Michael Mogenson mogenson

mogenson / replace.pl

Created November 10, 2025 14:53

Recursive find and replace Perl script

 #!/usr/bin/env perl
 use strict;
 use warnings;
 use File::Find;
 use Cwd 'abs_path';
 use File::Basename 'basename';
 # --- Configuration ---
 # Set to 1 to see files that were scanned but not changed.

mogenson / switchbot.py

Created October 7, 2025 13:59

mogenson / caffeinate.sh

Created June 14, 2024 00:51

Caffeinate for Termux

	#!/data/data/com.termux/files/usr/bin/bash -eux

	# This script sets the screen timeout to 1 hour to keep the phone awake
	# First enable wireless debugging and pkg install android-tools and nmap
	# Do adb pair localhost:<port number> and enter code from Settings app

	PORT=$(nmap -sT localhost -p30000-49999 \| awk -F/ '/tcp open/{print $1}')
	echo "Connecting to localhost:$PORT"
	adb connect localhost:$PORT \|\| exit 1

mogenson / pboard.lua

Last active December 18, 2023 07:41

Write to the MacOS clipboard from LuaJIT via FFI bindings to Objective-C

	ffi = require("ffi")
	C = ffi.C

	ffi.cdef([[
	typedef struct objc_object *id;
	typedef struct objc_selector *SEL;
	id objc_getClass(const char*);
	SEL sel_registerName(const char*);
	id objc_msgSend(id,SEL);
	id NSPasteboardTypeString;

mogenson / serial.lua

Created November 20, 2022 16:55

serial terminal in lua + luv / libuv

	#!/usr/bin/env lua

	local uv = require("luv")

	local port = arg[1] or "/dev/ttyUSB0"
	local baud = arg[2] or 115200

	local read_fd = assert(uv.fs_open(port, "r", tonumber("666", 8)))
	local write_fd = assert(uv.fs_open(port, "w", tonumber("666", 8)))
	os.execute("stty -F " .. port .. " " .. baud .. " raw -echo -echoe -echok")

mogenson / lua.nix

Created March 21, 2022 19:34

Croissant nix derivation

	# lua.nix

	{ config, lib, pkgs, ... }:

	with pkgs; let
	luaprompt = luajitPackages.buildLuarocksPackage {
	pname = "luaprompt";
	version = "0.7-1";
	knownRockspec = (fetchurl {
	url = "https://luarocks.org/luaprompt-0.7-1.rockspec";

mogenson / shell.nix

Created July 15, 2021 18:17

Nix shell to build CircuitPython on MacOS

	{ pkgs ? import (fetchTarball "https://github.com/NixOS/nixpkgs/archive/refs/tags/21.05.tar.gz") { }
	, pkgs_x86_64 ? import (fetchTarball "https://github.com/NixOS/nixpkgs/archive/refs/tags/21.05.tar.gz") { localSystem = "x86_64-darwin"; }
	}:
	with pkgs.python38Packages;
	let
	cascadetoml = buildPythonPackage rec {
	pname = "cascadetoml";
	version = "0.3.0";

	src = fetchPypi {

mogenson / color-clock.sh

Created March 2, 2020 02:02

A bash script to change the color of a Philips Wiz WiFi light bulb throughout the day

mogenson / main.c

Last active December 15, 2019 22:05

Example: default value for optional macro argument

	/* Copyright (c) 2019 Michael Mogenson
	* MIT license https://opensource.org/licenses/MIT
	*/

	/* This contrived example demonstrates the use of the comma operator and
	* variadic arguments to create a function-like macro that accepts an optional
	* argument and provides a default value when no argument is supplied.
	*
	* C's comma operator will evaluate the statement to the left of the comma and
	* return the value of the statement to the right. The line `if (i++, true)` is

mogenson / enums.dart

Last active August 29, 2019 18:35

dart enum problem

	class EnumType {
	static const int one = 1;
	}

	void printEnum(EnumType number) {
	print(number);
	}

	void main() {
	printEnum(EnumType.one);