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const digitMod = (value, len) => {
  const mod = len - Math.round(value - Math.floor(value / len) * len);
  return mod >= 10 ? 0 : mod;
};

const mapValuesWithDigitModByKey = (_key, _len) => (value, key) =>
  _key === key ? digitMod(value, _len) : value;

const reduceDigitsByKey = _key => (digits, value, key) => {
  if (key > _key) {

AlexGalhardo

How to remove node_modules

Create a .gitignore file

1. Check for an existing .gitignore file in the project directory

ls -a

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kind create cluster --name demo-cluster
kind get clusters
kubectl config get-contexts

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The Four Elements of Simple Design

• Introduced by [Kent Beck][beck] in the 1990s.
• Part of his software development methodology [Extreme Programming][extreme-programming].
• His exact wording appears in the [White Book][white-book].

The rules can be stated as followed:

1. Passes all tests
2. Maximizes clarity

AlexGalhardo

{
  "emmet.syntaxProfiles" : {
    "javascript" : "jsx"
  },
  "workbench.startupEditor" : "newUntitledFile",
  "editor.fontSize" : 16,
  "javascript.suggest.autoImports" : true,
  "javascript.updateImportsOnFileMove.enabled" : "always",
  "editor.rulers" : [
    80,

AlexGalhardo

<h1 >Herick Exterkoetter</h1>
<p >Self-taught Developer. Enthusiast of web and mobile development technologies.</p>
<p>Passionate about education and teaching about programming.</p>

<h1>Connect with me:</h1>
 
[![Linkedin Badge](https://img.shields.io/badge/-Herick%20Exterkoetter-6633cc?style=flat-square&logo=Linkedin&logoColor=white&link=https://www.linkedin.com/in/herick-exterkoetter-197496195/)](https://www.linkedin.com/in/herick-exterkoetter-197496195/) 
[![Gmail Badge](https://img.shields.io/badge/-herickherick47@gmail.com-6633cc?style=flat-square&logo=Gmail&logoColor=white&link=mailto:herickherick47@gmail.com)](mailto:herickherick47@gmail.com)

---

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{
    "users": [
        {
            "id": "602",
            "firstName": "Elisa",
            "lastName": "Pereira",
            "userName": "elisa.pereira",
            "indexRef": 17,
            "createdAt": "2017-02-15T11:29:40.799Z"
        },

AlexGalhardo

Eslint and prettier config for nodejs and express projects

Eslint and Libs

You need to install eslint and some other config libs.

yarn add eslint prettier eslint-config-prettier eslint-plugin-prettier -D

yarn eslint --init

.eslintrc.js

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<label for="country">Country</label><span style="color: red !important; display: inline; float: none;">*</span>      
        
            <select id="country" name="country" class="form-control">
                <option value="Afghanistan">Afghanistan</option>
                <option value="Åland Islands">Åland Islands</option>
                <option value="Albania">Albania</option>
                <option value="Algeria">Algeria</option>
                <option value="American Samoa">American Samoa</option>
                <option value="Andorra">Andorra</option>
                <option value="Angola">Angola</option>

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var express = require('express');
var cookieParser = require('cookie-parser');
var session = require('express-session');
var flash = require('express-flash');
var handlebars = require('express-handlebars')

var app = express();
var sessionStore = new session.MemoryStore;

// View Engines