cmdr2’s gists

cmdr2 / focus-column-image-popup-conditional-invert.js

Last active August 11, 2026 06:32

focus-column-image-popup-conditional-invert.js

cmdr2 / focus-columns-image-popup.js

Last active August 6, 2026 10:23

focus-columns-image-popup.js

cmdr2 / focus-columns.js

Created July 28, 2026 06:32

Focused reader bookmarklet - columns

javascript:(function(){var d=document;var elms=d.querySelectorAll('style,link[rel="stylesheet"]');for(var i=0;i<elms.length;i++){elms[i].parentNode.removeChild(elms[i]);}var s=d.createElement('style');s.innerHTML='* { background: #181a1b !important; color: rgb(232, 230, 227) !important; font-family: monospace !important; font-size: 12pt !important; line-height: 1.4 !important; border: none !important; } body { column-width: 550px !important; column-gap: 40px !important; max-width: 100% !important; margin: 0 auto !important; padding: 40px !important; h1, h2, h3 { column-span: all !important; display: inline; } } a { color: rgb(232, 230, 227) !important; text-decoration: underline !important; } a:visited { color: rgb(232, 230, 227) !important; } img, svg, canvas { filter: invert(1) hue-rotate(180deg) opacity(0.6) !important; max-width: 100% !important; height: auto !important; }';d.head.appendChild(s);})();

cmdr2 / focus.js

Created July 28, 2026 05:57

Focused reader bookmarklet

javascript:(function(){var d=document;var elms=d.querySelectorAll('style,link[rel="stylesheet"]');for(var i=0;i<elms.length;i++){elms[i].parentNode.removeChild(elms[i]);}var s=d.createElement('style');s.innerHTML='* { background: #181a1b !important; color: rgb(232, 230, 227) !important; font-family: monospace !important; font-size: 12pt !important; line-height: 1.2 !important; border: none !important; } a { color: rgb(232, 230, 227) !important; text-decoration: underline !important; } a:visited { color: rgb(232, 230, 227) !important; } img, svg, canvas { filter: invert(1) hue-rotate(180deg) opacity(0.6) !important; }';d.head.appendChild(s);})();

cmdr2 / sqldiff.py

Created September 19, 2025 09:22

Simple SQL diff program

	import sys
	import sqlite3

	if len(sys.argv) < 3:
	print("Usage: python sqldiff.py <file1> <file2>")
	exit()


	db1 = sys.argv[1]
	db2 = sys.argv[2]

cmdr2 / github-deploy-setup

Last active September 4, 2025 16:50

DEPRECATED - use https://github.com/cmdr2/github-actions-wizard instead! Utility script to easily setup a GitHub deploy action in a repository for pushing to S3 or Lambda. Creates the required IAM roles automatically.

	#!/usr/bin/env python3
	# !!!!!!!!!!!!!!!!!!!!!!! DEPRECATED - use https://github.com/cmdr2/github-actions-wizard instead!

	import os
	import subprocess
	import json
	import time


	def run_capture(cmd):

cmdr2 / foundational-web-components-demo.html

Created July 29, 2025 10:11

Demo of foundational tags like img, b, button implemented using Web Components

	<!DOCTYPE html>
	<html>
	<head>
	<meta charset="UTF-8">
	<title>Custom Elements Demo</title>
	</head>
	<body>

	<custom-b>Hello, bold world!</custom-b>
	<br><br>

cmdr2 / overflow_clipping_test.py

Created July 24, 2025 09:34

Uses a fragment shader to discard pixels outside the clipping volume (specified by a transform matrix, and local size)

	import bpy
	import gpu
	from gpu_extras.batch import batch_for_shader

	VERT_SHADER = """
	uniform mat4 ModelViewProjectionMatrix;
	uniform mat4 ModelMatrix;

	in vec2 texCoord;
	in vec3 position;

cmdr2 / hsv_color_wheel_in_blender.py

Last active July 22, 2025 05:07

	import bpy
	import gpu
	from gpu_extras.batch import batch_for_shader

	VERT_SHADER = """
	uniform mat4 ModelViewProjectionMatrix;

	in vec2 texCoord;
	in vec3 position;
	out vec3 pos;

cmdr2 / hsv_color_wheel.glsl

Last active July 16, 2025 10:12

	// can run on https://thebookofshaders.com/edit.php

	#ifdef GL_ES
	precision mediump float;
	#endif

	uniform vec2 u_resolution;

	vec3 hsv2rgb(vec3 c) {
	vec4 K = vec4(1.0, 2.0/3.0, 1.0/3.0, 3.0);