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Christian Fiebig fiechr

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@0
0 / bluetooth_serial.md
Last active December 21, 2025 20:59
Connecting a Bluetooth device for serial communication on Arch Linux.

The following are instructions for connecting a Bluetooth device for serial communication on Arch Linux using BlueZ 5.31.

Prerequisites

The following packages are required:

  • bluez: bluetoothd
  • bluez-utils: bluetoothctl, rfcomm
@soarez
soarez / ca.md
Last active December 19, 2025 07:21
How to setup your own CA with OpenSSL

How to setup your own CA with OpenSSL

For educational reasons I've decided to create my own CA. Here is what I learned.

First things first

Lets get some context first.

@tylerneylon
tylerneylon / learn.lua
Last active December 25, 2025 23:28
Learn Lua quickly with this short yet comprehensive and friendly script. It's written as both an introduction and a quick reference. It's also a valid Lua script so you can verify that the code does what it says, and learn more by modifying and running this script in your Lua interpreter.
-- Two dashes start a one-line comment.
--[[
Adding two ['s and ]'s makes it a
multi-line comment.
--]]
----------------------------------------------------
-- 1. Variables and flow control.
----------------------------------------------------