lib/ImageCache.js
function (hash, data) {
    this.length++;
    this.elements[hash] = {
      hash: hash, // Helps identifying 
      freq: 0,
      data: data
    };
  }
function (hash, data) {
    this.length++;
    this.elements[hash] = {
      hash: hash, // Helps identifying 
      freq: 0,
      data: data
    };
  }
function ( hash , data ) { this . length ++ ; this . elements [ hash ] = { hash : hash , // Helps identifying  freq : 0 , data : data } ; }
Push with 0 frequency
Push with 0 frequency