setTimeout but for a given time code example

Example 1: setTimeout but for a given time

function setToHappen(fn, date){
    return setTimeout(fn, date - Date.now());
}

Example 2: setinterval vs settimeout in javascript\

var intervalID = scope.setInterval(func, [delay, arg1, arg2, ...]);
var intervalID = scope.setInterval(function[, delay]);
var intervalID = scope.setInterval(code, [delay]);