given givensuman

code goblin

givensuman / main.go

Last active October 14, 2025 17:12

Quirked up matrix multiplication

	// Quirked up matrix multiplication
	// This is stupid and suboptimal but appeared to me
	// in a dream and I wanted to code it out
	//
	// Matrices in all functions of this
	// package are assumed to be square
	package main

	import (
	"math"

givensuman / main.go

Last active October 14, 2025 16:21

Implementation of the Observer design pattern

	package main

	import "fmt"

	// UpdateLogger is a concrete type which can observe
	// Observable and log their updates
	type UpdateLogger struct {
	message string
	}

givensuman / App.tsx

Created December 17, 2024 05:01

Type-safe useCanvas hook for React canvas animations

	import React from "react";
	import useCanvas from "./useCanvas";
	import { useWindowSize } from "@uidotdev/usehooks";

	const App = () => {
	const { width, height } = useWindowSize();
	const canvasRef = useCanvas(
	(ctx, frame) => {
	ctx.fillRect(100, 100 + frame, 100, 100);
	},