sagacity/observable_always_fires.js

## observable_always_fires.js
<html>
<head>
<script src="http://ajax.googleapis.com/ajax/libs/jquery/1.4.2/jquery.min.js" type="text/javascript"></script>
<script src="http://knockoutjs.com/js/jquery.tmpl.js" type="text/javascript"></script>
<script src="http://knockoutjs.com/js/knockout-latest.js" type="text/javascript"></script>
</head>
<body>
<script type="text/javascript">

$(document).ready(function() {
	var model = {
		prop: ko.observable(1)
	};

	model.change = function() {
		model.prop(model.prop() + 0);
	}

	model.prop.subscribe(function(newValue) {
		alert("Prop changed");
	});

	ko.applyBindings(model);
});
</script>

<div data-bind="text: prop"></div>
<button data-bind="click: change">Change</div>
	<html>
	<head>
	<script src="http://ajax.googleapis.com/ajax/libs/jquery/1.4.2/jquery.min.js" type="text/javascript"></script>
	<script src="http://knockoutjs.com/js/jquery.tmpl.js" type="text/javascript"></script>
	<script src="http://knockoutjs.com/js/knockout-latest.js" type="text/javascript"></script>
	</head>
	<body>
	<script type="text/javascript">

	$(document).ready(function() {
	var model = {
	prop: ko.observable(1)
	};

	model.change = function() {
	model.prop(model.prop() + 0);
	}

	model.prop.subscribe(function(newValue) {
	alert("Prop changed");
	});

	ko.applyBindings(model);
	});
	</script>

	<div data-bind="text: prop"></div>
	<button data-bind="click: change">Change</div>