Huynh Duc Duy huynhducduy

🔢 Dev Math: 100 Equations That Define Developer Reality

A collection of 100 tongue-in-cheek (yet oddly accurate) equations that model the beautiful chaos of software development.
This is your unofficial developer physics engine — balancing caffeine, meetings, deadlines, and dreams.

From productivity and debugging, to cognitive load, burnout, and system resilience — it's all math now.

💡 All equations are in LaTeX-style math, rendered in Markdown using $$...$$.

Typesafe search & path params hooks for TanStack Router

With the following route setup:

import {type} from 'arktype'

const flightDetailSchema = type({
  step: 'number',
 option: 'number.integer',

I'm using svelte 5 instead of svelte 4 here is an overview of the changes.

Overview

Svelte 5 introduces runes, a set of advanced primitives for controlling reactivity. The runes replace certain non-runes features and provide more explicit control over state and effects.

$state

Purpose: Declare reactive state.
Usage:

macOS Internals

Understand your Mac and iPhone more deeply by tracing the evolution of Mac OS X from prelease to Swift. John Siracusa delivers the details.

Starting Points

How to use this gist

You've got two main options:

new Worker().eat().sleep(2).work().sleep(2).eat().work()

Get this to print

eat
// wait for 2 seconds
work
// wait for 2 seconds

Resources:

Tools:

https://www.npmjs.com/package/eslint-plugin-jsx-a11y

	//
	// ViewController.m
	// JBDetectTest
	//
	// Created by seo on 3/27/25.
	//

	#import "ViewController.h"
	#import <dlfcn.h>

	import type { PropsWithChildren, ReactElement, ReactNode } from 'react';
	import React, { Children, cloneElement, isValidElement } from 'react';

	import { render } from '@testing-library/react';

	function setFakeReactDispatcher<T>(action: () => T): T {
	/**
	* We use some internals from React to avoid a lot of warnings in our tests when faking
	* to render server components. If the structure of React changes, this function should still work,
	* but the tests will again print warnings.

	javascript:(function () {
	var active;
	var magnifier;

	var config = {
	scale: 75,
	size: 160,
	image:
	'data:image/png;base64,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