AitorAlejandro

function formatDate(date = new Date(), format = "yyyy/mm/dd") {
  const map = {
        mm: date.getMonth() + 1,
        dd: date.getDate(),
        yyyy: date.getFullYear()
    }

    return format.replace(/mm|dd|yyyy/gi, matched => { 
			return map[matched].toString().padStart(2, '0')
		})

AitorAlejandro

function truncate(str, length) {
  return str.length > length
    ? `${str.substr(0, length)}...`
    : str;
}

AitorAlejandro

import { AfterViewInit, Directive, ElementRef, Input, Renderer2 } from '@angular/core';

@Directive({
  selector: '[appReadMore]'
})
export class ReadMoreDirective implements AfterViewInit {
  @Input() limit : number = 50;              //to get the custom text limit
  @Input() toggle : boolean = false;        //true: 'Read Less' button will be present
  
  txtSpan! : HTMLSpanElement;

AitorAlejandro

Install Angular ESLint

ng add @angular-eslint/schematics

Install Prettier and Prettier-ESLint dependencies

npm i prettier prettier-eslint eslint-config-prettier eslint-plugin-prettier -D

ESLint configuration

Filename: .eslintrc.json

AitorAlejandro

const synth = speechSynthesis;
const msg = new SpeechSynthesisUtterance();
msg.text = 'Hola amo';
// o directamente new SpeechSynthesisUtterance('Hola amo');
msg.lang = 'es-ES';
synth.speak(msg);

AitorAlejandro

  function queryStringToJSON(qs) {
      var pares = qs.slice(1).split('&');
      
      var resultado = {};
      pares.forEach(function(par) {
          par = par.split('=');
          resultado[par[0]] = decodeURIComponent(par[1] || '');
      });

      return JSON.parse(JSON.stringify(resultado));

AitorAlejandro

type ServiceConfigParams = "port" | "basePath" | "enableStripePayments";

const serviceConfigChecked: Record<ServiceConfigParams, string | number | boolean> = {
   port: 3000,
   basePath: "http://localhost",
   enableStripePayments: false,
};

AitorAlejandro

type Point2d = [x: number, y: number];
type Point3d = [x: number, y: number, z: number];

const point: Point2d = [1, 2]; // the IDE will help you showing which is x and y

AitorAlejandro

const degToRad = (degree): number => (degree * Math.PI) / 180;

AitorAlejandro

function computeFrequency(input: string): Map<string, number> {
  const freqTable = new Map();
  for (let ch of input) {
    if (!freqTable.has(ch)) {
      freqTable.set(ch, 1);
    } else {
      freqTable.set(ch, freqTable.get(ch) + 1);
    }
  }