hello-alf

function sign(num) {
	// IE does not support method sign here
	if (typeof Math.sign === 'undefined') {
		if (num > 0) {
			return 1;
		}
		if (num < 0) {
			return -1;
		}
		return 0;

hello-alf

from tastypie import http
from tastypie.exceptions import ImmediateHttpResponse
from tastypie.resources import ModelResource

class CustomModelResource(ModelResource):
	def deserialize(self, request, data, format='application/json'):
		try:
			return super(CustomModelResource, self).deserialize(request, data, format=format)
		except Exception as e:
			# if an exception occurred here it must be due to deserialization

hello-alf

# particion que hace ordenamiento usando el pivote

#low es el indice mas bajo
#high es el indice mas algo
def particion(arr, low, high):
  i = (low-1)
  # pivot es el valor medio que necesitamos
  pivot = arr[high]

  for j in range(low, high):

hello-alf

let res = []

function greedyChange(coinSet, n, amount) {
  if (n < 0) {
    console.log(
      'Lo sentimos no contamos con efectivo suficiente para darte el monto que necesitas'
    )
    return
  }
  if (amount === 0) {

hello-alf

server {
        listen 80;
        listen [::]:80;

        root /var/www/example.com/site;
        index index.html index.htm index.nginx-debian.html;

        server_name example.com www.example.com;

        location / {

hello-alf

# Instalador de brew
/bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install.sh)"
brew update
brew install nginx

# Comando para iniciar el server
launchctl load /usr/local/cellar/nginx/1.19.2/homebrew.mxcl.nginx.plist
# Comando para detener servicio+
launchctl unload /usr/local/cellar/nginx/1.19.2/homebrew.mxcl.nginx.plist

hello-alf

1. create a folder called Backups
mkdir Backups
2. Login as postgres user through console
sudo -su postgres
3. execute the following comand
./backup_script.sh

(REPLACE DB_NAME with the database that you want to extract data)
NOTE: the content of backup_script is:
#!/bin/bash