viniciusdaniel

<?php

function validar_cpf($cpf)
{  
    // Limpa caracteres e mantem apenas dígitos
    $cpf = preg_replace('/[^0-9]/', '', (string) $cpf);

    // Valida tamanho
    if (strlen($cpf) != 11)
        return false;

viniciusdaniel

# This is just a cheat sheet:

# On production
sudo -u postgres pg_dump database | gzip -9 > database.sql.gz

# On local
scp -C production:~/database.sql.gz
dropdb database && createdb database
gunzip < database.sql.gz | psql database

viniciusdaniel

SWAP 101

• Allocate swap sudo fallocate -l 1G /swapfile

• Alternate allocation sudo dd if=/dev/zero of=/swapfile bs=1024 count=1048576

• Perms

viniciusdaniel

<?php
  /**
   * Download a large distant file to a local destination.
   *
   * This method is very memory efficient :-)
   * The file can be huge, PHP doesn't load it in memory.
   *
   * /!\ Warning, the return value is always true, you must use === to test the response type too.
   *
   * @author dalexandre