ModulePatternMixins.js

//Import mixins
var myModule = (function ( JQ, _ ) {
  
  function privateMethod1() {
    JQ(".container").html("test");
  }
  
  function privateMethod2() {
    console.log( _.min([10, 5, 100, 2, 1000]) );
  }
  
  return {
    publicMethod: function() {
      privateMethod1();
    }
  };
//Oull in jQuery and Underscore
})( jQuery, _ );

myModule.publicMethod();