Usefull Knockoutjs stuff

Knockoutjs

ko.dataFor

ko.computed({    //}, viewModel); - second parameter as a context.

viewModel.whoAmI = function() {   alert(this.name);}.bind(viewModel);

<script type="text/html" id="person-template">

<pre data-bind="text: ko.toJSON($root, null, 2)"></pre>

click: function() { viewModel.removeGift($data) }

valueHasMutated ()

this.count(this.count() + 1);

data-bind=”if:  ...” rerender the content each time, observed value has changed.

Initialize() inside construktor.

do not operate on array element by element
//replace the contents of the observableArray
this.otherItems(newData);

ko.subscribable.fn.logIt
http://www.knockmeout.net/2013/06/knockout-debugging-strategies-plugin.html

 ko.observable.fn.toString = function() {
        return "observable: " + ko.toJSON(this(), null, 2);
    };