PseudoSky

const RegexRange = {
    cache: {},
    clearCache: () => (RegexRange.cache = {})
}

interface CacheEntry {
    min: number
    a: number
    max: number
    b: number

PseudoSky

// when T is any|unknown, Y is returned, otherwise N
type IsAnyUnknown<T, Y, N> = unknown extends T ? Y : N;
  
// when T is never, Y is returned, otherwise N
type IsNever<T, Y = true, N = false> = [T] extends [never] ? Y : N;

// empty object
type EmptyObject = { [key: string]: never };
  

PseudoSky

Infra

• PY: ariadne Website Federation Demo
• GQL: Hasura https://hasura.io/docs/1.0/graphql/manual/schema/custom-functions.html

DB

-- Postgres: Timescale https://docs.timescale.com/latest/using-timescaledb/writing-data -- Dredis Interesting disk backed version of redis https://github.com/Yipit/dredis

UI

• REACT: Stockcharts dope charts for finance https://github.com/rrag/react-stockcharts-examples2

PseudoSky

• heap
• collections

Input : Inorder -> 4 2 5 1 3
        Preorder -> 1 2 4 5 3
        Postorder -> 4 5 2 3 1
Output : Yes
Exaplanation : All of the above three traversals are of 
the same tree              1

PseudoSky

/**
 * VIN decoder.
 *
 * kevinboutin on 3/11/18.
 *
 * My VIN for testing is WBA3A5G59DNP26082 so use the following command to invoke:
 * node vindecoder WBA3A5G59DNP26082
 *
 * Examples:
 * KM8JM12D56U303366

PseudoSky

SmartSelect

Compute and minify an element's css selector

gistFileNameInput = '#gists > div:nth-child(4) > div > div.file-header > div.input-group.gist-filename-input > input.form-control.filename.js-gist-filename.js-blob-filename'
gistFileNameInput.length
> 151

newSelect = SmartSelect.cssPath(gistFileNameInput)

PseudoSky

Element.prototype.es = (function () {

    // Mapping between tag names and css default values lookup tables. This allows to exclude default values in the result.
    var defaultStylesByTagName = {};

    // Styles inherited from style sheets will not be rendered for elements with these tag names
    var noStyleTags = {"BASE":true,"HEAD":true,"META":true,"NOFRAME":true,"NOSCRIPT":true,"PARAM":true,"SCRIPT":true,"STYLE":true,"TITLE":true};

    // This list determines which css default values lookup tables are precomputed at load time
    // Lookup tables for other tag names will be automatically built at runtime if needed

PseudoSky

[
  { 
    "keys": ["option+i"],
    "args": null,
    "command": "swap_case"
  },
  
  { 
    "keys": ["option+="],
    "command": "show_overlay",

PseudoSky

[
  {
    "link": "https://nmap.org/nsedoc/scripts/acarsd-info.html",
    "name": "acarsd-info",
    "info": "Retrieves information from a listening acarsd daemon. Acarsd decodes ACARS (Aircraft Communication Addressing and Reporting System) data in real time. The information retrieved by this script includes the daemon version, API version, administrator e-mail address and listening frequency."
  },
  {
    "link": "https://nmap.org/nsedoc/scripts/address-info.html",
    "name": "address-info",
    "info": "Shows extra information about IPv6 addresses, such as embedded MAC or IPv4 addresses when available."

PseudoSky

			var SEPARATION = 80, AMOUNTX = 50, AMOUNTY = 50;
			var container, stats;
			var camera, scene, renderer;
			var startX, startY;
			var particles, particle, count = 0;


			var windowHalfX = window.innerWidth / 2;
			var windowHalfY = window.innerHeight / 3;
			var mouseX = 0, mouseY = 50;