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jerlyrosa / set.js
Last active November 4, 2020 01:32
Tipo de dato Set en javascript
// El objeto Set permite almacenar valores únicos de cualquier tipo, incluso valores primitivos u referencias a objetos.
let set = new Set([1,2,3,3,4,4,5])
console.log(set);
// Metodo .add() nos ayuda agregar nuevos datos a nustros Sets
set.add(7);
set.add(6);
set.add(6);
set.add(6);
set.add(8);
@jerlyrosa
jerlyrosa / this.js
Last active November 10, 2020 01:37
This en javascript
//Ejemplos de la expreciones this en javascript
//(Amplia mas en:https://developer.mozilla.org/es/docs/Web/JavaScript/Referencia/Operadores/this)
//Variable del objecto global
this.nombre ='Objecto global'
console.log(this.nombre);
function inprimir (){
console.log(this.nombre);//Toma el valor del objecto global
@jerlyrosa
jerlyrosa / closuse.js
Created October 1, 2021 01:29
Ejemplos de closures
// CLOSURE
const anotherFunction = () =>{
var count = 0;
const countFuction =(value)=>{
return count += value;
}
return countFuction;
}
let test = anotherFunction();
@jerlyrosa
jerlyrosa / docker-compose.yml
Last active March 11, 2023 15:53
Mongo Local
version: '3.7'
services:
mongodb_container:
image: mongo:latest
environment:
MONGO_INITDB_ROOT_USERNAME: root
MONGO_INITDB_ROOT_PASSWORD: password
ports:
- 27017:27017
volumes:
@jerlyrosa
jerlyrosa / docker-compose.yml
Created March 11, 2023 15:54
Postgres local
version: '3.8'
services:
postgres:
image: 'postgres:latest'
restart: always
volumes:
- './postgres_data:/var/lib/postgresql/data'
ports:
- "5432:5432"