function showLogLocation(){
  ['log', 'warn', 'error'].forEach(function(method){
    var old = console[method];
    console[method] = function(){
      var stack = (new Error()).stack.split(/\n/);
      // Chrome includes a single "Error" line, FF doesn't.
      if(stack[0].indexOf('Error') === 0){
        stack = stack.slice(1);
      }
      var args = [].slice.apply(arguments).concat([stack[1].trim()]);
      return old.apply(console, args);
    };
  });

}
Code to find errant console logs *