Showing posts with label php. Show all posts
Showing posts with label php. Show all posts
Monday, November 10, 2008
Using Ajax with Javascript and PHP
In this article we'll discuss the basic principles of remote scripting using Ajax, (asynchronous JavaScript and XML) to allow web pages to be updated without the user having to wait for a page refresh.
Labels:
ajax,
dom,
javascript,
onreadystatechange,
php,
remote scripting,
XMLHTTPRequest
How to Create CAPTCHA Protection using PHP
Describe how to create CAPTCHA Protection using PHP. It is used to prevent spam abuse on the websites.
Labels:
captcha,
imagecolorallocate,
imagecreatefromjpeg,
imagejpeg,
php,
protection
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