

Logitech universal receivers can be reprogramed on linux using the ltunify tool.

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