Service running at https://i2workshop.azurewebsites.net

app.js

var http = require('http')
var port = process.env.PORT || 1337;
http.createServer(function(req, res) {
  res.writeHead(200, {
    'Content-Type': 'text/plain',
    'Access-Control-Allow-Origin': '*'   // CORS
  });
  if(req.url.match('=')){
    var pp=req.url.slice(2).split('=') // parameter array
    var parm={}
    for(var i=0;i<pp.length;i=i+2){
      parm[pp[i]]=pp[i+1]
    }
    var y=[]
    var n = parseFloat(parm.n)
    console.log(new Date(),'n=',n)
    for(var i=0;i<n;i++){
      y.push(Math.random())
    }
    console.log(parm)
    res.end(JSON.stringify(y));
  }else{
    res.end('please provide value of parameter n to set length of random vector\nfor example https://'+req.headers.host+'?n=10')
  }

}).listen(port);
console.log('listening to port '+port)