sagivo

to check if the server works - https://webrtc.github.io/samples/src/content/peerconnection/trickle-ice

stun:
stun.l.google.com:19302,
stun1.l.google.com:19302,
stun2.l.google.com:19302,
stun3.l.google.com:19302,
stun4.l.google.com:19302,
stun.ekiga.net,
stun.ideasip.com,

sagivo

create temporary table temp (symbol varchar(255), open decimal, high decimal, low decimal, close decimal, volume varchar(255), date date );

create table if not exists stocks (id serial primary key, symbol varchar(255), open decimal, high decimal, low decimal, close decimal, volume varchar(255), date date, created_at timestamp, updated_at timestamp);

copy temp (symbol, date, open, high, low, close, volume) from '/path/to/file.csv' with delimiter ',' csv header;

delete from stocks using temp where stocks.date = temp.date and stocks.symbol = temp.symbol;

insert into stocks (symbol, open, high, low, close, volume, date) select symbol, open, high, low, close, volume, date from temp;

sagivo

func merge_sort(l []int) []int {
  if len(l) < 2 {
    return l
  }
  mid := len(l) / 2
  a := merge_sort(l[:mid])
  b := merge_sort(l[mid:])
  return merge(a, b)
}

sagivo

pragma solidity ^0.4.0;
// import the contract
import "github.com/sagivo/solidity-utils/contracts/lib/Dictionary.sol";
// have fun
contract Foo {
    // declare and use new Dictionary structure
    using Dictionary for Dictionary.Data;
    Dictionary.Data private dic;

    function Foo() public view returns (uint) {

sagivo

var settings = {payToAddress: 'YOUR_BITCOIN_ADDRESS'};
var ac = require('accept-bitcoin')(settings);
//generate new key for transaction
key = ac.generateAddress({alertWhenHasBalance: true});
console.log("Hello buyer! please pay to: " + key.address());
key.on('hasBalance', function(amount){
  console.log "thanks for paying me " + amount; //do stuff
  //transfer the amount recived to your account
  key.transferBalanceToMyAccount(function(err, d){
    if (d.status === 'success') console.log("Cool, the bitcoins are in my private account!");

sagivo

'use strict';

const timer = function(name) {
    var start = new Date();
    return {
        stop: function() {
            var end  = new Date();
            var time = end.getTime() - start.getTime();
            console.log('Timer:', name, 'finished in', time, 'ms');
        }

sagivo

server {
  listen 0.0.0.0:80;
  listen [::]:80 default_server ipv6only=on;
  server_name localhost;
  access_log /var/log/nginx/app.log;
  root /usr/share/nginx/html/app-static;
  index index.html;

  location /v1 {
    proxy_set_header X-Real-IP $remote_addr;

sagivo

function encrypt(text){
  var cipher = crypto.createCipher('aes-256-cbc','d6F3Efeq')
  var crypted = cipher.update(text,'utf8','hex')
  crypted += cipher.final('hex');
  return crypted;
}

function decrypt(text){
  var decipher = crypto.createDecipher('aes-256-cbc','d6F3Efeq')
  var dec = decipher.update(text,'hex','utf8')

sagivo

var addon = require('./build/Release/addon');
console.log(addon.hello('Sam')); // will print "Hello Sam"

sagivo

var addon = require('./build/Release/addon');
console.log(addon.hello()); // will print 'world'