geoffreylitt

name	explain-diff-html
description	Use when the user asks for a rich explanation of a code change, diff, branch, or PR. Produces HTML output.

Explain Diff

Please make me a rich, interactive explanation of the specified code change.

It should have these sections:

ilikescience

#!/usr/bin/env node

/*
MIT License

Copyright (c) 2025 Matt Ström-Awn

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights

ronalson

Core Concepts / Strategies

Design Token Rosetta Stone:

• https://medium.com/eightshapes-llc/tokens-in-design-systems-25dd82d58421

Pattern Variation

• http://v3.danielmall.com/articles/content-display-patterns/
• http://bradfrost.com/blog/post/pattern-variations/

Tokens Partials

tunguskha

Gradient shadow in pure CSS

HTML

<button>Let's Go !</button>

creinartz

{
  "plugins": [
    "stylelint-declaration-use-variable"
  ],
  "rules": {
    "color-hex-case": ["lower", {"severity": "warning"} ],
    "color-hex-length": ["short", {"severity": "warning"} ],
    "color-named": ["never", {"severity": "warning"} ],
    "time-no-imperceptible": [true, {"severity": "warning"} ],
    "max-nesting-depth": [5, {"severity": "warning"} ],

paulirish

What forces layout / reflow

All of the below properties or methods, when requested/called in JavaScript, will trigger the browser to synchronously calculate the style and layout*. This is also called reflow or layout thrashing, and is common performance bottleneck.

Generally, all APIs that synchronously provide layout metrics will trigger forced reflow / layout. Read on for additional cases and details.

Element APIs

Getting box metrics

• elem.offsetLeft, elem.offsetTop, elem.offsetWidth, elem.offsetHeight, elem.offsetParent

juukie

/* Place this after bootstrap.scss */

$screen-xl:                  1560px !default;
$screen-xl-min:              $screen-xl !default;
$screen-xl-desktop:          $screen-xl-min !default;
$screen-lg-max:              ($screen-xl-min - 1) !default;
$container-xlarge-desktop:   (1530px + $grid-gutter-width) !default;
$container-xl:               $container-xlarge-desktop !default;

.container {

samuel-holt

// STRIP UNIT
// It strips the unit of measure and returns it
@function strip-unit($num) {
  @return $num / ($num * 0 + 1);
}

// Media queries mixin

// Default widths
$default-medium:    768px !default;

salt-istanbul

div[class*="col-"] > .square-responsive,
span[class*="col-"] > .square-responsive,
ol[class*="col-"] > .square-responsive,
ul[class*="col-"] > .square-responsive,
li[class*="col-"] > .square-responsive{
   padding-bottom:100%; 
}
div[class*="col-"] > .rect-responsive,
span[class*="col-"] > .rect-responsive,
ol[class*="col-"] > .rect-responsive,

anthonyholmes

// Alerts
@include alert-variant($background, $border, $text-color);

// Background Variant
@include bg-variant($parent, $color);

// Border Radius
@include border-top-radius($radius);
@include border-right-radius($radius);
@include border-bottom-radius($radius);