khadorkin

/*

FREE TO USE! COPY AND PASTE INTO YOUR PROJECT. TELL YOUR FRIENDS ABOUT MAPPABLE TYPES!

How to use:

install dependencies (tree shakable):
`yarn add fp-ts ts-toolbelt normalizr`

Your schema definitions should look like this:

khadorkin

{
  "explorer.experimental.fileNesting.enabled": true,
  "explorer.experimental.fileNesting.patterns": {
    "*.ts": "$(capture).js, $(capture).d.ts, $(capture).test.ts",
    "*.js": "$(capture).js.map, $(capture).min.js, $(capture).d.ts, $(capture).test.js",
    "*.jsx": "$(capture).js",
    "*.tsx": "$(capture).ts, $(capture).*.ts, $(capture).*.tsx",
    "tsconfig.json": "tsconfig.*.json",
    "docker-compose.yml": "docker-compose.*.yml",
    ".env": ".env.*",

khadorkin

import { useEffect, useState } from 'react'
import { AccessibilityInfo } from 'react-native'

// Adapted from https://github.com/infiniteluke/react-reduce-motion/blob/master/src/targets/native/index.js
export const useReduceMotion = (): boolean => {
  const [shouldReduceMotion, setShouldReduceMotion] = useState(false)

  useEffect(() => {
    const handleChange = (isReduceMotionEnabled: boolean): void => {
      setShouldReduceMotion(isReduceMotionEnabled)

khadorkin

New Build System Tricks

Command Line

alias xcbuild=$(xcode-select -p)/../SharedFrameworks/XCBuild.framework/Versions/A/Support/xcbuild
# THIS DOESNT WORK YET: xcbuild openIDEConsole  # … then switch to Xcode ➡️
xcbuild showSpecs
xcbuild build <foo.pif> [—target <target>]

khadorkin

#!/bin/bash

infile="TestClipTwoMin.mp4"
datafile="TestClipTwoMinData.csv"

crfs=("18" "19" "20" "21" "22" "23" "24" "25" "26" "27")
presets=("ultrafast" "superfast" "veryfast" "faster" "fast" "medium" "slow" "slower" "veryslow")

echo 'CRF,Preset,Time (Secs),Size (MB)' >> "$datafile"

khadorkin

function App() {
  const data = Array(10).fill(0);
  const GAP = 5;
  const numColumns = 3;
  const { width } = Dimensions.get("window");
  // Reduce the size to accomodate margin space by items
  const ITEM_SIZE = width / numColumns - ((numColumns - 1) * GAP) / numColumns;

  const renderItem = ({ index }) => {

khadorkin

type VersionChar =
    | '1' | '2' | '3' | '4' | '5';

type Char =
    | '0' | '1' | '2' | '3'
    | '4' | '5' | '6' | '7'
    | '8' | '9' | 'a' | 'b'
    | 'c' | 'd' | 'e' | 'f';

type Prev<X extends number> =

khadorkin

import { ColorSchemeName, Platform, StyleSheet, ViewStyle } from 'react-native';

// AFAIK, Android has a problem with negative margins.
type RhythmSize = 'XXS' | 'XS' | 'Sm' | '' | 'Lg' | 'XL' | 'XXL';
type RhythmProp =
  | `${
      | 'm'
      | 'p'
      | `${'m' | 'p'}${'l' | 'r' | 't' | 'b' | 'v' | 'h'}`}${RhythmSize}`
  | `${'w' | 'h' | `${'max' | 'min'}${'W' | 'H'}`}${RhythmSize}`

khadorkin

import { pipe } from 'fp-ts/function';
import { lens } from 'monocle-ts';
import { memo, useLayoutEffect, useRef, useState } from 'react';
import { LayoutChangeEvent, Text, View } from 'react-native';
import { useTheme } from '../contexts/ThemeContext';

const isOverflown = ({
  clientWidth,
  clientHeight,
  scrollWidth,

khadorkin

// Adapted from http://lukajcb.github.io/blog/functional/2018/01/03/optimizing-tagless-final.html

import { Applicative, Applicative1 } from 'fp-ts/lib/Applicative'
import { Apply, Apply1, Apply2C, applySecond, liftA4 } from 'fp-ts/lib/Apply'
import * as array from 'fp-ts/lib/Array'
import * as const_ from 'fp-ts/lib/Const'
import { HKT, Type, Type2, URIS, URIS2 } from 'fp-ts/lib/HKT'
import { IO, io, URI as IOURI } from 'fp-ts/lib/IO'
import { Option, some } from 'fp-ts/lib/Option'
import { getProductSemigroup, Semigroup } from 'fp-ts/lib/Semigroup'