ArrayFixed is a fixed length sparse JavaScript array. The main advantage of a fixed length sparse array, is that we maintain a count along with the array length.

When the array changes, the observer on "values.length" fires as expected, but the observer on the computed property does not fire as expected. Once you click the "Log hasValue" button, it starts to ...

In jquery size() and length property are the two features, which have the same property of returning the number of elements in a jquery object which creates a lot of confusion for developers.this blog ...