Amir Harel

'Blog' Category

• Jun

  11

  2010

  Implementing Multiple Inheritance in Javascript

  Update
  First of all I have a new logo and favicon – it’s that funky Ninja icon on the top left. It was designed by the gifted designer Liora Darom. I’ll be happy to provide her contact if someone is interested.
  It’s been a while since my last post, usually I try to write more often but [...]

  posted in Blog by Amir Harel

• Mar

  22

  2010

  Javascript Inheritance

  In this post I will cover the following topics:

  Understanding how the prototype works
  Using the prototype for inheritance
  The Inherit Function
  Overriding methods

  In one of my previous post i talked about Object Oriented Javascript , where i mostly talked about class encapsulation. In this post i would like to advance to another important issue [...]

  posted in Blog by Amir Harel

• Feb

  21

  2010

  Debugging Firefox Extension Using Log File

  Problog
  In this post I will cover the following topics:

  Understanding debug requirements
  Using the Mozilla preferences service to store debug mode
  Using Mozilla file I/O to write debug messages into a file

  In one of me recent post I’ve talked about how to setup a development environment in Firefox. One of the problems in developing firefox [...]

  posted in Blog by Amir Harel

• Feb

  16

  2010

  Object Oriented Javascript

  Problog
  This post will cover the following topics:

  Javascript is not a toy!
  How to define a class
  How to set Publich methods
  How to set Private variables
  How to set static methods

  JavaScript for Dummies?
  Programming languages are like football teams – it doesn’t matter which you like, you will support it and protect its interest no matter what. Back in the [...]

  posted in Blog by Amir Harel

• Feb

  09

  2010

  Setting a Nested Object with a String Key

  In one of the projects that I’m working on I had to setup a property of an object in a general way. In order to do so, i wrote the following function:

  function setValue(key,value,obj){
  obj[key.toString()] = value;
  }

  so calling the functuion like so

  var obj = { a:1,b:2,c:3 };
  setValue( "a" , 2 , obj );

  will [...]

  posted in Blog by Amir Harel