There are several chart framework that are open source or at least free out there. Some time a go I have a chance to use Open Flash Chart. This article will give some introduction on how to use Open Flash Chart.
A chart should show some data. Andy budd from clear left once said on [...]
User registration is a common thing in web development. To ensure that only human registered as a user, it is common to use Completely Automated Public Turing test to tell Computers and Humans Apart (CAPTCHA).
There are several CAPTCHA library available. This article will show how you can integrate 2 such library to provide CAPTCHA verification [...]
