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$btc = 0.00005; // amount 
echo  ($btc)*(pow(10, 8));  // bitcoin to satoshi

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sudo docker create \
  --name=duckdns \
  -e PUID=1000 \
  -e PGID=1000 \
  -e TZ=Europe/Madrid \
  -e SUBDOMAINS=ejemplo1,ejemplo2 \
  -e TOKEN=TOKEN HERE \
  --restart unless-stopped \
  linuxserver/duckdns

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sudo nano /etc/netplan/00-installer-config.yaml


# This file is generated from information provided by
# the datasource.  Changes to it will not persist across an instance.
# To disable cloud-init's network configuration capabilities, write a file
# /etc/cloud/cloud.cfg.d/99-disable-network-config.cfg with the following:
# network: {config: disabled}
network:

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<style>
html{ height:100%; }
body{ min-height:100%; padding:0; margin:0; position:relative; }

body::after{ content:''; display:block; height:100px; }

footer{ 
  position:absolute; 
  bottom:0; 
  width:100%; 

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version: '3'
services:
  app:
    image: 'jc21/nginx-proxy-manager:latest'
    restart: always
    ports:
      - '80:80'
      - '81:81'
      - '443:443'
    environment:

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         try {


$url ='https://api.anyblock.tools/ethereum/ethereum/ropsten/rpc/ac-a196sasasd581576f/';

$client = new Https();

$opts = [

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public function obtenerPorcentaje($cantidad, $total) {
    $porcentaje = ((float)$cantidad * 100) / $total; // Regla de tres
    $porcentaje = round($porcentaje, 0);  // Quitar los decimales
    return $porcentaje;
}

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<?php 
namespace App\Http\Controllers;

class InfoController extends Controller
{
  
    /*
    * 
    * Checking if cache file exist
    * @ param string $name cache file name

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CREATE TABLE `paises` (
  `id` int(11) NOT NULL AUTO_INCREMENT,
  `nombre` varchar(50) DEFAULT NULL,
  PRIMARY KEY (`id`)
) ENGINE=InnoDB AUTO_INCREMENT=4 DEFAULT CHARSET=latin1;

CREATE TABLE `ciudades` (
  `id` int(11) NOT NULL AUTO_INCREMENT,
  `pais_id` int(11) DEFAULT NULL,
  `nombre` varchar(50) DEFAULT NULL,

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const bitcoin = require('bitcoinjs-lib');
const TestNet = bitcoin.networks.testnet;
let keyPair = bitcoin.ECPair.makeRandom({ network: TestNet });//testnet

//var keyPair = bitcoin.ECPair.makeRandom();//main

var publicKey = keyPair.publicKey
var { address } = bitcoin.payments.p2pkh({ pubkey: publicKey });
var privateKey = keyPair.toWIF();
console.log(address)