resize event: requestAnimationFrame + customEvent

resize-1.js

(function() {
    var throttle = function(type, name, obj) {
        obj = obj || window;
        var running = false;
        var func = function() {
            if (running) { return; }
            running = true;
             requestAnimationFrame(function() {
                obj.dispatchEvent(new CustomEvent(name));
                running = false;
            });
        };
        obj.addEventListener(type, func);
    };
/* init - you can init any event */
    throttle("resize", "optimizedResize");
})();
// handle event
window.addEventListener("optimizedResize", function() {
    console.log("Resource conscious resize callback!");
});