vigosan

//note: month is 0 based, just like Dates in js
function getWeeksInMonth(year, month) {
  const weeks = [],
    firstDate = new Date(year, month, 1),
    lastDate = new Date(year, month + 1, 0),
    numDays = lastDate.getDate();

  let dayOfWeekCounter = firstDate.getDay();

  for (let date = 1; date <= numDays; date++) {

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const fs = require('fs');
const fetch = require('node-fetch');
const FormData = require('form-data');

const filePath = `path/to/file.ext`;
const form = new FormData();
const stats = fs.statSync(filePath);
const fileSizeInBytes = stats.size;
const fileStream = fs.createReadStream(filePath);
form.append('field-name', fileStream, { knownLength: fileSizeInBytes });

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import React, { useCallback, useMemo } from "react"
import LanguageKeysDe from "./de"
import LanguageKeys, { LangProps } from "./en"

/**
 Full example here:

https://codesandbox.io/s/simple-react-typescript-i18n-w0ut6

**/

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// TODO: make `pages` optional and measure the div when unspecified, this will
// allow more normal document flow and make it easier to do both mobile and
// desktop.
import {
  createContext,
  useCallback,
  useContext,
  useEffect,
  useMemo,
  useRef,

vigosan

Animated 3D Globe (WebGL/three.js)

A Pen by Flamov on CodePen.

License.

vigosan

$ ffmpeg -i input.mp4 -vcodec h264 -acodec mp2 output.mp4

vigosan

Identify what jest files have failing tests:

yarn test --maxWorkers=50% 2>&1 | grep FAIL | sort -u

How to find tests that take longer than 400ms

yarn test --testTimeout=400 2>&1 | grep FAIL

Some of these tests may take some time as they have user interaction.