Singleton pattern is a well-known pattern in programming. Double-checked locking is an implementation of singleton pattern which is intended to be thread-safe. However it is found that this method is broken, unless memory barrier is used which may has problem of portability.

In this article, I am going to present an alternative to double-checked locking ...

An excellent article about android. You shouldn't use android task killers, as they will cause system instability and more battery drain. Android version 2 or above doesn't need them.

You should use something like watchdog to see what apps is eating up resources and misbehave and end them instead.

I have a big problem in my ckeditor plugin which i have developed to handle the image upload functionalty.

I have two drop down boxes whose values have to pass in the url of  the uploader script written in php.

Every thing work fine if i give a static value(hard coded) to ...

A new kind of camera, which allows you to take the photo now, and focus later at any point you like. There is demo in the web.

The principle is that, you record not the sum of all the light cones, but the individual light ray's vector direction. So that you can focus to any plane by ray tracing method.

It is important to have the trading wisdom and develop skills to remain relevant in any investment climate in order to secure one’s financial future. Especially with the recent economic uncertainties and escalating political tension in the world, volatile markets seem to be here to stay.  As such, Phillip CFD organised a special presentation with Mr Ray Barros on 30^th April 2011 to help guide our clients on a step-by-step ...

A gnome style to make eclipse and other applications look more compact, and save more screen space.

CKEditor with ZK

We have created a Denver SEO Consulting web profile at Google to add to our web content that is indexed in popular search engines.  SEO Consultant services are critical if business owners are wanting to get their websites to attain top rankings in search engines through the process of organic search engine optimization.  By providing affordable SEO services we can help the maximum amount of clients succeed and create improved ...

昨天看了一套教人深思的電影 - 〈Three Idiots〉，故與大家分享一下。快樂、生活、學習，其實都可以是很簡單的。

http://www.tudou.com/programs/view/h5RvIAx0sTU/

This is what education truly mean, to have fun and excitement during the pursuit of excellence.