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let timeout;

const debounce = (func, wait) => {
  clearTimeout(timeout);
  timeout = setTimeout(func, wait);
};

const handleInput = () => {
  debounce(() => {
    format();

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<?php

function isntEmpty($x)
{
  $key = array_keys($x)[0];

  if(!empty($x[$key])) {
  return $x;
  }
}

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=IMAGE(“https://chart.googleapis.com/chart?chs=200×200&cht=qr&chl=”&A2&””)

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Cloudflare DNS

• Serviço padrão:
  • DNS primário: 1.1.1.1
  • DNS secundário: 1.0.0.1
• Filtro de malware:
  • DNS primário: 1.1.1.2
  • DNS secundário: 1.0.0.2
• Filtro de malware e conteúdo adulto:

• DNS primário: 1.1.1.3

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function reducers(state = initState, action) {
  const mapping = {
    [ACTION_ONE]: { ...state, token: action.payload },
    [ACTION_TWO]: { ...state, error: action.payload }
  };

  return mapping[action.type] || state;
}

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const secret = `${Math.random().toString(36).slice(2)}`;

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Mirroring a repository

Open Terminal.

Create a bare clone of the repository.

$ git clone --bare https://github.com/exampleuser/old-repository.git

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// helper function that builds the
// object to store the data
const buildCharObject = str => {
  const charObj = {}
  for(let char of str.replace(/[^\w]/g).toLowerCase()) {
    // if the object has already a key value pair
    // equal to the value being looped over,
    // increase the value by 1, otherwise add
    // the letter being looped over as key and 1 as its value
    charObj[char] = charObj[char] + 1 || 1

tcelestino

Essentials Docker commands

List all essentials command to use Docker. Based on https://hackernoon.com/docker-commands-the-ultimate-cheat-sheet-994ac78e2888

Running Docker

• docker start [container]: Start a particular container.
• docker stop [container]: Stop a particular container.
• docker exec -ti [container] [command]: Run a shell command inside a particular container.
• docker run -ti — image [image] [container] [command]: Create and start a container at the same time, and then run a command inside it.

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const deleteImagesFolder = () => {
  ns.dir('/cpCode/front-app-home/images', (error, res, body) => {
    if (error) {
      throw new Error(`Error, ${error.message}`);
    }

    if (body.stat !== undefined) {
      const { file: files } = body.stat;

      files.forEach(file => {