noeldelgado

"A".charCodeAt();          // => 65
(65).toString(2);          // => "1000001"
parseInt("100000", 2);     // => 65
String.fromCharCode(65);   // => "A"

noeldelgado

// base 10 to base 2
var number_b10 = 17;
( number_b10 ).toString(2); // => "10001"

// base 2 to base 10
var number_b2 = "10001";
parseInt( number_b2, 2 ); // => 17

noeldelgado

var golden_ratio = 1.6180339887498948482,
    values = [];

var gr = function(min, max) {
  while(min < max) {
    min = Math.round( min * golden_ratio );
    values.push( min );
  }
  return values;
};

noeldelgado

var values = [];

var pr = function(min, max, factor) {
  while(min < max) {
    min = Math.round(min / factor);
    values.push( min );
  }
  return values;
};