Objects and Privacy in Javascript

We all know that Javascript does not support (property or method) privacy when you write Object Oriented code. In this post, i will explain how to create private (properties and methods) in Javascript.

Overriding Javascript in Twitter Bootstrap

You all know about Twitter Bootstrap. It’s the top front-end development framework and it’s spreading more and more. And while this framework was made on standards and most of useful components were added to it, some of us may need to override some code of it for his/her needs.

I had a chance to work on that, i mean overriding. Let me explain what I was doing and how I did that.

Responsive CSS Frameworks: What to use?!

The 960 Grid systems are the way to develop a faster websites. At the mean time, developing websites should support mobile browsers while mobile usage is increasing. So, supporting all screen sizes called: Responsive web.

I am not writing this to talk about this, i am writing it to give me details and features about several Grid Systems that mostly common. This will help you decide, what to use? and what is suitable for you.

Tips for Better Website Performance

I am here not talking about Server-side improvements. I am here talking about Front-End improvements that really affects the web page speed.

The time spent till the website is running on the client’s browser. If we analyze that time, we will get:

Request Time (in milliseconds)
Server Process Time, or response time (usually in milliseconds)
Downloading web page and files into browser (few to several seconds, depending on internet speed)
Rendering on browser.

Drag and Drop with jQuery for Touch Devices

In the last post: Drag and drop with HTML5, i explained how to drag and drop using HTML5 and Javascript (jQuery). I mentioned that touch devices such as iPhone, iPad, BlackBerry, Samsung…. etc, does not support HTML5 Drag and Drop features.

Now, in this post, i want to explain how to make Drag and Drop possible for all devices. Before we start, you must know that it’s all about Javascript.. And i will use jQuery library while i am familiar with it and it simplifies writing javascript.

How to: Drag and Drop with HTML5

Drang n’ Drop in HTML 5 is supported by: IE9+, Firefox 3.6+, Safari 4+, Opera 11+ and Chrome 12+. But its not supported yet for touch devices like Touch Mobiles and Tablets.
To make things more clear, its not only HTML 5.. Its a combination between HTML 5, CSS 3, and Javascript.