JSFiddle - React, Tailwind, and code Playground

HTML

<script src="//cdnjs.cloudflare.com/ajax/libs/knockout/3.0.0/knockout-min.js"></script>
<table style="width: 100%" border="1">
    <thead>
        <tr>
            <td>
                <p><b>Classes</b>

                </p>
            </td>http://jsfiddle.net/yBat5/#fork
            <td>
                <p><b>Childs</b>
                </p>
            </td>
        </tr>
    </thead>
    <tbody data-bind="foreach: Classes">
        <tr>
            <td>
                <p data-bind=" text: Class"></p>
            </td>
            <td>
                <p data-bind=" text: Child"></p>
            </td>
        </tr>
    </tbody>
</table>

JavaScript

$(function () {
   // define a ViewModel for your data
    function ViewModel() {
        this.Classes = ko.observableArray([{
            "Class": "test",
                "Child": "Max"
        }, {
            "Class": "test2",
                "Child": "Walter"
        }]);
    }

    var vm = new ViewModel(),
        dummyData = [];

    // create a lot of dummy data sets
    for (var i = 0; i < 1000; i++) {
        dummyData.push({
            "Class": "test " + i,
                "Child": "Child" + i
        })
    }

    // constantly poll for new data
    // JS fiddle implements a simple echo service, which we can use
    // to simulate data changes we change a rendon number
    function poll() {
        $.ajax({
            "url": "\/echo\/json\/",
                "type": "POST",
                "data": {
                "json": JSON.stringify(dummyData),
                    "deley": 3
            },
                "success": function (data) {
                vm.Classes(data);

                // poll again (3 seconds so we see how fast the update is)
                setTimeout(poll, 300);
                    
                    // change a random entry to see that data changes
                var randomnumber=Math.floor(Math.random()*1000);
                    dummyData[randomnumber].Child = "Child"  +randomnumber +" changed"
            }
        });
    }

    poll();

    // apply it to the page, knocout now does the binding for you
    ko.applyBindings(vm);
});