The features from this chapters are a bit higher than newbie level.
But still crucial to good programming.
Exceptions is a special, very powerful way to deal with errors.
In most languages, there are classes and objects. Classes inherit from other classes.
var self = this
There are numerous situations when a function must keep the context no matter how it runs, and reference same object.
An object has a build-in property named constructor. It is meant to reference the function which made the object, but it fails to do it sometimes.
Donate to this project
The content of this site is available under the terms of CC BY-NC-SA.
© Ilya Kantor, 2011.