AndrewRayCode

const copyUIntToImageData = (data: Uint8Array, imageData: ImageData) => {
  for (let i = 0; i < data.length; i += 4) {
    let index = data.length - i; // flip how data is read
    imageData.data[index] = data[i]; //red
    imageData.data[index + 1] = data[i + 1]; //green
    imageData.data[index + 2] = data[i + 2]; //blue
    imageData.data[index + 3] = data[i + 3]; //alpha
  }
};

AndrewRayCode

type Queen = { row: number; column: number };
type Board = Queen[];

// A solution tree is a queen and all possible board combinations that
// satisfy the n queens problem for that queen placement
type Tree = [Queen, Tree] | [Queen];

// Convert a tree into a flat board
const getBoard = (t: Tree): Board => [
  t[0],

AndrewRayCode

/* global */
#___gatsby {
  background:#111;
  color:#fff;
}

blockquote {
  color:#ccc !important;
}

AndrewRayCode

body {
  background: #000;
}

.game-container {
  background: #444;
}

.grid-cell {
  background: #333;

AndrewRayCode

body {
  background:#000;
}

.grid-cell {
    background: #333;
    box-shadow: 0 0 10px inset #000;
}

.tile .tile-inner {

AndrewRayCode

andrewray@~/ray $ npm install -g npm@latest
npm WARN npm npm does not support Node.js v16.2.0
npm WARN npm You should probably upgrade to a newer version of node as we
npm WARN npm can't make any promises that npm will work with this version.
npm WARN npm Supported releases of Node.js are the latest release of 6, 8, 9, 10, 11, 12, 13.
npm WARN npm You can find the latest version at https://nodejs.org/
npm WARN registry Unexpected warning for http://registry.npmjs.org/: Miscellaneous Warning UNABLE_TO_GET_ISSUER_CERT_LOCALLY: request to https://registry.npmjs.org/npm failed, reason: unable to get local issuer certificate
npm WARN registry Using stale data from http://registry.npmjs.org/ due to a request error during revalidation.
/Users/andrewray/.nvm/versions/node/v16.2.0/bin/npm -> /Users/andrewray/.nvm/versions/node/v16.2.0/lib/node_modules/npm/bin/npm-cli.js
/Users/andrewray/.nvm/versions/node/v16.2.0/bin/npx -> /Users/andrewray/.nvm/versions/node/v16.2.0/lib/node_modules/npm/bin/npx-cli.js

AndrewRayCode

const foldrLazy = (fn, initialValue, [element, ...rest]) => {
  if (element === undefined) {
    return initialValue;
  }
  const exists = () => foldrShortCircuit(fn, initialValue, rest);
  return fn(element, exists);
};

AndrewRayCode

const foldr = (fn, initialValue, [element, ...rest]) => {
  if (element === undefined) {
    return initialValue;
  }
  return fn(element, foldr(fn, initialValue, rest));
};

AndrewRayCode

const queueIfRunning = originalFn => {
  let queuedCall;
  let isRunning;

  const runner = async (...originalArgs) => {
    // If currently running, queue the next run
    if (isRunning) {
      queuedCall = originalArgs;
    } else {
      isRunning = true;

AndrewRayCode

// Input
if (a) {1;} else if(b) {2;} else {3;}

// AST
{
   "name": "if",
   "condition": [
      { "name": "(" },
      { "name": "identifier", "children": [ "a" ] },
      { "name": ")", "children": [ " " ] }